Po Sun Manufacturing Ltd


 PSRB-003 Front




5 relays control Circuit Board:


Replacement parts for use with fan coil or other system required digital thermostat.

Product description: 5 relays control Circuit Board 



Kit included:

  1. pcb with 5 relays
  2. Input transformer (120/240V or 270V AC)
  3. voltage jumper



 Download Installation Diagram

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