and Payne 4-ton air handlers and heat pumps

Is a transformer included with the 169550

Designed to restore the original sealing integrity of Armstrong Model 90

This often occurs due to a bad wiring harness

Lochinvar & A.O. Smith 100111012 Electronic Control 340793-762 and Payne 4-ton air handlersThis genuine Lochinvar & A. O. Smith 100111012 Electronic Control is a critical microprocessor based controller designed specifically for BTH400NL commercial water heaters. As a primary digital display control board, it manages the combustion process, monitors safety limit strings, and provides real time diagnostics for high efficiency systems. This module is the direct replacement for the legacy 9006235005 control board, ensuring seamless integration