Product Number: TT-SLD-144-LXN

Transit, In+Outdoor, MLT, OS2, 144f, Dry Tubes 2.5mm, RP Dbl Jkt, Blk, LSZH, OFNG-ST1

Name: Belden TT-SLD-144-LXN
Brand: Belden
SKU: TT-SLD-144-LXN

Transit Grade, Indoor/Outdoor, Multi-Loose-Tube, OS2, 144 Fibers, Dry Tubes 2.5mm, Rodent Protected, Double Jacket, Black, LSZH, OFNG-ST1

Ships from and sold by A5 IT.

Part numbers

TT-SLD-144-LXN is a product family. Each item number below is a separate orderable part — colour, put-up and length differ.

Item #	Order
TT-SLD-144-LXNN	Order online

Product Category	Fiber Multi-Loose Tube Cable
Suitable Applications	Extended Distance Horizontal & Backbone Data/Telco Network, Noisy Environment, Indoor/ Outdoor & Wet Locations, Rodent Proof, UV Resistant

Number of Active Subunits	12
Number of Fillers	0
Fibers Per Subunit	12
Subunit Waterblocking	Gel Free
Subunit Diameter	0.098 in (2.5 mm)
Subunit Color	TIA-598-D
Central Strength Member Type	Upjacketed GRP

Inner Jacket Strength Member	Fiberglass Yarns
Material	LSZH - Low Smoke Zero Halogen (Flame Retardant)
Nominal Diameter@InnerJacket1 (cnv)	0.546 in (13.9 mm)
Color	Black
Number of Inner Jacket Ripcords	1

Strength Member	Fiberglass Yarns
Jacket Material	LSZH - Low Smoke Zero Halogen (Flame Retardant)
Nom. Diameter	0.746 in (18.9 mm)
Outer Jacket Ripcord	1

Wavelength	1310 nm	1550 nm
Max. Attenuation	0.35	0.25
Mode Field Diameter	9.2 μm	10.4 μm
1 Gigabit Ethernet Performance	5000 m
10 Gigabit Ethernet Performance	10000 m	40000 m

Minimum Bend Radius During Installation	15x Cable OD
Minimum Bend Radius During Operation	10x Cable OD
Max. Tensile Strength During Installation	2670 N (600 lbf)
Max. Tensile Strength During Operation	800 N (180 lbf)
Crush Resistance	220 N/cm
Bulk Cable Weight	347 lbs/kft (516 kg/km)

Installation Temperature Range	-10°C to +60°C
Operating Temperature Range	-40°C to +70°C
Storage Temperature Range	-40°C to +70°C

Environmental Suitability	Indoor/Outdoor, Sunlight Resistance, Burial
Flammability / Reaction to Fire	UL 1685 FT4 Loading, Limited Smoke, FT4
NEC / UL Compliance	OFNG-ST1
ICEA Compliance	S-104-696

Update and Revision	Revision Number: 0.10 Revision Date: 09-07-2025

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