Power Supplies

GB Locking Systems Range of 12-24vdc Low Voltage Power Supplies



  • 13.8 vdc or 27.6 vdc regulated output
  • Switchmode Technology
  • Full current to load
  • Additional battery charging current
  • Short circuit protection
  • Mains present indicator
  • Fuse blown indicator
  • Mains transient protection
  • Battery current limiting circuit (electronic)

Switchmode 12vdc Power Supplypower supply



Our range of power supplies is available in a variety of outputs and metal enclosures. Available 12vdc or 24vdc and in 1, 2, 3 & 5 Amps all with battery charging facility choose from the following options shown below:

Part NumberVoltageCurrentDimensions
PSU1-1212vdc1A264x196x75 (Hinged Lid)
PSU2-1212vdc2A310x340x80 (Hinged Lid)
PSU3-1212vdc3A310x340x80 (Hinged Lid)
PSU5-1212vdc5A310x340x80 (Hinged Lid)
PSU1-2424vdc1A310x340x80 (Hinged Lid)
PSU2-2424vdc2A310x340x80 (Hinged Lid)
PSU3-2424vdc3A310x340x80 (Hinged Lid)
PSU5-2424vdc5A310x340x80 (Hinged Lid)
Technical Specification
Mains Input:230v AC +/- 10% 50/60Hz
DC Output (12vdc):Full stated load @ 13.8v DC excluding battery charging circuit
DC Output (24vdc):Full stated load @ 27.6v DC excluding battery charging circuit
Load Volt Regulation:5% maximum
Output Ripple:< 5% of output voltage
Environment:Ambient Temp: 0°C to +40°C, relative humidity: 10% – 90%
Battery:Maximum 1 x 12v 7Ah sealed lead acid battery (2 for 24vdc version)
Fault Indicator LEDYes

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