What do the fiber terms OM1, OM2, OM3 and OM4 refer to?

Have you ever wondered what the fiber terms OM1, OM2, OM3 and OM4 refer to? If so, see below for a brief explanation. All OM Fiber is considered Multi-Mode. This can help you in your decision making.

OM1 - Multimode

• Color – Orange
• Core Size – 62.5um (62.5/125)
• Data Rate – 1GB @ 850nm
• Distance – Up to 300 meters
• Applications – Short-Haul Networks, Local Area Networks (LANs) & Private Networks

OM2 - Multimode

• Color – Orange
• Core Size – 50um (50/125)
• Data Rate – 1GB @ 850nm
• Distance – Up to 600 meters
• oGenerally used for shorter distances
• o2x Distance Capacity of OM1
• Applications – Short-Haul Networks, Local Area Networks (LANs) & Private Networks

OM3 – Laser-Optimized Multimode

• Color – Aqua
• Core Size – 50um (50/125)
• Date Rate – 10GB @ 850nm
• Distance – Up to 300 meters
• oUses fewer modes of light, enabling increased speeds
• oAble to run 40GB or 100GB up to 100 meters utilizing a MPO connector
• Applications – Larger Private Networks

OM4 – Laser-Optimized Multimode

• Color – Aqua
• Core Size – 50um (50/125)
• Data Rate – 10GB @ 850nm
• Distance – Up to 550 meters
• oAble to run 100GB up to 150 meters utilizing a MPO connector
• Applications – High-Speed Networks – Data Centers, Financial Centers & Corporate Campuses

Choosing the right fiber type for your application is important. Future proofing your network design is crucial for network planning, but there is often a cost for that speed. So plan well and spend wisely.

TXM offers a wide range of fiber jumpers and options.  

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