Cleveland Controls DDP-109-187 Switch Els PW 17895 the 100157718 and KIT3078 are

the 100157718 and KIT3078 are identical parts

Professional testing of the 110

Smith and Lochinvar burner assemblies

ensure the coil voltage matches the existing controls to maintain proper cycling and avoid premature field failure

Durable Construction: High-grade materials resist corrosion and mechanical fatigue in demanding mechanical room environments

Cleveland Controls DDP-109-187 Switch Els PW 17895 the 100157718 and KIT3078 areThe Cleveland Controls DDP 109 187 is a heavy duty dual air pressure sensing switch designed for critical HVAC and energy management proving circuits. This unit features two independently adjustable SPDT switches mounted on a common foot bracket, allowing technicians to establish a precise deadband for complex control sequences. Each switch assembly operates separately, measuring differential pressures from 0. 05" wc to 2. 0" wc. This configuration is