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Replacement 47-21776-01 $24.95 Heat Pump Defrost Timer replaces OEM Type 621 controls 30/60/90 minutes
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Replacement 47-21776-01 $24.95 Heat Pump Defrost Timer replaces OEM Type 621 controls 30/60/90 minutes
Item ID: ICM300
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 Description

ICM300

Description

ICM300 Heat Pump Defrost Timer 

  • Ultra low cost
  • Pin-for-pin compatible with OEM type 621 controls
  • Simple time and temperature control
  • Must have external relays for fan, reversing valve and auxiliary heat
  • High installed base

Specifications

Input
Voltage: 18 to 30 VAC
Frequency: 50/60 Hz
Power Consumption: 1 watt max.

Output
Type: Relay
Form: SPST, N.O.
Rating: 1 amp

Time Delays
Defrost Time: Fixed 10 minutes + 5%
Interval Time between defrosts: Pin-selectable 30/60/90 min
Power on Reset Time: 500ms
Test Time: Short across test terminals reduces test time 256x

Replaces:

Amana: C64301-1, C6431001
Arcoaire: 32312-00
Artesian: 10321-00
Coleman: 3030A364
Goodman: B12260-06
Heil Quaker: HQ1052757
Honeywell: ST74A1004, 1020, 1038
ICP: 1052757
Intertherm: 6208800
Lennox: 33G9501
Rheem: 47-21776-01
Robertshaw: TD-10
Snyder Gen.: 1395-329
Therm-o-Disc: 26E-10
White Rodgers: 90-621

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