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BELDEN AX104257B25 Universal LC Fiber Connector

The BELDEN AX105203-B25 FX Brilliance Universal LC Field Installable Connector is a versatile solution for terminating fiber optic cables in patch panels, distribution frames, and workstations. Designed for single-mode OS2 fiber, it supports a range of fiber sizes using breakout kits or jacketed boots. This connector simplifies field installations and is ideal for applications in FTTD, FTTH, and MDU environments. It offers excellent performance and durability, ensuring reliable connectivity for various fiber optic networks.

Authorized Distributors
Part No:AX104257-B25
Stock:1
Inv Date:05-30-2026
Price: Unit price: $530.38
Buy/RFQ:
Part No:AX104257-B25
Stock:1
Inv Date:05-30-2026
Price: Unit price: $530.38
Buy/RFQ:

BELDEN AX104257B25 Universal LC Fiber Connector Specifications:

  • Fiber type: Multimode, Single-mode UPC, Single-mode APC
  • Maximum Insertion Loss (Multimode): 0.50 dB
  • Typical Insertion Loss (Multimode): 0.20 dB
  • Minimum reflectance @ 1550 nm (Multimode): -30 dB
  • Maximum Insertion Loss (Single-mode UPC): 0.50 dB
  • Typical Insertion Loss (Single-mode UPC): 0.30 dB
  • Minimum reflectance @ 1550 nm (Single-mode UPC): -50 dB
  • Maximum Insertion Loss (Single-mode APC): 0.50 dB
  • Typical Insertion Loss (Single-mode APC): 0.30 dB
  • Minimum reflectance @ 1550 nm (Single-mode APC): -60 dB
  • Nominal Fiber OD: 125 µm
  • Storage Temperature: -40°F to +140°F (-40°C to +60°C)
  • Operating Temperature: -40°F to +167°F (-40°C to +75°C)
  • Tensile strength on 2 mm Jacketed fiber: 11.24 lb (5.1 Kg)
  • Tensile strength on 900 µm tight buffered fiber: 1.12 lb (0.5 Kg)
  • Interconnection Compatibility: TIA/EIA-604-10A (FOCIS 10)
  • Field Assembly Time: 40 seconds
  • Durability (Multimode): 500 cycles, less than 0.2 dB change
  • Durability (Single-mode): 500 cycles, less than 0.3 dB change
  • Boot Material: Rubber
  • Boot Color: Black
  • Protective Ferrule Cap Material: Plastic
  • Protective Ferrule Cap Color: Opaque
  • Connector Body Material: Plastic
  • Connector Body Color: Blue
  • Weight: 0.094 kg
  • Included Parts: 900 µm boot, protective ferrule cap
  • Packaging: 25 connectors in a dust and moisture resistant blister package
  • EU RoHS Compliance Date: 07/01/2006
  • MII Order #39 (China RoHS): EUP 50
  • Telecommunications Standards: TIA 568-C.3
  • Safety Listing: ACA
  • Suitability - Indoor: Yes

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Frequently Asked Questions

Where can I buy BELDEN AX104257B25?

You can click on the BUY or RFQ button to purchase AX104257B25 from an authorized BELDEN distributor.

How do I troubleshoot issues or seek technical support for part AX104257B25?

You can download the AX104257B25 datasheet or visit the BELDEN website for support.

Who is the manufacturer of AX104257B25?

BELDEN

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