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AFT Series: Front Access Batteries

12 Volt AGM (AFT) Maintenance-Free Batteries: 55 - 225 Ah

The SBS lead-calcium AFT Series are front terminal AGM VRLA batteries designed for mounting in cabinets or 19" or 23" relay racks (see data sheet for more details).

The SBS AFT series front access batteries meet or exceed criteria for all US telecom standards. An ideal product for wireless and broadband applications with the widest variety of footprints and amp hour choices in the industry. Direct replacement for GNB "Marathon®" series, Enersys "Powersafe VX®" series, East Penn "Unigy I®" series, Power Battery CSL/FT®, C&D TEL-FA® & Liberty FA® front access products.


  • Long float life
  • Designed to fit on 19" or 23" relay racks
  • Excellent high rate discharge performance
  • Copper alloy terminal inserts
  • Leak-free terminal seal
  • 100% initial capacity
  • Non-hazardous cargo for ground, sea and air transportation
  • Handles for easy handling
  • UL Listed - UL file no. MH19767

AFT series VRLA batteries 12V front access AGM


  - AFT Data Sheet

  - User's Manual

  - Safety Data Sheet

 manual - Battery Capacity Testing


  • Telecommunications
  • UPS
  • Utility
  • Renewable
  • Railway
  • Emergency lighting


Plates Lead-calcium-tin alloy
Casing Material ABS jar/cover (FR UL94V-O optional)
Float Voltage 2.25 V/cell
Equalizing Voltage 2.35 V/cell
Temp. Range 5° to 130° F
Capacity at 32° F 86%
Design life at 77° F up to 10 years
Storage time at 77° F 6 months

Technical Data

Part No.* 8 Hr Ah Rate 10 Hr Ah Rate L x W x H (in.) Weight
I.R. (mOhms)
12AFT110 100 103 15.50 x 4.33 x 11.20 76.1 4.3
12AFT150 145 150 21.65 x 4.33 x 11.30 103 3.0
12AFT180 165 170 21.65 x 4.96 x 11.02 119.1 2.9

*Additional models available. Please contact SBS for more information.