Bosch B520 Aux Power Supply Kit


excl. VAT

  • Provides up to 2A of 12V standby current for Fire or Burglar Applications (4A of Burglary alarm current)
  • Supervises up to two 12v 7-18Ah batteries independently for up to 36AH of capacity
  • Provides up to 80 hours of standby time
  • Uses the Bosch standard TR1850 plug-in transformer
  • Easy to read rotary switch addressing