The Power Experts

FIAMM 12 FLX 150

The FIAMM 12 FLX 150 VRLA, high-performance, high density battery offers a compact footprint for cabinet or rack installations.  With its long float life and maintenance-free design, the FLX is ideal for UPS, security systems and emergency lighting. The FLX has a self-discharge rate of less than 2% per month for a long shelf life.

FIAMM 12 FLX 150 Specifications

Nominal Voltage: 12V
Power (W/cell) 1.5 min to 1.67 VPC at 77°F): 152
Capacity (20 hrs to 1.75 VPC at 77°F): 44 (Ah)
Length: 7.78 in/7.67 in
Width: 6.48 in/6.37 in
Height: 6.65 in
Weight: 30.6 lbs
Terminals: 10/32-UNF
Float Voltage: 2.26 V/cell at 77°F
Boost Voltage: 2.40 V/cell
Float Voltage Compensation with Temperature: -1.39 mV/cell/°F
Self-Discharge at 77°F: <2%/month

FLX Standards

  • UL Recognized
  • UL 1778 4th edition – UPS equipment certification
  • IEC 60896 Part 21 – VRLA methods of testing
  • IEC 60896 Part 22 – VRLA requirements
  • BS 6290 Part 4 – Specifications for VRLA classification

For more in-depth information, see the data sheet.

For more information about the FIAMM FLX Series,
call 800-876-9373 or email