Schneider Electric (Viconics) R851V-8 Step Controller R-134A Powered by a 120Vac solenoid

Powered by a 120Vac solenoid coil and protected by a NEMA 1 enclosure

making it easier to handle during service calls

Direct OEM Compatibility: Verified 1186140 model number matches factory specifications for ICP and Heil Quaker equipment

offering the reliable gas flow control required by veteran contractors for high-demand equipment like boilers and water heaters

It is an ideal replacement for older or failed actuators

Schneider Electric (Viconics) R851V-8 Step Controller R-134A Powered by a 120Vac solenoidThe Schneider Electric (Viconics) R851V 8 Step Controller is a high performance, microcomputer based solution engineered for precise modulation of multi stage electric duct heaters. Designed for heavy duty commercial HVAC applications, this 8 stage step controller features an integrated vernier stage that provides seamless load modulation from 0 to 100%. This proportional control ensures stable discharge air temperatures and minimizes mechanical wear