MRCOOL A-18-HP-C-230B Outdoor Condenser Control Board – OEM Part 17222000035625

MRCOOL A-18-HP-C-230B Electronic Control Board – Genuine OEM Replacement

MRCOOL Part Number: 17222000035625

Restore dependable heating and cooling operation with the MRCOOL Electronic Control Board, a genuine OEM replacement component designed specifically for the MRCOOL A-18-HP-C-230B 18,000 BTU ductless heat pump condenser.

This outdoor control board is an essential component of your heat pump’s electrical system. It supports compressor operation, outdoor fan control, equipment communication, and system diagnostics to help maintain proper heating and cooling performance.

Whether you are replacing a failed outdoor PCB or repairing an electrical control malfunction, selecting the correct factory-matched replacement part helps maintain equipment compatibility and reliable system operation.

Key Features and Benefits

• Genuine MRCOOL OEM Replacement: Original replacement control board, part number 17222000035625.
• Exact Model Compatibility: Designed for the MRCOOL A-18-HP-C-230B outdoor condenser.
• Outdoor Electronic Control: Supports essential compressor, fan, and system operating functions.
• Equipment Communication: Helps coordinate electrical operation between compatible system components.
• Diagnostic Functions: Supports the condenser’s electronic monitoring and fault-detection processes.
• Factory-Matched Replacement: Designed to replace the corresponding original control board.
• Durable Construction: Built for operation within compatible MRCOOL outdoor heat pump equipment.

Compatible MRCOOL Model

Compatible Outdoor Condenser:

• MRCOOL A-18-HP-C-230B
• System Type: Ductless Heat Pump
• Cooling Capacity Class: 18,000 BTU
• Replacement Part Number: 17222000035625

Important Compatibility Warning

This control board is specifically listed for the MRCOOL A-18-HP-C-230B condenser.

MRCOOL manufactures multiple generations of ductless heat pump systems that may use different circuit boards, connectors, wiring harnesses, and control programming.

Before ordering, verify the complete model number on your outdoor condenser’s data plate and confirm the original control board part number.

Do not assume compatibility with other MRCOOL 18K condensers based solely on cooling capacity or appearance.

Important Parts Return and Refund Policy

ALL PARTS SALES ARE FINAL — NO RETURNS OR REFUNDS.

Electrical and electronic replacement components are non-returnable.

Customers are responsible for confirming model compatibility and replacement part requirements before purchasing.

Common Signs of a Faulty Outdoor Control Board

A malfunctioning outdoor control board may contribute to:

• Outdoor condenser failing to start
• Compressor or outdoor fan operating incorrectly
• Communication errors between indoor and outdoor equipment
• Intermittent heating or cooling
• Electronic fault codes
• Unexpected system shutdowns

These symptoms can also be caused by wiring, sensors, power supply problems, or other electrical components. Professional diagnosis is recommended before replacing the control board.

Installation and Service Information

Electronic control board replacement should be performed by a qualified HVAC technician familiar with inverter-driven heat pump equipment.

Before installation:

1. Disconnect electrical power to the outdoor condenser.
2. Follow manufacturer procedures for safely verifying that stored electrical energy has discharged.
3. Confirm the condenser model and replacement part number.
4. Inspect electrical connectors and wiring for damage.
5. Install the replacement control board according to manufacturer service instructions.
6. Verify proper system operation after installation.

Electrical Safety Warning: Inverter-driven HVAC equipment may retain dangerous voltage after power has been disconnected.

What’s Included

• (1) Genuine MRCOOL Outdoor Condenser Electronic Control Board – Part Number 17222000035625

Product Specifications

Specification	Details
Brand	MRCOOL®
OEM Part Number	17222000035625
UPC	840433700364
Compatible Model	A-18-HP-C-230B
Equipment Type	Ductless Heat Pump Condenser
Part Category	Outdoor Unit Electronics
Part Type	Outdoor Control Board
Product Length	12.40 in
Product Width	7.48 in
Product Height	3.07 in
Product Weight	4.21 lbs
Warranty	1 Year

Also Known As

• MRCOOL Control Board Subassembly
• Outdoor Control Board
• Outdoor PCB
• Condenser Control Board
• Main Control Board
• Outdoor Circuit Board
• Electronic Control Module

Frequently Asked Questions

Will this control board fit my MRCOOL A-18-HP-C-230B condenser?

Yes. Part number 17222000035625 is listed as the replacement control board for the MRCOOL A-18-HP-C-230B outdoor condenser. Verify your existing part number before ordering.

Will this board work with other MRCOOL 18,000 BTU condensers?

Not necessarily. Different models and generations may require different control boards. Compatibility must be verified using the complete model and original part numbers.

Can a faulty control board prevent my heat pump from running?

Yes. A failed outdoor control board can interfere with compressor operation, fan control, and system communication. However, other component failures may produce similar symptoms.

Can I install this control board myself?

Replacement should be performed by a qualified HVAC technician because outdoor inverter systems contain potentially hazardous high-voltage components.

Does this MRCOOL control board include a warranty?

The listed manufacturer warranty is 1 year. Warranty eligibility and coverage are subject to applicable terms.

Why Buy From MRCOOL DIRECT?

At MRCOOL DIRECT, we specialize in MRCOOL heating and cooling equipment, genuine replacement parts, and HVAC accessories.

When you shop with us, you receive:

• Genuine MRCOOL replacement components
• Assistance identifying compatible equipment and parts
• Knowledgeable product support
• Convenient online ordering
• Shipping options throughout the United States

Order your MRCOOL A-18-HP-C-230B Outdoor Control Board, part number 17222000035625, from MRCOOL DIRECT and get the factory-matched replacement component your system requires.

California Proposition 65 Notice: For more information, visit www.P65Warnings.ca.gov.