Resideo 40003916-012 Actuator Head 319848-301 Replacing a degraded or cracked

Replacing a degraded or cracked sensor restores consistent operation and protects against dangerous gas accumulation during the ignition cycle

while the reversible rotation feature adds critical versatility for field replacements

providing the necessary phase shift to overcome locked rotor amperage (LRA) challenges in single-phase refrigeration and air conditioning systems

Precise Compatibility: Specifically designed as an authentic ASCO replacement part for seamless fitment

Durable Construction: Features a heavy-duty housing and thermal well interface to withstand commercial water heating environments

Resideo 40003916-012 Actuator Head 319848-301 Replacing a degraded or crackedProfessional grade Resideo 40003916 012 Actuator Head provides a high reliability solution for field replacement on V8043G zone valves. Designed specifically for 24V hydronic heating systems, this normally closed replacement head integrates a high torque motor and a built in SPST end switch to ensure precise auxiliary equipment sequencing. This unit is the direct replacement for the Honeywell V8043G 1000 series and contemporary 5000 series valve