C&D UPS12-355MRF

The C&D UPS12-355MRF has gone End of Life. Please contact us for replacement options.

The C&D UPS12-355MRF Valve Regulated Lead Acid (VRLA) Battery Series is designed for UPS Standby Power Applications.

UPS12-355MRF Specifications

  • 12V 358.4 Watts / Cell @ 15 Min Rate
  • Dimensions (inches): 22 long x 6.0 wide x 12.7 high
  • Weight: 80 lbs / 36 Kg
  • 10 year design life @ 25C
  • Terminal: Insert

UPS12-355MRF Features & Benefits

  • True Front Access threaded copper alloy inserts for reduced maintenance and increased safety
  • Terminal versatility – ease of diagnostic readings with C&D Ohmic Ring
  • Innovative front terminal design maximizing energy density with direct connect extrusion fusion weld technology
  • Reduced headspace driving higher energy density, in cabinet or rack applications
  • Removable handles for ease of installation
  • Thermally welded case-to-cover bond to ensure a leak-proof seal
  • Flame-retardant polypropylene case and cover compliant with UL94 V-0 with a Limiting Oxygen Index (LOI) of greater than 28
  • Absorbent Glass Mat (AGM) technology for efficient gas recombination of over 99%
  • Optional True Front Access gas collection system
  • Flame-arresting, one-way pressure-relief vent for safety and long life
  • Complies with UL1778, 924, 1989 and BS 6290-4,IEC 896-2, UL94 V-0
  • UL-recognized component
  • Multicell design for ease of installation and maintenance
  • Not restricted for air transport – Complies with IATA/ICAO Special Provision A67
  • Not restricted for surface transport – classified as non-hazardous material as related to DOT-CFR Title 49 parts 171-189
  • Not restricted for water transport – classified as non-hazardous material per Amendment 27
  • 3 Year Full Warranty

C&D UPS12-355MRF Additional Specifications

Operating Temperature Range with temperature compensation:
Discharge: -40°F (-40°C) to +160°F (71°C)
Charge: -10°F (-23°C) to +140°F (60°C)
Nominal Operating Temperature Range: +68°F (20°C) to +80°F (27°C)
Recommeded Maximum Charging Current: C/5 amperes @ 20 Hr rate
Float Charging Voltage: 13.5 to 13.8 VDC average per 12V unit
Maximum AC Ripple Charger: 0.5% RMS or 1.5% P-P of float charge voltage recommended for best results. Max voltage allowed = 1.4% RMS (4% P-P) Max current allowed = C/20
Self Discharge: Battery can be stored up to 6 months at 77°F (25°C) before a freshening charge is required. Batteries stored at temperatures greater than 77°F (25°C) will require recharge sooner than batteries stored at lower temperatures.
Equalize charge and cycle service voltage: 14.40 to 14.80 VDC average per 12V unit @ 77°F (25°C)
Terminal: Inserted – Inter-unit connector provided Threaded copper alloy insert terminal to accept M6 bolt
Terminal Hardware Initial Torque: 110 in.-lbs. (12.4 N-m)

Weight: 80 pounds.


For more information about the High Rate Max Front Access Series,
call 800-876-9373 or email [email protected].