PR Electronics Switchmode Power Supply 2220B

Only 8 In Stock2220B
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Switchmode power supply

  • Mains voltage input
  • Isolation 3.75 kVAC
  • Short-circuit protection
  • Thermal overload protection
  • Standard 11-pole relay socket

Advanced features

  • The power supply is based on secondary switchmode technology to achieve a high efficiency.
  • The output is adjustable from front potentiometer in the range 5...24 VDC.


  • General power supply for smaller measurement systems requiring fixed stabilized 24 VDC, or supply for any other sensors, transmitters or as a general variable power supply 5 to 24 VDC.
  • Two units may be connected in series for plus / minus or higher output voltage.
  • Suitable for PELV/SELV applications.

Technical characteristics

  • A green LED indicates active output.
  • Double-isolated safety transformer.
  • Isolation test voltage between input and output is 3.75 kVAC.
  • The input circuit is protected with a thermal fuse.
  • Output short circuit protection with current limiter.
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