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2.9 mm Duplex OM3 Fiber Optic Cable
The AT-W(ZN)YY 2.9 mm duplex OM3 fiber cable packs two 50/125 µm OM3 fibers into a slim 2.9 mm round body for paired optical channels where routing space is tight.
Product Overview
Instead of the bulk of a heavier breakout cable, this compact round body keeps both fibers together for easy routing. It is part of our industrial fiber range for space-constrained devices.
The image shows the overall configuration for BOM comparison; connectors and length are ordered separately.
Key Features
- Two OM3 50/125 µm fibers
- Compact 2.9 mm round profile
- Duplex optical channel organization
- Suitable for custom connectors
- Lightweight OEM cable platform
- High-bandwidth short-reach links
Technical Specifications
| Parameter | Value | Notes |
|---|---|---|
| Fiber count / type | 2 x OM3 50/125 µm | duplex |
| Outer diameter | 2.9 mm | slim round |
| Construction | Compact duplex | single body |
| Bandwidth | OM3 | high multimode |
| Jacket | Per selection | color on request |
| Length / connectors | Custom | per RFQ |
Applications
- Compact industrial devices
- Optical sensors
- Medical and analytical instruments
- Short-reach data links
- Custom duplex patch cords
Performance & Reliability
OM3 graded-index fiber supports high-bandwidth multimode transmission. The small diameter simplifies routing, but the finished assembly must still observe the specified bend radius, pull load and connector strain-relief requirements.
Customization & Ordering
Specify length, connectors and jacket color. We can terminate the duplex pair to match your device ports. All assemblies are terminated, end-face inspected and individually tested before dispatch. Send your drawing, connector pair, fiber type and target volume, and our engineers will return a configuration, sample plan and lead time. Contact our sales team for OEM/ODM support.
FAQ
Q: Why a 2.9mm round duplex?
A: The slim round body routes easily through tight equipment gaps while keeping send/receive fibers together.
Q: Is it still OM3 rated?
A: Yes, it uses OM3 50/125 µm fiber; the slim jacket does not reduce the fiber’s bandwidth class.
Q: Can it be made into a patch cord?
A: Yes, we build it into duplex patch cords with your choice of connectors.
Why Choose Us
Compare with our 4-core OM3 mini-breakout and 5mm MedOptics duplex. See FAQs.

