This ignitor assembly is verified for use in Maxon OvenPak II models (specifically sizes 425

Broad Compatibility: Fully compatible with Johnson Controls System 450

Professionals should refer to the original heater wiring diagram to ensure the safety limit is integrated correctly into the control string

OEM Reliability: Direct Daikin-McQuay replacement eliminates the mounting and calibration issues common with generic universal actuators

it features a durable sleeve bearing design and a Permanent Split Capacitor (PSC) configuration for high starting torque and consistent efficiency

Laars Heating Systems R0023000 Limit Switch 321042-401 This ignitor assembly is verifiedThe Laars Heating Systems R0023000 Limit Switch is a critical safety component engineered to provide overheat protection for high performance hydronic and pool heating systems. This 150F high limit switch is calibrated to automatically interrupt the electrical circuit when internal water temperatures exceed the 150F threshold, effectively preventing thermal damage to the heat exchanger and downstream piping. As a veteran grade OEM replacement part,