Johnson Controls M9203-BUB-2 Actuator 320788-702 Designed for conductive liquid level

Designed for conductive liquid level sensing

the 100208174 switch sensor is likely compromised and requires replacement

this model features an automatic reset

preventing motor burnout and improving longevity

the 8214G251-12VDC is the official manufacturer-designated direct replacement for the older 8214250CSA-12VDC version

Johnson Controls M9203-BUB-2 Actuator 320788-702 Designed for conductive liquid levelThe Johnson Controls M9203 BUB 2 is a professional grade Spring Return Direct Coupled Actuator engineered for precision control in HVAC systems. Operating on a universal power supply of 85 264 VAC, this unit delivers a rated 27 lb in torque (3 Nm), making it an ideal solution for small to medium dampers and ball valve applications. Designed for two position control (on off), it features a mechanical spring return that ensures a fail safe position