Passive fiber optic accessories from Cherry He

31/07/2026

Industrial Din-rail Mount Fiber Splice Box

Suitable for industrial applications.

Cold-roll steel, electrostatic painting

Suitable for different adapters: FC, SC, ST, LC …

2pcs cable entry/exit ports; 12pcs pigtail entry/exit ports

Splicing module of 12 fibers inside

Max. 12pcs adapters can be loaded

Email: [email protected]

Whatsapp: http://wa.me/15915362160

27/07/2026

Tired of unstable bare fiber causing extra project delays?✅

Our bare optical fiber delivers consistent low‑loss performance.

✅G652D / G657A1 / G657A2

✅Strict factory testing

✅Support custom lengths

✅Ready for FTTX, 5G backhaul & lab use

we support sample orders&bulk volume, send DM for price and lead time.

10/07/2026

What Is a Fiber fusion protection sleeve? | Basic Functions & Structure

A heat shrink tube is an essential auxiliary component widely used for wire and cable insulation, sealing and protection.

After sleeving wires, cables or splicing joints, the tube will shrink tightly when heated. It fits closely to the object surface to deliver comprehensive protection:

✔ Insulation & electrical safety

✔ Wear and bend resistance

✔ Dust, moisture and corrosion protection

✔ Stable long-term service performance

A standard fiber fusion protection sleeve is composed of a high-polymer outer shrink layer and a functional inner adhesive layer.

Without heat shrink tubes, circuit joints and wire ends are prone to short circuit, damage and aging. They are indispensable for FTTH projects, electronic equipment, power wiring and outdoor engineering wiring.

08/07/2026

Say goodbye to messy cables and signal drops.

1u,19inch rack mounted fiber optic patch panel with transparent cover,

The original color of this patch panel was beige, but my American client wanted black, so we customized black for him, I hope he is satisfied

01/07/2026

The Most Neglected Weak Link in Fiber Networks: Fiber Optic Patch Cords



Most buyers focus on fiber optic cables, transceivers and transmission hardware, but fiber jumpers often become the failure point in real projects.



Four critical indicators determine transmission stability:

✅ Insertion Loss

Slight attenuation accumulates easily. An extra 0.2dB loss per joint will greatly consume power budget for data centers and long-haul links.

✅ Return Loss

APC ≥60dB outperforms UPC ≥50dB. Lower back reflection protects sensitive systems like GPON and CATV.

✅ End-face Geometry

Passing continuity tests is not enough. Non-compliant end-face parameters cause unstable signals, so interferometer inspection is mandatory.

✅ Bend-Insensitive Fiber

SM.G.657.A1/SM.G657.A2 withstand tight bends with low loss, ideal for FTTH and high-density cabling.



Key manufacturing rule:

High-end zirconia ferrules cannot offset bad polishing, and fine polishing cannot remedy defective assembly. Stable performance depends on full production process control rather than premium materials alone.



Every 0.1dB matters in optic communication.

What is your patch cord acceptance standard? IL ≤0.2dB or ≤0.3dB? Do you prioritize interferometer reports?

Feel free to share your definition of premium patch cords.

24/06/2026

24/06/2026

This Visual fault locator isn’t just another basic tester — it’s the tool that will cut your 2-hour fault tracing job down to 10 minutes.

50mW output | 45-50km visible range

One pocket tool, covers your entire long-distance fiber test.

DM for bulk order details.

04/06/2026

In order to protect the goods on the way, we have used necessary protective packaging, and we will also take protective measures in the container.
These goods will soon reach the customer safely.

03/06/2026

Optical Cable Assembly ready for shipment to my South America client.

Fiberlink Promises Reliable On-time Delivery

People value time more and more, it can be said that time is money. Therefore, Fiberlink has put a lot of effort into logistics to try to shorten the lead times even for hot-selling products.

27/05/2026

Looking for high-quality fiber connectivity products?

Our pre-terminated fiber terminal box with drop cable & ONT kits is fully assembled and ready to use.

Cost-effective & durable, welcome global inquiries and cooperation!