White-Rodgers™ Defrost Controls
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White-Rodgers™ Defrost Controls 

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47D40-801 Demand Defrost Control

  • Direct replacement for certain Rheem controls
  • Includes ambient and coil temperature sensors
  • Short-cycle protection
  • LED diagnostic display

 
 

 

 

47D43-811 Demand Defrost Control

  • Direct replacement for certain Rheem controls
  • Includes ambient and coil temperature sensors
  • Hi/Lo pressure switch inputs and 3-strike lockout
  • Short-cycle protection
  • LED diagnostic display

 
 

57T01-843 Blower Time Delay Relay

  • For air handlers in compressor-run air conditioning and heat pump systems
  • Allow residual cooled air to be blown Into controlled space
  • Increases efficiency of system in cooling

White-Rodgers 57T01-843