C&D UPS12-745MRF

The C&D UPS12-745MRF has gone End of Life. Please contact us for replacement options.

The C&D UPS12-745MRF Valve Regulated Lead Acid (VRLA) Battery Series is designed for UPS Standby Power Applications. C&D Technologies’ addition to the High Rate Max front access line provides a 12V 4D battery that meets the needs of today’s higher power UPS systems as an ideal fit for new system installs and 4D battery retrofits.

UPS12-745MRF Specifications

  • 12V 734 Watts / Cell @ 15 Min Rate
  • Dimensions (inches): 21.1 long x 8.7 wide x 10.10 high
  • Weight: 160.3 lbs / 72.7 Kg
  • 10 year design life @ 25C
  • Terminal: Insert

UPS12-745MRF Features & Benefits

  • Ten Year Design Life in Float Service
  • UL-recognized component
  • Absorbent Glass Mat (AGM) technology for efficient gas recombination of over 99%
  • Multicell design for ease of installation and maintenance
  • Patented Long Life Alloy having the lowest calcium levels in the industry-minimizing grid growth, reducing gassing, and extending battery life
  • Operates at a low internal pressure
  • Thermally welded case-to-cover bond to ensure a leak-proof seal
  • Flame-retardant polypropylene case and cover compliant with UL1778
  • Shock absorbent thick wall construction
  • Measured high vacuum acid fill reduces electrical variability between cells
  • Oversized through the partition inter-cell welds for minimal power loss
  • Advanced lead tin calcium alloy reduces grid corrosion and promotes long battery life
  • Cold forged nonporous terminal bushings eliminate post leakage
  • Flame arresting, low pressure safety release venting system for individual cells, recognized per UL924
  • 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
  • Cabinets and racks available

C&D UPS12-745MRF Additional Specifications

Operating Temperature Range with temperature compensation:
Discharge: -40°F (-40°C) to +140°F (+60°C)
Charge: -40°F (-40°C) to +122°F (+50°C)
Nominal Operation Temperature Range: +68°F (+20°C) to +77°F (+25°C)
Recommended Maximum Charging Current Limit: 34.1 amperes
Recommended Float Voltage: 13.56 to 13.80 volts cell
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 /5
Self Discharge/Storage time from a fully charged condition: 6 months at +77°F (+25°C). For each +15°F (+9°C) rise, reduce the storage time by half.
Terminal Inserter: Threaded copper insert to accept 5/16” bolt
Terminal Hardware Torque: 160 in-lbs (18 N-m)

Weight: 160.3 pounds.


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