Product Introduction
The DimiFiber MTP Loopback Cable provides a stable optical return path for testing, troubleshooting, and validating high-density fiber optic networks. By looping transmitted signals directly back to the receiving channel, it enables real-time verification of transceiver functionality, switch ports, and network links without requiring external fiber infrastructure.
Why Choose DimiFiber?
DimiFiber is a dedicated manufacturer of high-performance fiber optic connectivity solutions. We combine factory-direct cost efficiencies with strict quality control to mitigate deployment risks and streamline supply logistics for global B2B clients.
100% Quality Inspected
Complete 3D geometric and optical verification on every assembly.
Scalable Output
Stable monthly capacity supporting large-scale rollouts.
Technical Support
Direct communication with engineering and account management teams.
Technical Specifications
|
Parameter |
Specification |
|
Connector Type |
MTP® Male (with pins) / Female (without pins) |
|
Interface Compatibility |
Fully compatible with standard MPO interfaces |
|
Fiber Count |
8, 12, 16, 24 Fibers |
|
Fiber Type |
Multimode: OM3, OM4, OM5; Singlemode: OS2 |
|
Polish Type |
APC / UPC |
|
Insertion Loss (IL) |
Standard Loss: ≤ 0.75 dB; Elite Low Loss: ≤ 0.35 dB |
|
Return Loss (RL) |
Singlemode APC: ≥ 60 dB; Multimode: ≥ 20 dB |
|
Wavelengths |
850 nm / 1300 nm (MM); 1310 nm / 1550 nm (SM) |
|
Jacket Material |
LSZH, PVC, OFNR (Riser), OFNP (Plenum) |
|
Operating Temperature |
-20°C to +70°C |
|
Compliance |
IEC 61754-7, TIA/EIA-604-5, RoHS, REACH |
Key Features
Precision Testing: Every cable undergoes 3D geometric interferometer inspection (verifying radius, fiber height, and apex offset) and optical testing via EXFO/VIAVI equipment to guarantee performance metrics.
High-Speed Hardware Compatibility: Engineered for high-density architectures. Fully compatible with QSFP+, QSFP28, QSFP56, QSFP-DD, and OSFP transceivers, as well as InfiniBand hardware and enterprise switches.
Mechanical Durability: Built with high-grade components rated for over 500 matings, ensuring consistent stability during repetitive testing cycles.
Applications
Data Center Commissioning
Verify high-density parallel optics links during installation and routine maintenance.
Transceiver QA Testing
Validate the TX/RX functionality of optical modules prior to deployment.
Network Equipment Diagnostics
Troubleshoot switches, routers, and line cards without deploying full-length patch cables.
Lab & Production Line Testing
Ideal for automated test setups in optical component manufacturing and research labs.
OEM & Customization Services
DimiFiber provides direct-from-factory customization for global distributors, system integrators, and equipment manufacturers.
Optical Configurations
- Custom fiber counts (8/12/16/24F)
- Custom pin genders
- Specified lengths
- Elite low-loss polishing options
Branding & Packaging
- Private labeling
- Custom laser marking on connector housings
- Specialized anti-static packaging
- Custom barcodes / QR codes
Materials
- Specific fiber brands
- Flame-retardant jacket ratings (Plenum / LSZH / Riser)
Documentation
Serialized individual test reports (including 3D data) provided upon request.
Supply Chain & Commercial Terms
|
MOQ |
Flexible minimum order quantities for engineering samples and initial trial orders. |
|
Lead Time |
3–7 working days for standard configurations. |
|
Production Capacity |
50,000+ MTP/MPO assemblies per month. |
|
Logistics |
Worldwide shipping via DHL, FedEx, UPS, or air/sea freight with comprehensive customs documentation support. |
FAQ
Q: What is the technical difference between MTP and MPO?
A: MTP is a registered trademark of US Conec and designates a generalized MPO connector that has been mechanically engineered with tighter tolerances, a floating ferrule, and a removable housing. This results in more stable optical alignment and better durability under repetitive mating cycles.
Q: Do you offer low-loss options for 400G or 800G systems?
A: Yes. We supply Elite Low Loss models with an insertion loss of ≤ 0.35 dB, which are recommended for the tight link budgets of high-speed data center networks.
Q: Can I obtain samples for evaluation before ordering in volume?
A: Yes. We provide evaluation samples for network labs and qualification testing. Please contact our sales team to discuss your specification requirements.
Q: Are individual test reports shipped with the product?
A: Yes. Each loopback cable is serialized and dispatched with its specific insertion loss, return loss, and end-face inspection data.
Q: Do you support white-label manufacturing?
A: Yes. We provide full OEM services, including custom labeling, print-on-cable branding, and retail or bulk packaging matching your corporate standards.
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