ICM ICM300 / Defrost Control Circuit Board PCB455-ICM300-1A

ICM ICM300 / Defrost Control Circuit Board PCB455-ICM300-1A
HVAC & Refrigeration: Controls & Circuit Boards

The ICM ICM300 / Defrost Control Circuit Board PCB455-ICM300-1A is a specialized control board designed to regulate defrost cycles in commercial and residential HVAC & Refrigeration systems. Engineered for compatibility and reliable performance, this circuit board ensures efficient frost detection and removal to preserve system longevity and energy savings.

• Input Voltage: 18–30 VAC
• Control Relay Output: 1A maximum at 24 VAC
• Temperature Sensor Compatibility: Thermistor-based input
• Defrost Cycle Time: Adjustable, 30/60/90 minutes
• Operating Temperature Range: -40°F to 150°F

Compared to other controls in the HVAC & Refrigeration industry, the ICM300 delivers superior defrost management with its precise timing adjustment and reliable low-voltage operation. Unlike older models that may lack flexibility or require manual resets, the PCB455-ICM300-1A provides automated, customizable defrost cycles. Its robust design supports a wider operating temperature range, making it ideal for both commercial freezers and residential air conditioning systems.

Key Technical Advantages:
Technology and Performance

• Advanced electronic circuitry reduces downtime and maintenance costs by providing consistently accurate defrost cycles.
• The adjustable timing feature allows technicians to set defrost intervals that best suit equipment needs, increasing overall efficiency and compressor life.
• The thermistor-based temperature sensor input ensures rapid, responsive detection of frost buildup for timely activation of the defrost process.
• With a control relay output rated at 1A maximum at 24 VAC, the circuit board easily integrates with standard defrost heater configurations across various brands.
• Built to endure extreme cold and heat, the ICM300 serves reliably in harsh environments thanks to its wide operating temperature range.

Incorporating the ICM ICM300 / Defrost Control Circuit Board PCB455-ICM300-1A into your system means investing in a next-generation solution that outperforms legacy analog or less versatile digital boards. By replacing outdated parts, you’ll maximize HVAC & Refrigeration performance, minimize costly service calls, and help ensure optimal system operation for years to come.