Battery Discharge Alarm

Product Type


"On-battery" alarm protects sealed and flooded lead-acid batteries from over-discharge. A battery discharge and temperature alarm version using a thermocouple inserted between the cells to protect also against over-temperature is available to OEM customers

  • Mounts on the battery.
  • Easy installation.
  • 80-db alarm.
  • Intermittent sound when battery needs to be recharged.
  • Potted to protect against sulfuric acid.
  • Alarm reference voltage fixed, not adjustable.
  • DIMENSIONS (L x W x H): 4" x 1-5/8" x 1"
  • INSTALLATION: Magnetic back adheres to battery steel. Use plastic ties to attach to an inter-cell connector.
  • WARRANTY: Three year limited warranty—excludes water and sulfuric acid damage.
  • CONNECTION: 3 wires -- one to battery +, one to battery -, one to 12VDC. 4th. wire optional -- attach to an external horn for a noisy environment.
  • Alarm Reference Voltage Setting: Sealed battery 1.99 volts per cell. Flooded battery 1.85 volts per cell or as specified by customer at time of order.
New call-to-action