17122300007392 Inverter Module Subassembly for MDV-D335(T1)/BP3N1-E.D1 / 17125300005451

Restore full variable-frequency drive performance, intelligent power factor correction, and smooth compressor modulation to your commercial VRF heat pump outdoor condensing unit with this authentic OEM Inverter Drive Module Subassembly (Part #17122300007392 / Model Reference MDV-D335(T1)/BP3N1-E.D1 / PCB Silkscreen 17125300005451 [2.2]). Engineered for high-capacity 3-phase commercial air conditioning applications, this primary inverter board manages high-voltage rectification, active PFC filtration, and intelligent power module (IPM) drive switching for outdoor DC inverter compressors.

Key Features & Specifications

• Direct OEM Factory Replacement: Built to exact physical dimensions, bracket mounting holes, and factory wire harness headers (CN99, CN100, CN21, CN22, CN1, CN2) for a seamless drop-in field replacement.
• Heavy-Duty Extruded Heatsink: Features a massive full-width extruded aluminum heat sink providing superior heat dissipation for high-power inverter switching modules under continuous heavy thermal loads.
• Advanced DC Power & Line Filtering: Integrated dual high-capacity toroidal choke inductors and high-voltage DC bus filter capacitors ensure clean, stable power delivery and electrical noise suppression.
• Comprehensive Inverter Protection: Built-in AC line fuse, transient surge suppression varistors (ZR1, ZR3), and onboard thermal sensors safeguard critical electronics against utility power fluctuations.

Technical Specifications

Fitment & Compatibility Guarantee

Need to verify compatibility?
Commercial HVAC electronic inverter boards require matching exact hardware revisions and firmware compatibility. If you need assistance verifying compatibility, please contact our technical support team with a clear photo of your outdoor unit nameplate or existing PCB label.