Kenyan network installers should begin with the actual mating interfaces and site fiber records before assigning this product to a link. The project-specific LPM-MMC loopback range covers 16-fiber and 24-fiber MMC modules in OM4 or OS2, with Type 1 or Type 2 assignment. Each uses a female APC MMC interface, a 100mm nominal fiber loop and a 250mm nominal full length. This configurable approach permits the test module to match the connected equipment’s actual lane layout instead of forcing one standard loopback into every method.
Product Highlights
- Fiber Type: OS2/OM4
- Fiber Connector: MMC Female, APC
- Glass Fiber: G.657.A2
- Cable Jacket: Plenum (OFNP)
- Fiber Count: 16 Fibers/24 Fibers
- Fiber Mapping: Type 1/Type 2
Specifications
| Part Number | LPM-MMC |
|---|---|
| Manufacturer | HT |
| Fiber Type | OS2/OM4 |
| Fiber Connector | MMC Female, APC |
| Glass Fiber | G.657.A2 |
| Cable Jacket | Plenum (OFNP) |
| Fiber Count | 16 Fibers/24 Fibers |
| Fiber Mapping | Type 1/Type 2 |
| Insertion loss | ≤0.7dB |
| Return Loss | ≥60dB (16 Fibers)≥40dB (24 Fibers) |
| Cable Outside Diameter (OD) | 2.5mm |
| Mating Durability | 50 cycles |
| Loop Length | 100mm (+0/-25mm) |
| Overall Length | 250mm (+50/-0mm) |
| Min. Bend Radius (Optical Fiber) | 7.5mm |
| Min. Bend Radius (Fiber Cable) | 20/10D (Dynamic/Static) |
| Operation temperature | 0 to 60°C (32 to 140°F) |
| Storage Temperature | -20 to 75°C (-4 to 167°F) |
Four choices that define the correct module
A valuable order specifies assignment, connector interface, fiber count and fiber mode collectively. Sixteen-fiber and 24-fiber ferrules organize lanes differently, whereas Type 1 and Type 2 change the return channels. OS2 and OM4 must be specified for the intended test setup. The female APC connector remains non-pinned and requires the appropriate pinned mate.
Performance varies with the selected fiber count
Insertion loss is 0.7dB maximum across the range. Return loss is specified at 60dB minimum for 16-fiber versions and 40dB minimum for 24-fiber versions. G.657.A2 glass and a 2.5mm OFNP jacket are used, with 50-cycle mating durability. Check the final ratings on the specified arrangement’s documentation.
Building a traceable diagnostic toolkit
Made-to-order modules should carry distinct markings showing assignment, fiber count and mode, not just the MMC name. This prevents accidental cross-use between alike-looking test leads. Check the end face before each session, retain the 7.5mm bend minimum and store every module capped. Loopback testing complements, rather than replaces, end-to-end path certification.
Ordering and Factory Support
Use LPM-MMC as the range reference and identify 16 or 24 fibers, OM4 or OS2, and Type 1 or Type 2 assignment. List number of units and marking specifications; a port-layout excerpt is the most reliable way to check the requested loopback. Project support for Kenya and East Africa is available to reconcile the ordered configuration with the intended installation.