What is the difference between the A19ABC-44 and the A19ABC-44C

LP conversions require a different drill size

maintaining system uptime and protecting the heat exchanger from overheating

effectively preventing heat exchanger damage and ensuring the unit operates within safe thermal parameters

Warrick 26C1D1 LWCO Freon What is the difference betweenThe Warrick 26C1D1 LWCO is a professional grade conductivity based liquid level control engineered for critical low water cutoff protection in boiler systems. This 120VAC powered unit features a precise 26Kohm sensitivity rating, making it ideal for monitoring water levels with moderate resistance and ensuring consistent relay actuation without nuisance tripping. Housed in a durable NEMA 1 enclosure, this controller is designed for secure indoor