CSB HR1251W Batteries

Alpine Power Systems' experienced technical support & sales team is here to assist your needs:

CSB HR1251W Summary:

The CSB HR1251W batteries is specially designed for high efficient discharge application. Its characteristics are small volume, light weight and high discharge efficiency. It can be used for more than 260 cycles at 100% discharge in cycle service, or three to five yeas in standby service.

CSB HR1251W General Specifications:

Cells Per Unit: 6

Voltage Per Unit: 12V

Capacity: 51W @ 5min-rate to 1.60V per cell

Weight: 3.85 kg, 8.49 lbs

Maximum Discharge Current: 180A (5sec)

Internal Resistance: 13.6 mΩ

Nominal Operating Temperature Range: 25°C, 77°F

Float Charging Voltage: 13.5 to 13.8 VDC/unit

Recommended Maximum Charging Current Limit: 5.1A

Equilization Charging Voltage:14.4 to 15.0 VDC/unit

Self Discharge: It should be more than 75% of the capacity that before storage after stocked for 6 months at ambient temp. 25℃

Terminal: F2- Faston Tab 250

Container Material:ABS (UL94-HB) & Flame Retardant (94-v0) available upon request

Additional Details


  • Emergency Lighting
  • Security & Alarms
  • Telecom


  • AGM (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.

  • CSB HR 12120W
  • CSB HR 1218W
  • CSB HR 1221W
  • CSB HR 1224W
  • CSB HR 1227W
  • CSB HR 1232W
  • CSB HR 1234W
  • CSB HR 1251W
  • CSB HR 1290W