Pakistan Fiber Optics

Fiber Optic Products Manufacturing since 1998

Customized OM4 Indoor Multi-Fiber Breakout Cable, LC/SC/FC/ST/LSH/Unterminated

Customized OM4 Indoor Multi-Fiber Breakout Cable, LC/SC/FC/ST/LSH/Unterminated

For Pakistani procurement and engineering teams, the specification provides a practical basis for checking compatibility before production is requested. This custom-built multi-fiber cable is a pre-terminated indoor unit built exactly to the setup the project specifies: connector styles and polish at every end, fiber count, jacket rating, breakout geometry and length are all specified at order time, and the finished trunk is optically tested leg by leg before dispatch. Because the tight-buffered breakout build gives each fiber its own 2.0mm or 0.9mm leg, the trunk assembly terminates directly into panels and hardware without a splice tray or fan-out kit.

Product Highlights

  • Available in Pulling Eye to Prevent the Cables from Twisting During the Installation Process
  • Available in LC/SC/FC/ST/LSH Connector
  • Available in Riser (OFNR)/LSZH/Plenum (OFNP) Flame-Retardant Jacket
  • Available in Four Different Breakout Types
  • Available in 2.0/0.9mm Breakout Diameter

Specifications

Connector TypeLC/SC/ST/FC/LSH/Unterminated
Polish TypeUPC to UPC
Fiber ModeOM4 50/125μm
Wavelength850/1300nm
Fiber Count4 Fibers
Cable JacketRiser (OFNR)/LSZH/Plenum (OFNP)
Fiber GradeBend Insensitive
Minimum Bend Radius20/10D (Dynamic/Static)
Insertion Loss≤0.3dB
Return Loss≥20dB
Attenuation at 850nm3.0dB/km
Attenuation at 1300nm1.0dB/km
Breakout Outside Diameter (OD)2.0/0.9mm
Trunk Outside Diameter (OD)7.5±0.5/4.8±0.3mm
Breakout Type0.3/0.5m Equal Breakout (Default)
Polarity (Duplex)A (Tx) to B (Rx)
Operating Temperature-10 to 60°C (14 to 140℉)
Storage TemperatureRiser (OFNR)/Plenum (OFNP): -20 to 70°C (-4 to 158°F)

Why OM4 replaced OM3 in new builds

OM4 raises the effective modal bandwidth to 4700 MHz-km at 850nm, and that headroom translates directly into reach for the higher-speed interfaces. Because the price difference against OM3 has largely disappeared, new cabling plants standardize on OM4 and keep OM3 only for matching present installations.

Fiber count planning with breakout trunks

A multi-fiber trunk changes how a row is provisioned: instead of pulling twelve duplex patch cords, one unit carries twelve fibers and fans out at every end. The pathway fills less, this adapter panel field stays readable, and adding a connection later means using a spare leg rather than pulling a new cable.

Breakout geometry and why it matters

The breakout is where a trunk becomes usable. Equal-length legs suit a straight row of adjacent ports, whereas staggered legs reach a column of ports without slack piling up at one end. The 2.0mm legs survive patching-field handling; the 0.9mm version suits protected routing inside panels and cassettes. Selecting the geometry at order time means the terminated assembly arrives matching the hardware it serves.

Pulling eye and installation practice

A pre-terminated trunk is only as good as its journey through the pathway. The optional pulling eye protects the connectorized end during the pull and keeps the trunk assembly from twisting, which matters on long riser runs and congested trays. The installation load rating on the datasheet is the number the pulling rope ought to respect, not the weight of the reel.

Planning a trunk route

A multi-fiber trunk is planned once and current once, and therefore the planning deserves the hour it takes. Measure the path through the actual containment, note the bend space at the two interfaces, and decide which end gets pulled. State the pulling eye specification with the order if the path is long or congested. At the far end, leave the dressing slack this adapter panel or cassette needs - the datasheet breakout lengths are the default, and other geometries are confirmed before factory assembly.

Pre-terminated versus field termination

Terminating OM4 fiber in the field means a splicer, a tray location, consumables and the craft time to do it well - multiplied by each fiber in the trunk assembly. A pre-terminated unit moves all of that work to the factory floor, where polishing, inspection and testing happen under controlled conditions. The installer who receives the installed cable routes it, dresses the legs and mates the optical interfaces; the connection is ready for light the identical hour. Since each field-terminated leg is a different chance for a rework visit, for multi-fiber counts the saving is not to be considered linear but compounding,.

Fiber Count Configurations

Fiber count is specified at order time: 4 Fibers, 6 Fibers, 8 Fibers, 12 Fibers, 16 Fibers, 24 Fibers, 48 Fibers are standard options for this build. Selecting the count is a capacity decision - plan the active links, add the spares the servicing practice calls for, and the trunk assembly arrives with each leg terminated and tested.

Route Length and Custom Builds

Catalogue lengths cover the common routes: 1m (3ft), 2m (7ft), 3m (10ft), 5m (16ft), 10m (33ft), 15m (49ft), 20m (66ft), 30m (98ft), with custom-built length offered beyond the list, including foot-based builds for projects specified in imperial units. Specifying the measured path length keeps the slack out of the tray and the strain off the optical interfaces.

Test Standards and Quality Control

Each trunk is terminated with precision zirconia ferrule connectors and optically tested leg by leg before packing: insertion loss and return loss are verified on every fiber, and end-face geometry is inspected for consistent physical contact. The terminated assembly ships with dust caps on every installed connector and the test results offered on specify.

Ordering Details and Factory Support

Refer to this setup by fiber mode, fiber count, connector pair, breakout geometry and length when specifying a quotation. For configurations outside the listed options - mixed connector families, jacket ratings, pulling eye, identification or project packing - send the specification with the request and the factory will make certain of the build before factory assembly. For Pakistan, a clear port or maintenance schedule helps us confirm the correct factory-built configuration before supply.


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Pakistan Fiber Optics

Service Center:Islamabad,Pakistan
China Factory: Bao'an,Shenzhen
web: https://www.fiberoptic.com.pk
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