OM4 LC to LC Fiber Patch Cable 3ft 10-Pack - High-Speed MMF

In this review of the OM4 LC to LC Fiber Patch Cable 3ft 10-Pack, the bottom line is clear: it is a practical, cost-effective choice for teams upgrading to 10G or 40G multimode links who need consistent, low-loss connections in bulk. The package of ten 1m duplex cables from RamboCables focuses on dependable signal quality and convenience for data centers and network closets. The single biggest reason to buy is the combination of OM4 multimode performance and LSZH jacket construction, which together deliver stable transmission and cleaner installations in shared spaces.

Key Features

• OM4 multimode fiber: Provides a 4700 MHzkm @850nm bandwidth that supports longer 10G and 40G reach compared with lower grade MMF.
• LC to LC duplex connectors: Ready for direct connection to SFP+, QSFP+ and compatible transceivers without adapters for quick deployment.
• 10-pack bulk packaging: Buying ten identical 1m cables reduces handling and offers better value for rack-dense installations.
• LSZH jacket: Low-smoke, zero-halogen outer jacket reduces toxic fumes in confined or public spaces and meets safer installation preferences.
• Measured insertion and return loss: Typical IL around 0.3dB and RL around 30dB help ensure consistent signal integrity across links.
• Compact 2.0mm diameter: Slim cable profile and 7.5mm bend radius save space in high density panels and make routing easier.

Who It's For

This kit is best for network engineers, small to medium data centers, and IT teams upgrading to 10G SR or deploying 40G links where OM4 multimode fiber is the preferred medium. It is a good fit when multiple short patch runs are needed between switches, patch panels and transceivers and when safer LSZH jackets are required.

Those who need singlemode fiber, very long reach beyond OM4 multimode limits, or individual custom-length, color-coded runs should look elsewhere. Also, environments that require armored or outdoor-rated cabling are beyond the intended use of this indoor patch cord kit.

Pros & Cons

Pros

• Reliable OM4 performance that supports 10G, 40G and shorter 100G multimode links.
• Ten identical 1m duplex cords simplify bulk installs and offer strong value for money.
• LSZH jacket and small diameter make these tidy and safer for indoor, public-area installs.
• Connectors with zirconia ferrules deliver stable insertion and return loss for consistent links.

Cons

• Fixed 1m length in the pack may not suit every rack layout and could require additional cable management or spare adapters.
• Not suitable for long singlemode runs or outdoor/armored applications.

Specifications

Cable Type	OM4 multimode duplex
Connectors	LC to LC
Length	3ft (1m) per cable, 10-pack
Core/Cladding	50/125 m
Wavelength	850/1300 nm
Jacket	LSZH, 2.0 mm diameter
Typical Loss	Insertion Loss 0.3 dB, Return Loss 30 dB

Our Verdict

The RamboCables OM4 LC to LC 3ft 10-pack is a sensible bulk option for teams deploying high-density multimode links indoors; it balances OM4 performance, safety-conscious LSZH construction and cost savings. Buy this kit if you need consistent short-length patching for 10G or 40G connections and value tidy, low-loss links without custom lengths.

Frequently Asked Questions

Will these cables work with SFP+ and QSFP+ transceivers?
Yes, the OM4 multimode LC to LC duplex design is intended for use with 10G SR and compatible 40G QSFP+ transceivers.

What is the typical insertion loss?
Typical insertion loss is around 0.3 dB per connector, with return loss near 30 dB as supplied.

Are these cables safe for indoor public spaces?
Yes, the LSZH jacket reduces smoke and toxic gas if exposed to fire, making them preferable for indoor public or shared areas.