EnerSys PowerSafe 7 OPzS 490 Batteries

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EnerSys PowerSafe 7 OPzS 490 Summary:

EnerSys PowerSafe 7 OPzS 490 Batteries are engineered with an optimized plate design and they feature increased capacity exceeding the DIN standard. Additionally the die cast tubular plate with low antimony content offers excellent cycling capabilities and a proven long life under float conditions. The pasted negative flat plate design provides the perfect balance for maximum performance.

Combined with the features above, a molded transparent Styrene Acrylonitrile (SAN) jar which allows for easy visual check of the electrolyte level, color coded terminals for easy polarity recognition, a single cell per jar design for simple maintenance, and brass inserted posts enabling high rate capability make the PowerSafe OPzS batteries ideal for a wide range of applications

EnerSys PowerSafe 7 OPzS 490 General Specifications:

Nominal Ah Capacity: 543

Length: 6.5 in, 166 mm

Width: 8.1 in, 206 mm

Height: 20.5 in, 520 mm

Unpacked: 79.4 lbs, 36.1 kg

Electrolyte only 1.240 S.G.: 25.4 lbs 11.5 kg 2.5 gal 9.3 liters

Additional Details


  • Telecom
  • Utilities & Switchgear


  • Gel (VRLA)


Downloads & Documentation

See below for documentation relating to this product line that is available to download. To download this documentation, please click on the desired document you’d like to download and fill out the required form information fields. You will be able to view and download the documents upon completion of the download form.

  • EnerSys PowerSafe OPzS IO Manual
  • EnerSys Standby Power Product Overview
  • EnerSys PowerSafe OPzS Battery Range Summary
  • EnerSys PowerSafe OPzS Safety Data Sheet
  • PowerSafe Renewable Energy Storage Solutions