McDonnell & Miller 153827 PSE-801-120 Probe-Type Low Water Cut-Off Control
McDonnell & Miller 153827 PSE-801-120 Probe-Type Low Water Cut-Off Control
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Apply for Trade Account & Terms →| Performance Parameter | Engineering Baseline Value |
|---|---|
| Manufacturer Part Number (MPN) | 153827 |
| Model Designation | PSE-801-120 |
Protect your hydronic heating system from dry-firing damage with the McDonnell & Miller 153827, also known as the PSE-801-120 probe-type low water cut-off. This control is engineered to provide precise monitoring of boiler water levels, ensuring that heating elements or burners are automatically de-energized if water drops below a critical safety threshold. Its rugged construction makes it a dependable choice for maintaining long-term equipment integrity in both commercial and residential boiler installations.
The unit functions by utilizing a conductive probe sensor that completes an electrical circuit through the boiler water. When the water level recedes and contact with the probe is lost, the control board detects the change in resistance and instantly interrupts the burner circuit. This electronic sensing technology provides a rapid response time compared to traditional float-based designs, reducing mechanical wear and enhancing operational safety.
Key System Performance Baselines:
- Safety Integration: Designed for reliable burner circuit interruption during low-water events.
- Solid-State Design: Utilizes advanced circuitry for rapid, accurate level detection.
- Compatibility: Engineered specifically for seamless integration with compatible hydronic boiler systems.
⚠️ Application Profile: Ideal for steam and hot water boilers requiring advanced electronic level monitoring, HVAC boiler safety retrofits, and preventative maintenance programs where mechanical failure must be avoided.
