The Power-Sonic PS Series batteries are designed for general purpose standby and light cyclic applications, the Power-Sonic PS range is a great economical option. Featuring all of the excellent Power-Sonic characteristics outlined in the overview, they have been designed as a low lost alternative.

  • 5 year design life
  • Large number of cycles depending on average depth of discharge
  • Rugged plastic case and cover
  • Wide range of sizes from 2V 300mAh to 12V 140Ah
  • Approved for transport by air. D.O.T., I.A.T.A. and F.A.A. certified.


  • Standby Applications
  • UPS
  • Generators
  • Fire & Security
  • Medical

The Power-Sonic PS Series have been evaluated and verified by CSIRO as conforming with the relevant requirements of the following criteria:
Australian Standard AS 1603.4 Appendix G-1987, ‘Automatic fire detection and alarm systems – Control and indicating equipment’.

The Power-Sonic PS Series batteries are approved by CSIRO for use in fire control and indicating equipment and are listed at ActivFire® Register of Fire Protection Equipment (Certificate No afp-2285).

Model PS640
Description 6v 4.5ah General Purpose AGM
Nominal Voltage (V) 6v
Rated Capacity (AH) 20-hr 4.50Ah
Rated Capacity (AH) 10-hr 4.10Ah
Max Discharge Current (7 Min.) 13.50Ah
Max Short-Duration Discharge Current (10 Sec.) 45.00Ah
Length (mm) 70mm
Width (mm) 47mm
Height (mm) 100mm
Ht. Over Terminal (mm) 108mm
Terminal Type Standard F1
Weight (kg) 0.73kg

*Due to the self-discharge characteristics of this type of battery, it is imperative that they be charged within 6 months of storage, otherwise permanent loss of capacity might occur as a result of sulfation.

Shelf Life (% of nominal capacity at 68°F (20°C))

1 Month 97%

3 Months 91%

6 Months 83%

Barcode # PS640
Brand Power-Sonic
Shipping Weight 1.0000kg
Shipping Width 0.090m
Shipping Height 0.130m
Shipping Length 0.070m
Shipping Cubic 0.000819000m3

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