{"id":2258,"date":"2025-07-20T13:39:16","date_gmt":"2025-07-20T10:39:16","guid":{"rendered":"https:\/\/demo.webz.com.tr\/en\/?post_type=product&#038;p=2258"},"modified":"2025-11-04T15:44:22","modified_gmt":"2025-11-04T12:44:22","slug":"a-dznsr2y-fiber-optic-cable","status":"publish","type":"product","link":"https:\/\/www.etkkablo.com\/en\/product\/a-dznsr2y-fiber-optic-cable\/","title":{"rendered":"A-D(ZN)(SR)2Y Fiber Optic Cable"},"content":{"rendered":"\n<div id=\"wd-74f8e120\" class=\"wp-block-wd-tabs wd-tabs tabs-design-simple\">\n<div id=\"wd-6a42a150\" class=\"wp-block-wd-tabs-header wd-tabs-header\"><div class=\"wd-nav-wrapper wd-nav-tabs-wrapper\"><ul class=\"wd-nav wd-nav-tabs wd-style-default wd-icon-pos-start wd-style-default\"><li class=\"\"><a href=\"#\" class=\"wd-nav-link test\"><span class=\"nav-link-text wd-tabs-title\">Cable Construction<\/span><\/a><\/li><li class=\"\"><a href=\"#\" class=\"wd-nav-link test\"><span class=\"nav-link-text wd-tabs-title\">Types<\/span><\/a><\/li><li class=\"\"><a href=\"#\" class=\"wd-nav-link test\"><span class=\"nav-link-text wd-tabs-title\">Mechanical and Environmental Characteristics<\/span><\/a><\/li><li class=\"\"><a href=\"#\" class=\"wd-nav-link test\"><span class=\"nav-link-text wd-tabs-title\">Application<\/span><\/a><\/li><li class=\"\"><a href=\"#\" class=\"wd-nav-link test\"><span class=\"nav-link-text wd-tabs-title\">Marking, Packing, Delivery Lengths<\/span><\/a><\/li><li class=\"\"><a href=\"#\" class=\"wd-nav-link test\"><div class=\"img-wrapper\"><img loading=\"lazy\" decoding=\"async\" width=\"29\" height=\"32\" class=\"wp-image-951\" src=\"https:\/\/www.etkkablo.com\/en\/wp-content\/uploads\/2025\/06\/PDF_33.png\" alt=\"\"\/><\/div><span class=\"nav-link-text wd-tabs-title\">PDF<\/span><\/a><\/li><\/ul><\/div><\/div>\n\n\n\n<div id=\"wd-c12f6d6f\" class=\"wp-block-wd-tabs-content wd-tabs-content-wrapper\">\n<div id=\"wd-fc8a96a7\" class=\"wp-block-wd-tabs-content-tab wd-tab-content\">\n<figure class=\"wp-block-table is-style-stripes\"><table><tbody><tr><td>1 &#8211; Optical fiber core \u00b9<\/td><\/tr><tr><td>2 &#8211; Waterproof thixotropic jelly<\/td><\/tr><tr><td>3 &#8211; PBT Tube<\/td><\/tr><tr><td>4 &#8211; Non-metallic strength member (Glass yarn)<\/td><\/tr><tr><td>5 &#8211; Ripcord<\/td><\/tr><tr><td>6 &#8211; Corrugated steel tape<\/td><\/tr><tr><td>7 &#8211; UV resistant polyethylene (HDPE) black outer jacket<\/td><\/tr><\/tbody><\/table><\/figure>\n<\/div>\n\n\n\n<div id=\"wd-6f348c98\" class=\"wp-block-wd-tabs-content-tab wd-tab-content\">\n<figure class=\"wp-block-table is-style-stripes\"><table><thead><tr><th>Part Number<\/th><th>Core Type<\/th><th>Core Count<\/th><th>Tube Count<\/th><th>Tube Diameter (mm)<\/th><th>Cable Diameter (mm)<\/th><th>Cable Weight (kg\/km)<\/th><\/tr><\/thead><tbody><tr><td>3.205.0.6.1.0900.0.0002<\/td><td>SM G.652.D<\/td><td>2<\/td><td>1<\/td><td>2,8<\/td><td>7,5<\/td><td>71<\/td><\/tr><tr><td>3.205.0.6.1.0900.0.0004<\/td><td>SM G.652.D<\/td><td>4<\/td><td>1<\/td><td>2,8<\/td><td>7,5<\/td><td>71<\/td><\/tr><tr><td>3.205.0.6.1.0900.0.0006<\/td><td>SM G.652.D<\/td><td>6<\/td><td>1<\/td><td>2,8<\/td><td>7,5<\/td><td>71<\/td><\/tr><tr><td>3.205.0.6.1.0900.0.0008<\/td><td>SM G.652.D<\/td><td>8<\/td><td>1<\/td><td>2,8<\/td><td>7,5<\/td><td>71<\/td><\/tr><tr><td>3.205.0.6.1.0900.0.0010<\/td><td>SM G.652.D<\/td><td>10<\/td><td>1<\/td><td>2,8<\/td><td>7,5<\/td><td>71<\/td><\/tr><tr><td>3.205.0.6.1.0900.0.0012<\/td><td>SM G.652.D<\/td><td>12<\/td><td>1<\/td><td>2,8<\/td><td>7,5<\/td><td>71<\/td><\/tr><tr><td>3.205.0.6.1.0900.0.0016<\/td><td>SM G.652.D<\/td><td>16<\/td><td>1<\/td><td>3,8<\/td><td>8,7<\/td><td>91<\/td><\/tr><tr><td>3.205.0.6.1.0900.0.0018<\/td><td>SM G.652.D<\/td><td>18<\/td><td>1<\/td><td>3,8<\/td><td>8,7<\/td><td>91<\/td><\/tr><tr><td>3.205.0.6.1.0900.0.0020<\/td><td>SM G.652.D<\/td><td>20<\/td><td>1<\/td><td>3,8<\/td><td>8,7<\/td><td>91<\/td><\/tr><tr><td>3.205.0.6.1.0900.0.0024<\/td><td>SM G.652.D<\/td><td>24<\/td><td>1<\/td><td>3,8<\/td><td>8,7<\/td><td>91<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table><thead><tr><th>Part Number<\/th><th>Core Type<\/th><th>Core Count<\/th><th>Tube Count<\/th><th>Tube Diameter (mm)<\/th><th>Cable Diameter (mm)<\/th><th>Cable Weight (kg\/km)<\/th><\/tr><\/thead><tbody><tr><td>3.205.0.6.1.0625.0.0002<\/td><td>OM1<\/td><td>2<\/td><td>1<\/td><td>2,8<\/td><td>7,5<\/td><td>71<\/td><\/tr><tr><td>3.205.0.6.1.0625.0.0004<\/td><td>OM1<\/td><td>4<\/td><td>1<\/td><td>2,8<\/td><td>7,5<\/td><td>71<\/td><\/tr><tr><td>3.205.0.6.1.0625.0.0006<\/td><td>OM1<\/td><td>6<\/td><td>1<\/td><td>2,8<\/td><td>7,5<\/td><td>71<\/td><\/tr><tr><td>3.205.0.6.1.0625.0.0008<\/td><td>OM1<\/td><td>8<\/td><td>1<\/td><td>2,8<\/td><td>7,5<\/td><td>71<\/td><\/tr><tr><td>3.205.0.6.1.0625.0.0012<\/td><td>OM1<\/td><td>12<\/td><td>1<\/td><td>2,8<\/td><td>7,5<\/td><td>71<\/td><\/tr><tr><td>3.205.0.6.1.0625.0.0016<\/td><td>OM1<\/td><td>16<\/td><td>1<\/td><td>3,8<\/td><td>8,7<\/td><td>91<\/td><\/tr><tr><td>3.205.0.6.1.0625.0.0020<\/td><td>OM1<\/td><td>20<\/td><td>1<\/td><td>3,8<\/td><td>8,7<\/td><td>91<\/td><\/tr><tr><td>3.205.0.6.1.0625.0.0024<\/td><td>OM1<\/td><td>24<\/td><td>1<\/td><td>3,8<\/td><td>8,7<\/td><td>91<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table><thead><tr><th>Part Number<\/th><th>Core Type<\/th><th>Core Count<\/th><th>Tube Count<\/th><th>Tube Diameter (mm)<\/th><th>Cable Diameter (mm)<\/th><th>Cable Weight (kg\/km)<\/th><\/tr><\/thead><tbody><tr><td>3.205.0.6.1.0502.0.0002<\/td><td>OM2<\/td><td>2<\/td><td>1<\/td><td>2,8<\/td><td>7,5<\/td><td>71<\/td><\/tr><tr><td>3.205.0.6.1.0502.0.0004<\/td><td>OM2<\/td><td>4<\/td><td>1<\/td><td>2,8<\/td><td>7,5<\/td><td>71<\/td><\/tr><tr><td>3.205.0.6.1.0502.0.0006<\/td><td>OM2<\/td><td>6<\/td><td>1<\/td><td>2,8<\/td><td>7,5<\/td><td>71<\/td><\/tr><tr><td>3.205.0.6.1.0502.0.0008<\/td><td>OM2<\/td><td>8<\/td><td>1<\/td><td>2,8<\/td><td>7,5<\/td><td>71<\/td><\/tr><tr><td>3.205.0.6.1.0502.0.0012<\/td><td>OM2<\/td><td>12<\/td><td>1<\/td><td>2,8<\/td><td>7,5<\/td><td>71<\/td><\/tr><tr><td>3.205.0.6.1.0502.0.0016<\/td><td>OM2<\/td><td>16<\/td><td>1<\/td><td>3,8<\/td><td>8,7<\/td><td>91<\/td><\/tr><tr><td>3.205.0.6.1.0502.0.0020<\/td><td>OM2<\/td><td>20<\/td><td>1<\/td><td>3,8<\/td><td>8,7<\/td><td>91<\/td><\/tr><tr><td>3.205.0.6.1.0502.0.0024<\/td><td>OM2<\/td><td>24<\/td><td>1<\/td><td>3,8<\/td><td>8,7<\/td><td>91<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table><thead><tr><th>Part Number<\/th><th>Core Type<\/th><th>Core Count<\/th><th>Tube Count<\/th><th>Tube Diameter (mm)<\/th><th>Cable Diameter (mm)<\/th><th>Cable Weight (kg\/km)<\/th><\/tr><\/thead><tbody><tr><td>3.205.0.6.1.0503.0.0002<\/td><td>OM3<\/td><td>2<\/td><td>1<\/td><td>2,8<\/td><td>7,5<\/td><td>71<\/td><\/tr><tr><td>3.205.0.6.1.0503.0.0004<\/td><td>OM3<\/td><td>4<\/td><td>1<\/td><td>2,8<\/td><td>7,5<\/td><td>71<\/td><\/tr><tr><td>3.205.0.6.1.0503.0.0006<\/td><td>OM3<\/td><td>6<\/td><td>1<\/td><td>2,8<\/td><td>7,5<\/td><td>71<\/td><\/tr><tr><td>3.205.0.6.1.0503.0.0008<\/td><td>OM3<\/td><td>8<\/td><td>1<\/td><td>2,8<\/td><td>7,5<\/td><td>71<\/td><\/tr><tr><td>3.205.0.6.1.0503.0.0012<\/td><td>OM3<\/td><td>12<\/td><td>1<\/td><td>2,8<\/td><td>7,5<\/td><td>71<\/td><\/tr><tr><td>3.205.0.6.1.0503.0.0016<\/td><td>OM3<\/td><td>16<\/td><td>1<\/td><td>3,8<\/td><td>8,7<\/td><td>91<\/td><\/tr><tr><td>3.205.0.6.1.0503.0.0020<\/td><td>OM3<\/td><td>20<\/td><td>1<\/td><td>3,8<\/td><td>8,7<\/td><td>91<\/td><\/tr><tr><td>3.205.0.6.1.0503.0.0024<\/td><td>OM3<\/td><td>24<\/td><td>1<\/td><td>3,8<\/td><td>8,7<\/td><td>91<\/td><\/tr><\/tbody><\/table><\/figure>\n<\/div>\n\n\n\n<div id=\"wd-3a4836d1\" class=\"wp-block-wd-tabs-content-tab wd-tab-content\">\n<figure class=\"wp-block-table is-style-stripes\"><table><thead><tr><th><\/th><th>Test Standard<\/th><th>Specified Value<\/th><th>Acceptance Criteria<\/th><\/tr><\/thead><tbody><tr><td><strong>Maximum Installation Tension \u00b2&nbsp;<\/strong><\/td><td>IEC 60794-1-2-E1&nbsp;<\/td><td>1.0 x W(N), min. 1200 N&nbsp;<\/td><td>Fiber strain \u2264 0.33%<\/td><\/tr><tr><td><strong>Maximum Operation Tension&nbsp;<\/strong><\/td><td>IEC 60794-1-2-E1&nbsp;<\/td><td>0.5 x W(N), min. 600 N&nbsp;<\/td><td>\u0394\u03b1 \u2264 0.05 dB, No fiber strain<\/td><\/tr><tr><td><strong>Crush Strength&nbsp;<\/strong><\/td><td>IEC 60794-1-2-E3&nbsp;<\/td><td>1500 N \/ 100 mm, max. 15 min.&nbsp;<\/td><td>\u0394\u03b1 \u2264 0.05 dB, No damage<\/td><\/tr><tr><td><strong>Impact&nbsp;<\/strong><\/td><td>IEC 60794-1-2-E4&nbsp;<\/td><td>10 Nm, 3 impacts, R= 300 mm&nbsp;<\/td><td>\u0394\u03b1 \u2264 0.05 dB after the test<\/td><\/tr><tr><td><strong>Torsion&nbsp;<\/strong><\/td><td>IEC 60794-1-2-E7&nbsp;<\/td><td>1 m. 100N, +\/- 180\u00b0, 10 cycles&nbsp;<\/td><td>\u0394\u03b1 \u2264 0.05 dB, No damage<\/td><\/tr><tr><td><strong>Repeated Bending&nbsp;<\/strong><\/td><td>IEC 60794-1-2-E6&nbsp;<\/td><td>R=20x D, 100 N, 35 cycles&nbsp;<\/td><td>No damage<\/td><\/tr><tr><td><strong>Bending Radius&nbsp;<\/strong><\/td><td>IEC 60794-1-2-E11&nbsp;<\/td><td>R=20x D, 4 turns, 3 cycles&nbsp;<\/td><td>\u0394\u03b1 \u2264 0.05 dB, No damage<\/td><\/tr><tr><td><strong>Temperature Cycling&nbsp;<\/strong><\/td><td>IEC 60794-1-2-F1&nbsp;<\/td><td>-20\u00b0C to +70\u00b0C&nbsp;<\/td><td>\u0394\u03b1 \u2264 0.05 dB\/km<\/td><\/tr><tr><td><strong>Waterproofness&nbsp;<\/strong><\/td><td>IEC 60794-1-2-F5B&nbsp;<\/td><td>Sample= 3 m, water column= 1 m&nbsp;<\/td><td>No water leakage in 24 hours.<\/td><\/tr><\/tbody><\/table><\/figure>\n<\/div>\n\n\n\n<div id=\"wd-b57734de\" class=\"wp-block-wd-tabs-content-tab wd-tab-content\">\n<figure class=\"wp-block-table is-style-stripes\"><table><thead><tr><th><\/th><th>Minimum Bending Radius<\/th><\/tr><\/thead><tbody><tr><td><strong>Operation<\/strong><\/td><td>20 x cable \u00d8<\/td><\/tr><tr><td><strong>Fixed<\/strong><\/td><td>15 x cable \u00d8<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table><thead><tr><th><\/th><th colspan=\"3\">Temperature Range<\/th><\/tr><\/thead><tbody><tr><td><strong>Storage<\/strong><\/td><td>0\u00b0C to + 70\u00b0C<\/td><td><strong>Installation<\/strong><\/td><td>-30\u00b0C to +60\u00b0C<\/td><\/tr><tr><td><strong>Transport<\/strong><\/td><td>0\u00b0C to + 70\u00b0C<\/td><td><strong>Operating<\/strong><\/td><td>-20\u00b0C to +70\u00b0C<\/td><\/tr><\/tbody><\/table><\/figure>\n<\/div>\n\n\n\n<div id=\"wd-7620b3d1\" class=\"wp-block-wd-tabs-content-tab wd-tab-content\">\n<figure class=\"wp-block-table is-style-stripes\"><table><tbody><tr><th>Marking<\/th><td>ETK Kablo &#8211; Date of Manufacture &#8211; Fiber Count and Type &#8211; Length Marking<\/td><\/tr><tr><th>Packing<\/th><td>Wooden drum with protection<\/td><\/tr><tr><th>Delivery Lengths<\/th><td>2 km, 4 km \u00b1 %5 tolerance<\/td><\/tr><\/tbody><\/table><\/figure>\n<\/div>\n\n\n\n<div id=\"wd-5e6223ff\" class=\"wp-block-wd-tabs-content-tab wd-tab-content\">\n<div data-wp-interactive=\"core\/file\" class=\"wp-block-file\"><object data-wp-bind--hidden=\"!state.hasPdfPreview\" hidden class=\"wp-block-file__embed\" data=\"https:\/\/www.etkkablo.com\/en\/wp-content\/uploads\/2025\/07\/47ba83fb-04aa-4857-bfbb-7a59d3c238d0.pdf\" type=\"application\/pdf\" style=\"width:100%;height:600px\" aria-label=\"Embed of 47ba83fb-04aa-4857-bfbb-7a59d3c238d0.\"><\/object><a id=\"wp-block-file--media-590281cd-9b0d-4bb6-af8a-0ec645c5a5ce\" href=\"https:\/\/www.etkkablo.com\/en\/wp-content\/uploads\/2025\/07\/47ba83fb-04aa-4857-bfbb-7a59d3c238d0.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">Open in a new tab<\/a><a href=\"https:\/\/www.etkkablo.com\/en\/wp-content\/uploads\/2025\/07\/47ba83fb-04aa-4857-bfbb-7a59d3c238d0.pdf\" class=\"wp-block-file__button wp-element-button\" download aria-describedby=\"wp-block-file--media-590281cd-9b0d-4bb6-af8a-0ec645c5a5ce\">\u0130ndir<\/a><\/div>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<h2 id=\"wd-9dfa581d\" class=\"wp-block-wd-title title\">A-D(ZN)(SR)2Y Armored Fiber Optic Cable for Outdoor Networks<\/h2>\n\n\n\n<p id=\"wd-11391cd1\" class=\"wp-block-wd-paragraph\"><strong><a href=\"https:\/\/www.etkkablo.com\/en\/\">ETK Kablo<\/a>\u2019s A-D(ZN)(SR)2Y <a href=\"https:\/\/www.etkkablo.com\/en\/product-cat\/fiber-optic-cables\/\">Fiber Optic Cable<\/a><\/strong> is a <strong><a href=\"https:\/\/www.etkkablo.com\/en\/product-cat\/fiber-optic-cables\/indoor-outdoor-fiber-optic-cable\/metallic-armored-fiber-optic-cable\/\">metallic armored outdoor fiber cable<\/a><\/strong> engineered for <strong>high-performance data transmission<\/strong> in <strong>harsh environmental conditions<\/strong>. Designed with a <strong><a href=\"https:\/\/www.etkkablo.com\/en\/product-cat\/fiber-optic-cables\/aerial-fiber-optic-cable\/central-loose-tube-fiber-optic-cable\/\">central loose tube<\/a> structure<\/strong> and <strong>corrugated steel tape armor<\/strong>, it provides exceptional <strong>mechanical protection, rodent resistance,<\/strong> and <strong>long-term reliability<\/strong> for <strong>direct burial<\/strong> or <strong>duct installations<\/strong>.<\/p>\n\n\n\n<h2 id=\"wd-161f654d\" class=\"wp-block-wd-title title\">Construction and Mechanical Protection<\/h2>\n\n\n\n<p id=\"wd-b7cca063\" class=\"wp-block-wd-paragraph\">The cable features a <strong>UV-resistant black polyethylene (PE) outer sheath<\/strong> combined with a <strong>corrugated steel tape (SR) layer<\/strong> that protects optical fibers from <strong>crushing forces, soil movement,<\/strong> and <strong>external impact<\/strong>. Inside, a <strong>gel-filled central loose tube<\/strong> seals out moisture and extends fiber lifespan \u2014 ensuring consistent performance in <strong>underground<\/strong> or <strong>high-humidity environments<\/strong>.<\/p>\n\n\n\n<h2 id=\"wd-9ddbbb22\" class=\"wp-block-wd-title title\">Fiber Types and Configurations<\/h2>\n\n\n\n<p id=\"wd-da34a45d\" class=\"wp-block-wd-paragraph\">The <strong>A-D(ZN)(SR)2Y armored fiber cable<\/strong> is available with both <strong>singlemode fibers<\/strong> (<strong>G.652D<\/strong>, <strong>G.657A1\/A2<\/strong>) and <strong>multimode fibers<\/strong> (<strong>OM1<\/strong>, <strong>OM2<\/strong>, <strong>OM3<\/strong>, <strong>OM4<\/strong>, <strong>OM5<\/strong>), in configurations from <strong>2 to 48 cores<\/strong>. It offers <strong>stable optical performance<\/strong> and low attenuation for <strong>long-distance backbone links, campus networks,<\/strong> and <strong>telecommunication infrastructure<\/strong>.<\/p>\n\n\n\n<h2 id=\"wd-8aba9f34\" class=\"wp-block-wd-title title\">Applications and Performance<\/h2>\n\n\n\n<p id=\"wd-fcc6b5a3\" class=\"wp-block-wd-paragraph\">This <strong>armored outdoor fiber optic cable<\/strong> is ideal for <strong>regional data backbones<\/strong>, <strong>network extensions to remote buildings<\/strong>, <strong>industrial sites<\/strong>, and <strong>outdoor distribution systems<\/strong> where <strong>mechanical protection<\/strong> and <strong>rodent resistance<\/strong> are critical. It supports <strong>high-speed optical transmission<\/strong> while maintaining <strong>signal integrity<\/strong> under heavy loads or soil pressure.<\/p>\n\n\n\n<h2 id=\"wd-2935f211\" class=\"wp-block-wd-title title\">Standards and Quality Assurance<\/h2>\n\n\n\n<p id=\"wd-30b466a8\" class=\"wp-block-wd-paragraph\"><strong>ETK Kablo\u2019s A-D(ZN)(SR)2Y<\/strong> complies with <strong>IEC 60794<\/strong> and <strong>EN outdoor cabling standards<\/strong>, ensuring full compatibility with modern <strong>fiber-optic network infrastructures<\/strong>. Its <strong>armored PE construction<\/strong> provides long service life, mechanical stability, and protection against environmental stress in mission-critical applications.<\/p>\n\n\n\n<h2 id=\"wd-7f2d7b67\" class=\"wp-block-wd-title title\">Why Choose ETK Kablo\u2019s A-D(ZN)(SR)2Y Cable?<\/h2>\n\n\n\n<p id=\"wd-6ec0f7c2\" class=\"wp-block-wd-paragraph\"><em>Choose <strong>ETK Kablo\u2019s A-D(ZN)(SR)2Y Armored Fiber Optic Cable<\/strong> \u2014 built for <strong>security, durability,<\/strong> and <strong>consistent optical performance<\/strong> across demanding <strong>outdoor fiber networks<\/strong>.<\/em><\/p>\n\n\n\n<h2 id=\"wd-103aa1c7\" class=\"wp-block-wd-title title\">Frequently Asked Questions about A-D(ZN)(SR)2Y Armored Fiber Optic Cable<\/h2>\n\n\n\n<h3 id=\"wd-bc61caf2\" class=\"wp-block-wd-title title\">What is armoured fiber cable?<\/h3>\n\n\n\n<p id=\"wd-5a79ea8c\" class=\"wp-block-wd-paragraph\"><strong>Armoured fiber optic cable<\/strong> is a type of <strong><a href=\"https:\/\/www.etkkablo.com\/en\/blog\/what-is-a-fiber-optic-cable\/\">optical communication cable<\/a><\/strong> reinforced with a <strong>metallic protective layer<\/strong> such as <strong>corrugated steel tape (SR)<\/strong> or <strong>steel wire armor<\/strong>. This layer protects optical fibers against <strong>mechanical stress, rodent damage,<\/strong> and <strong>crushing forces<\/strong> in outdoor or underground installations, ensuring long-term reliability.<\/p>\n\n\n\n<h3 id=\"wd-6175952d\" class=\"wp-block-wd-title title\">What is OM1, OM2, OM3, and OM4?<\/h3>\n\n\n\n<p id=\"wd-fc31505d\" class=\"wp-block-wd-paragraph\"><strong>OM1, OM2, OM3,<\/strong> and <strong>OM4<\/strong> are classifications of <strong>multimode fiber<\/strong> defined by their <strong>core size<\/strong> and <strong>bandwidth capacity<\/strong>. OM1 (62.5 \u00b5m) supports up to 1 Gbps, OM2 (50 \u00b5m) up to 10 Gbps, OM3 (laser-optimized) up to 40 Gbps, and OM4 up to 100 Gbps over shorter distances. These fibers are used for <strong>data centers and short-range high-speed links<\/strong>.<\/p>\n\n\n\n<h3 id=\"wd-256d852b\" class=\"wp-block-wd-title title\">Where is armored cable not permitted?<\/h3>\n\n\n\n<p id=\"wd-40b7a549\" class=\"wp-block-wd-paragraph\"><strong>Armored fiber cables<\/strong> are not recommended for <strong>indoor riser shafts<\/strong> or <strong>plenum spaces<\/strong> where non-metallic, <strong>halogen-free<\/strong> constructions are required by building codes. In these environments, <strong>LSZH or dielectric loose-tube cables<\/strong> should be used instead to meet <strong>fire safety standards<\/strong>.<\/p>\n\n\n\n<h3 id=\"wd-38988ec0\" class=\"wp-block-wd-title title\">When to use armored fiber cable?<\/h3>\n\n\n\n<p id=\"wd-f1c90289\" class=\"wp-block-wd-paragraph\">Use <strong>armored fiber optic cables<\/strong> like <strong>A-D(ZN)(SR)2Y<\/strong> when additional <strong>mechanical protection<\/strong> and <strong>rodent resistance<\/strong> are needed. They are ideal for <strong>direct burial, outdoor conduits, industrial environments,<\/strong> and <strong>telecom backbone networks<\/strong> exposed to physical stress or environmental hazards.<\/p>\n\n\n\n<h3 id=\"wd-8fca2fef\" class=\"wp-block-wd-title title\">What is a loose tube?<\/h3>\n\n\n\n<p id=\"wd-63aa6067\" class=\"wp-block-wd-paragraph\">A <strong>loose tube<\/strong> is a small plastic tube within a fiber optic cable that contains and protects the optical fibers. It is often <strong>gel-filled<\/strong> or <strong>dry-blocked<\/strong> to prevent water ingress, allowing fibers to move freely inside the tube and remain isolated from external mechanical forces.<\/p>\n\n\n\n<h3 id=\"wd-b41336fb\" class=\"wp-block-wd-title title\">What is the difference between loose tube and buffer tube?<\/h3>\n\n\n\n<p id=\"wd-a1e32ef5\" class=\"wp-block-wd-paragraph\"><strong>Loose-tube cables<\/strong> contain fibers within gel-filled tubes for <strong>outdoor use<\/strong>, offering moisture protection and flexibility over long distances. <strong><a href=\"https:\/\/www.etkkablo.com\/en\/product-cat\/fiber-optic-cables\/indoor-fiber-optic-cable\/\">Tight-buffered cables<\/a><\/strong> (sometimes called buffer-tube designs) have individually coated fibers, providing <strong>easier termination<\/strong> and are used mainly in <strong>indoor applications<\/strong>.<\/p>\n\n\n\n<h3 id=\"wd-cc3d07bf\" class=\"wp-block-wd-title title\">What is acceptable loss for single-mode fiber?<\/h3>\n\n\n\n<p id=\"wd-8797721f\" class=\"wp-block-wd-paragraph\">Typical <strong>optical attenuation<\/strong> for <strong>single-mode fiber<\/strong> (G.652D or G.657A1\/A2) is about <strong>0.35 dB\/km at 1310 nm<\/strong> and <strong>0.22 dB\/km at 1550 nm<\/strong>. In practical installations, total system loss should remain below <strong>10 dB<\/strong> including connectors and splices to maintain high-quality transmission.<\/p>\n","protected":false},"excerpt":{"rendered":"","protected":false},"featured_media":2259,"template":"","meta":[],"product_brand":[],"product_cat":[76],"product_tag":[],"class_list":{"0":"post-2258","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-metallic-armored-fiber-optic-cable","8":"first","9":"instock","10":"shipping-taxable","11":"product-type-simple"},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.1.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>A-D(ZN)(SR)2Y Armored Fiber Optic Cable | Single Mode<\/title>\n<meta name=\"description\" content=\"A-D(ZN)(SR)2Y fiber optic cable with steel tape armor is ideal for outdoor structured cabling, offering UV resistance and mechanical protection.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.etkkablo.com\/en\/product\/a-dznsr2y-fiber-optic-cable\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"A-D(ZN)(SR)2Y Armored Fiber Optic Cable | Single Mode\" \/>\n<meta property=\"og:description\" content=\"A-D(ZN)(SR)2Y fiber optic cable with steel tape armor is ideal for outdoor structured cabling, offering UV resistance and mechanical protection.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.etkkablo.com\/en\/product\/a-dznsr2y-fiber-optic-cable\/\" \/>\n<meta property=\"og:site_name\" content=\"ETK Kablo English\" \/>\n<meta property=\"article:modified_time\" content=\"2025-11-04T12:44:22+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.etkkablo.com\/en\/wp-content\/uploads\/2025\/07\/image-2025-07-20T133847.665.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"2000\" \/>\n\t<meta property=\"og:image:height\" content=\"500\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.etkkablo.com\/en\/product\/a-dznsr2y-fiber-optic-cable\/\",\"url\":\"https:\/\/www.etkkablo.com\/en\/product\/a-dznsr2y-fiber-optic-cable\/\",\"name\":\"A-D(ZN)(SR)2Y Armored Fiber Optic Cable | Single Mode\",\"isPartOf\":{\"@id\":\"https:\/\/www.etkkablo.com\/en\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/www.etkkablo.com\/en\/product\/a-dznsr2y-fiber-optic-cable\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/www.etkkablo.com\/en\/product\/a-dznsr2y-fiber-optic-cable\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.etkkablo.com\/en\/wp-content\/uploads\/2025\/07\/image-2025-07-20T133847.665.jpg\",\"datePublished\":\"2025-07-20T10:39:16+00:00\",\"dateModified\":\"2025-11-04T12:44:22+00:00\",\"description\":\"A-D(ZN)(SR)2Y fiber optic cable with steel tape armor is ideal for outdoor structured cabling, offering UV resistance and mechanical protection.\",\"breadcrumb\":{\"@id\":\"https:\/\/www.etkkablo.com\/en\/product\/a-dznsr2y-fiber-optic-cable\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.etkkablo.com\/en\/product\/a-dznsr2y-fiber-optic-cable\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/www.etkkablo.com\/en\/product\/a-dznsr2y-fiber-optic-cable\/#primaryimage\",\"url\":\"https:\/\/www.etkkablo.com\/en\/wp-content\/uploads\/2025\/07\/image-2025-07-20T133847.665.jpg\",\"contentUrl\":\"https:\/\/www.etkkablo.com\/en\/wp-content\/uploads\/2025\/07\/image-2025-07-20T133847.665.jpg\",\"width\":2000,\"height\":500,\"caption\":\"A-D(ZN)(SR)2Y fiber optic cable \u2013 corrugated steel tape armoured, gel-filled central loose tube, outdoor duct & direct-burial suitable \u2013 ETK Kablo\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.etkkablo.com\/en\/product\/a-dznsr2y-fiber-optic-cable\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/www.etkkablo.com\/en\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"\u00dcr\u00fcn Katalo\u011fu\",\"item\":\"https:\/\/www.etkkablo.com\/en\/shop\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"A-D(ZN)(SR)2Y Fiber Optic Cable\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.etkkablo.com\/en\/#website\",\"url\":\"https:\/\/www.etkkablo.com\/en\/\",\"name\":\"ETK Kablo English\",\"description\":\"ETK Kablo is a leading manufacturer of fiber optic, telecom, and data cables. Discover high-performance cable solutions for global communication networks.\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.etkkablo.com\/en\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"A-D(ZN)(SR)2Y Armored Fiber Optic Cable | Single Mode","description":"A-D(ZN)(SR)2Y fiber optic cable with steel tape armor is ideal for outdoor structured cabling, offering UV resistance and mechanical protection.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.etkkablo.com\/en\/product\/a-dznsr2y-fiber-optic-cable\/","og_locale":"en_US","og_type":"article","og_title":"A-D(ZN)(SR)2Y Armored Fiber Optic Cable | Single Mode","og_description":"A-D(ZN)(SR)2Y fiber optic cable with steel tape armor is ideal for outdoor structured cabling, offering UV resistance and mechanical protection.","og_url":"https:\/\/www.etkkablo.com\/en\/product\/a-dznsr2y-fiber-optic-cable\/","og_site_name":"ETK Kablo English","article_modified_time":"2025-11-04T12:44:22+00:00","og_image":[{"width":2000,"height":500,"url":"https:\/\/www.etkkablo.com\/en\/wp-content\/uploads\/2025\/07\/image-2025-07-20T133847.665.jpg","type":"image\/jpeg"}],"twitter_card":"summary_large_image","twitter_misc":{"Est. reading time":"1 minute"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/www.etkkablo.com\/en\/product\/a-dznsr2y-fiber-optic-cable\/","url":"https:\/\/www.etkkablo.com\/en\/product\/a-dznsr2y-fiber-optic-cable\/","name":"A-D(ZN)(SR)2Y Armored Fiber Optic Cable | Single Mode","isPartOf":{"@id":"https:\/\/www.etkkablo.com\/en\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.etkkablo.com\/en\/product\/a-dznsr2y-fiber-optic-cable\/#primaryimage"},"image":{"@id":"https:\/\/www.etkkablo.com\/en\/product\/a-dznsr2y-fiber-optic-cable\/#primaryimage"},"thumbnailUrl":"https:\/\/www.etkkablo.com\/en\/wp-content\/uploads\/2025\/07\/image-2025-07-20T133847.665.jpg","datePublished":"2025-07-20T10:39:16+00:00","dateModified":"2025-11-04T12:44:22+00:00","description":"A-D(ZN)(SR)2Y fiber optic cable with steel tape armor is ideal for outdoor structured cabling, offering UV resistance and mechanical protection.","breadcrumb":{"@id":"https:\/\/www.etkkablo.com\/en\/product\/a-dznsr2y-fiber-optic-cable\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.etkkablo.com\/en\/product\/a-dznsr2y-fiber-optic-cable\/"]}]},{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.etkkablo.com\/en\/product\/a-dznsr2y-fiber-optic-cable\/#primaryimage","url":"https:\/\/www.etkkablo.com\/en\/wp-content\/uploads\/2025\/07\/image-2025-07-20T133847.665.jpg","contentUrl":"https:\/\/www.etkkablo.com\/en\/wp-content\/uploads\/2025\/07\/image-2025-07-20T133847.665.jpg","width":2000,"height":500,"caption":"A-D(ZN)(SR)2Y fiber optic cable \u2013 corrugated steel tape armoured, gel-filled central loose tube, outdoor duct & direct-burial suitable \u2013 ETK Kablo"},{"@type":"BreadcrumbList","@id":"https:\/\/www.etkkablo.com\/en\/product\/a-dznsr2y-fiber-optic-cable\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.etkkablo.com\/en\/"},{"@type":"ListItem","position":2,"name":"\u00dcr\u00fcn Katalo\u011fu","item":"https:\/\/www.etkkablo.com\/en\/shop\/"},{"@type":"ListItem","position":3,"name":"A-D(ZN)(SR)2Y Fiber Optic Cable"}]},{"@type":"WebSite","@id":"https:\/\/www.etkkablo.com\/en\/#website","url":"https:\/\/www.etkkablo.com\/en\/","name":"ETK Kablo English","description":"ETK Kablo is a leading manufacturer of fiber optic, telecom, and data cables. Discover high-performance cable solutions for global communication networks.","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.etkkablo.com\/en\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"}]}},"_links":{"self":[{"href":"https:\/\/www.etkkablo.com\/en\/wp-json\/wp\/v2\/product\/2258","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.etkkablo.com\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/www.etkkablo.com\/en\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.etkkablo.com\/en\/wp-json\/wp\/v2\/media\/2259"}],"wp:attachment":[{"href":"https:\/\/www.etkkablo.com\/en\/wp-json\/wp\/v2\/media?parent=2258"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/www.etkkablo.com\/en\/wp-json\/wp\/v2\/product_brand?post=2258"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/www.etkkablo.com\/en\/wp-json\/wp\/v2\/product_cat?post=2258"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/www.etkkablo.com\/en\/wp-json\/wp\/v2\/product_tag?post=2258"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}