17122000061648 Outdoor Inverter Control Board for PH-KF105WBP2N8-X430

Restore reliable, high-efficiency heating and cooling performance to your ductless mini-split system with the OEM Replacement Outdoor Inverter Main Control Board (Part #17122000018648). Engineered specifically for high-capacity outdoor condensing units, this inverter drive module manages compressor frequency, electronic expansion valve (EEV) modulation, DC fan motor control, and comprehensive system diagnostics.

Key Specifications

• Part Number: 17122000018648
• Board Code / Model: PH-KF105WBP2N8-X430
• Hardware Configuration: RX24T + SLIMDIP + PS8305R2P6 + RZA20114SFP
• Firmware Marking: JD.FW.WXWKB.WP1-2
• Component Type: Outdoor Unit Inverter Driver & Main Control Board
• Structure: Integrated heavy-duty extruded aluminum heatsink

Features & Highlights

• Precision Inverter Drive: High-efficiency intelligent power module dynamically regulates variable-speed compressor modulation for optimal seasonal energy efficiency (SEER).
• Heavy-Duty Heat Dissipation: Industrial-grade multi-fin aluminum heatsink efficiently dissipates thermal loads during high-ambient outdoor operation.
• Industrial Surge Protection: Integrated toroidal filter inductors and high-capacity DC filter capacitors protect against line noise, spikes, and voltage fluctuations.
• Direct OEM Fit: Factory-standard wiring terminals and sensor headers for seamless plug-and-play installation without wire harness alterations.

Important Version & Compatibility Note

Please inspect your original board before purchasing: This control board series has hardware revisions with variations in relay counts and socket configurations (as highlighted in the product photos, such as 1-relay vs. 3-relay layouts and socket color coding). Please verify that both your part number and physical connector/relay configuration match your original unit. Always disconnect high-voltage power before servicing HVAC equipment.