Description
The Honeywell 133569 Proof-of-Closure Switch plays a vital role in burner safety systems—confirming that gas valves are fully closed before ignition sequences begin. Compatible with V4055, V4062, and V9055 series actuators, this switch is essential for safe and compliant HVAC operation.
Specifications:
- Product Type: Switch, Miscellaneous
- Used With: V4062 Series, V9055 Series, V4055 Series










