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Northern Link distributors uphold substantial product inventories, guaranteeing swift deliveries alongside excellent customer service and support. Our certified installers excel in designing, supplying, and installing your Northern Link structured cabling system. They also offer repair and continuous maintenance services for all our products. We provide a 25-Year Extended Warranty Program through our certified installers. Your satisfaction and peace of mind remain at the heart of our commitment.

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Quantum FO Cable Unarmored Dual Jacket Indoor/Outdoor (Direct Burial) SM OS2 9/125 G.657A2

N1120.n5A2IODBURHEB

The Quantum FO Cable, Unarmored Dual Jacket Indoor/Outdoor (Direct Burial) SM OS2 9/125 G.657A2 is a high-performance fiber optic cable designed for reliable and long-distance data transmission in both indoor and outdoor environments, including direct burial. Featuring G.657A2 single-mode fiber (9/125μm), this cable is optimized for high-bandwidth applications such as telecommunications and data centers, while offering excellent bend performance for more flexible installations in confined spaces. The cable’s construction includes a Low Smoke Zero Halogen (LSZH) inner jacket for enhanced fire safety, combined with a UV-resistant, rodent-resistant HDPE outer jacket that ensures durability and protection in harsh outdoor conditions.

How To Buy

Download Spec Sheet

G.657A2 Single-Mode Fiber : Optimized for flexible, high-bandwidth data transmission with excellent bend-insensitive performance.
Unarmored Dual-Jacketed Design : Provides enhanced protection while maintaining flexibility for diverse installations.
LSZH Inner Jacket : Ensures low smoke and zero halogen emissions for safer indoor applications.
UV-Resistant & Rodent-Resistant HDPE Outer Jacket : Designed for outdoor environments, including direct burial.
Water-Blocking Loose Tube : Ø 0.25mm buffered fibers housed in a high modulus plastic tube filled with water-blocking yarn for moisture resistance.
Water-Blocking Aramid Yarn Strength Member : Enhances mechanical strength and durability.
Water-Blocking Glass Yarn Layer : Provides an additional moisture barrier before the outer HDPE sheath.
Water-Blocking Glass Yarn Layer : Provides an additional moisture barrier before the outer HDPE sheath.
Complies with IEC 60794 & IEC 60793 Standards : Ensures quality, performance, and reliability.

Material Specifications

Physical	Fiber Count	6	12	24
	Optical Fiber Color		1. Blue 2. Orange 3. Green 4. Brown 5. Grey 6. White 7. Red 8. Black 9. Yellow 10. Violet 11. Pink 12. Aqua ; The second set of 12 fibers, marked with black rings, is distinct from the first set of 12
	Buffered fiber diameter		250 ± 5μm
	Loose Tube Material		PBT
	Water Blocking Material		Water Blocking Yarn
	Inner Cable Strength Member		Water Blocking Aramid Yarn
	Inner Jacket Material		LSZH
	Inner Jacket Color		Black
	Outer Cable Strength Member		Water Blocking Glass Yarn
	Outer Jacket material		HDPE
	Outer Jacket Color		Black
	Cable Outer diameter	8.5 ± 0.5mm	8.5 ± 0.5mm	9.2 ± 0.5mm
Mechanical	Tensile Performance (Short Term)		1000N
	Tensile Performance (Long Term)		330N
	Min. installation bending radius (Dynamic)		20 x OD
	Min. operation bending radius (Static)		10 x OD

Environmental Specifications

Environmental	Operation temperature range	-40°C to + 75°C
	Installation temperature range	-20°C to + 60°C
	Storage/Transport temperature range	-40°C to + 75°C

Guaranteed Performance for 25 Years

Northern Link provides product, system performance, and application assurance warranties to certified Northern Link installers. Warranties are issued to installers working on projects that adhere to ANSI/TIA Standards for installation practices and system design. Download our Warranty Info Sheet for program details and full terms and conditions.

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support@northernlink.com

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