- Description
- Spec Sheets
- Product Weights
This multimode OM4 fiber optic MTP® trunk cable is made with Corning glass fiber and consists of an MTP® female connector on both ends. It is used in high-bandwidth data center applications for connecting switches or MTP cassettes. These cables are manufactured using MTP® branded connectors but are fully compatible with standard MPO cables and devices.

MPO/MTP Polarity: Method A vs. Method B
MPO/MTP cables can be configured in several different polarities: Method A, Method B, or Method C.
Method A is considered straight-through, with positions 1-1, 2-2, 3-3, etc.
Method B is considered crossover, with positions 1-12, 2-11, 3-10, etc.
Method C is the least common and is considered paired crossover, with positions 1-2, 2-1, 3-4, 4-3, etc.
Infinite Cables stocks Method A and Method B cables. Method C cables are available by special order. The diagrams below further illustrate Method A and Method B polarities.
Method A

Method B

| Physical Characteristics | |
|---|---|
| Color | Violet |
| Cable Diameter | 3 mm |
| Fiber Count | 12 Fibers |
| Fiber Type | Multimode OM4 50/125 Micron |
| Polarity | Method A / Method B |
| Glass Manufacturer | Corning ClearCurve OM4 Glass |
| Jacket Rating | Plenum (OFNP) |
| Temperature Range | 0–60°C |
| Connector(s) | |
| Connector A | 1 - 12-Position MTP® Female (No Guide Pins), Elite Connector |
| Connector B | 1 - 12-Position MTP® Female (No Guide Pins), Elite Connector |
| Performance | |
| Insertion Loss | ≤0.35 dB |
| Return Loss | ≥20 dB |
| Testing | 100% IL, RL, and Interferometer Tested |
| Environmental | |
| RoHS | Compliant |
| UL | c(UL)us Listed Cable |
| Packaging Information | |
| Warranty | Limited Lifetime |
| 3ft - 1m | 6ft - 2m | 10ft - 3m | 15ft - 5m | 23ft - 7m | 30ft - 10m | 50ft - 15m | 65ft - 20m | 80ft - 25m | 100ft - 30m | 115ft - 35m | 131ft - 40m | 148ft - 45m | 164ft - 50m |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0.04 lbs | 0.07 lbs | 0.09 lbs | 0.13 lbs | 0.18 lbs | 0.23 lbs | 0.35 lbs | 0.47 lbs | 0.56 lbs | 0.66 lbs | 0.76 lbs | 0.86 lbs | 0.98 lbs | 1.08 lbs |

