The Maxitrol R400Z-1/2 Regulator is a high-performance zero governor gas regulator engineered specifically for technical air-gas mixing systems and proportional premixing applications

Common codes for this 1173838 ignition board include signals for light pressure switch stuck open or limit circuit lockout

This Bard replacement part features robust pressure plate connectors that maintain constant clamping force on copper conductors

For technicians performing HVAC high limit diagnostics

Whether you are mounting it directly to a junction box or inside a starter enclosure

Siemens Building Technology GMA131.1P Actuator 322838-753 The Maxitrol R400Z-1/2 Regulator isThe Siemens OpenAir GMA131. 1P is a heavy duty 24V floating electronic damper actuator designed for high precision HVAC control. Built with a rugged die cast aluminum housing and 62 lb in torque (7 Nm), this rotary actuator is ideal for managing return air, mixed air, and exhaust dampers in both constant and variable air volume systems. As a spring return damper actuator, it ensures a reliable fail safe position during power loss, providing critical