Description
The Mitsubishi E22T45451 is an OEM inverter printed circuit board engineered as a direct replacement for compatible Mitsubishi mini-split and heat pump systems. Inverter P.C. boards serve as the electronic brain of variable-speed HVAC systems, precisely regulating compressor speed and power delivery to maintain consistent comfort and peak energy efficiency.
Product Overview
Designed and manufactured to Mitsubishi’s exacting OEM standards, the E22T45451 inverter P.C. board restores full inverter-driven operation to your system. Using a genuine OEM replacement ensures compatibility, longevity, and performance that aftermarket alternatives cannot guarantee.
Key Features
- OEM Mitsubishi inverter printed circuit board
- Engineered for precise compressor speed and power regulation
- Restores full variable-speed inverter operation
- Direct OEM replacement for compatible Mitsubishi systems
- Manufactured to Mitsubishi quality and reliability standards
- Supports energy-efficient, variable-capacity system performance
Application
- Compatible with select Mitsubishi mini-split and heat pump systems
- Intended for qualified HVAC technicians performing inverter board replacement
- Always verify compatibility with your specific model number before installation
Why Choose OEM?
OEM inverter boards are calibrated to work seamlessly with Mitsubishi’s proprietary inverter technology. Substituting a non-OEM board risks system faults, reduced efficiency, or voided warranties. The E22T45451 ensures your system returns to factory-spec operation quickly and reliably.
Ordering Information
- Brand: Mitsubishi
- Part Number / SKU: E22T45451
- Part Type: Inverter Printed Circuit Board







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