Engineered as a robust HSI ignition module

the 940-C411-79 frequently replaces older 040-series potential or current relays utilized in specific HVAC configurations

Advanced Diagnostics: Multi-color LED error codes allow technicians to quickly identify issues like pressure switch failures or weak flame signals

This OEM replacement part is essential for maintaining system safety parameters and preventing compressor slugging or coil freeze-up

As the direct replacement for the GEN3696

Carrier EA03PC503 TXV Valve 328140-751 Engineered as a robust HSIThe Carrier EA03PC503 is a high capacity 16 ton thermal expansion valve (TXV) designed for precise refrigerant metering in large scale commercial and industrial HVACR systems. As a genuine OEM replacement part, it ensures exact compatibility with R 22 refrigerant circuits, though it is also specified in certain technical applications for R 410A and R 407C. Featuring 7 8" x 1 3 8" ODF solder connections, this bi metal valve provides a secure, leak