ICM Controls ICM318 Control Board

24Vac, 120Vac, 240Vac Defrost Control Board with 10 Minute Fixed Defrost Time, 30/60/80 Minute Pin Selectable Interval Timings, and 24Vac Output for Reversing Valve or Strip Heat

ICM Controls ICM318 Defrost Control Board

Optimize HVAC system performance with the ICM Controls ICM318 Defrost Control Board, a reliable replacement designed for precise control and efficient operation. Engineered for both residential and commercial heat pump systems, this versatile board operates on 24, 120, or 240 VAC and ensures consistent defrost cycles with its 10-minute fixed defrost time and pin-selectable 30/60/80-minute intervals.

Key Features:

• Multi-Voltage Compatibility: Supports 24VAC, 120VAC, and 240VAC systems for flexible installation.

• Fixed Defrost Time: 10-minute defrost duration for consistent system performance.

• Selectable Intervals: Choose between 30, 60, or 80 minutes between defrost cycles.

• Reliable Outputs:

  • Outdoor Fan Relay Output: 1/2 HP @ 240VAC

  • Strip Heat/Reversing Valve Outputs: 24VAC, 1A

• Frequency: 50/60 Hz operation.

The ICM318 is a high-quality, cost-effective solution for maintaining proper defrost operation and preventing ice buildup on outdoor coils. Ideal for replacing OEM boards in many HVAC systems, it delivers dependable performance and long-term reliability.

Specifications:

• Voltage: 24 / 120 / 240 VAC

• Frequency: 50/60 Hz

• Defrost Time: Fixed 10 minutes

• Interval Time Between Defrosts: Pin-selectable 30/60/80 minutes

• Outdoor Fan Relay Output: 1/2 HP @ 240 VAC

• Strip Heat / Reversing Valve Outputs: 24 VAC, 1 amp

Brand: ICM Controls
Model: ICM318

Perfect replacement control board for HVAC professionals and maintenance technicians looking for durable, OEM-quality performance.