For lower temperature or cross-ambient needs

Mechanical Reliability: Robust brass construction and high-grade diaphragms designed for professional-grade installs

UDAS 100-175

while its Polyolester (POE) oil charge also makes it suitable for use with HFC refrigerants like R407C

preventing nuisance shutdowns and ensuring reliable ignition

Mitsubishi Electric E229L4440 Board 326070-701 For lower temperature or cross-ambientThe Mitsubishi Electric E229L4440 Power PC Board is a critical OEM replacement part designed for specific Mitsubishi HVAC systems, providing the primary logic and power distribution necessary for stable operation. This HVAC control board serves as the current technical successor and is the direct replacement for the legacy E22E79440 power board. When troubleshooting communication errors or power allocation failures in residential and commercial split