EnerSys PowerSafe 20 OPzV 2500

SKU: 20-OPzV-2500-CT-ON-CA
2V 2640Ah Flame Retardant Lead-Calcium Battery
Data Center, Uninterruptible Power Supply
Long Shelf and Cycle Life, Flame Retardant Case
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Engineered with an optimized plate design, PowerSafe OPzV valve regulated lead acid batteries have an increased capacity that exceeds the DIN standard. Additionally, the die cast tubular plate design offers excellent cycling with a proven long life under float conditions. The pasted negative flat plate design provides the perfect balance for maximum performance.

The robust design and use of a gel suspended electrolyte makes them virtually maintenance free. They have a wide range of capacity; feature die cast tubular positive plates, special micro porous separator materials, a pressure relief valve and color coded terminals.

  • Capacity range 215 - 3170Ah
  • Exceeds DIN standards for performance
  • Very low maintenance
  • Easy installation : vertical or horizontal
  • Immobilized sulfuric acid electrolyte
  • Proven 20 plus year service life
  • Easy voltage measurement points
  • Excellent deep discharge recovery and cyclability
  • Optional racking offers easy installation


Terminal Configuration: Standard top termination
Terminal Type: Color coded terminals for easy polarity recognition
Volts: 2V
Battery Capacity: 2640Ah
Capacity Rate: 8 hour discharge rate to 1.75 volts per cell @ 77ºF (25ºC)
Length: 21.2 CM
Width: 48.7 CM
Height: 82 CM
Weight: 200 KG


  • Tubular positive lead-calcium alloy grid
  • Negative flat plate with lead-calcium grid
  • Fully insulated copper connectors
  • Flame retardant Acrylonitrile Butadiene Styrene (ABS) jar and cover
  • Low resistance microporous separator material
  • Pressure Relief Valve (PRV) with integral flame arrestor


  • Uninterruptible Power Supply
  • Telecommunications
  • Electric Utility/Switchgear


  • IEC 60896-21 and 60896-22
  • DIN 40742
  • The management systems governing the manufacture of this product are ISO 9001 : 2008 and ISO 14001