Description
The Warrick-Gems Sensors & Controls 26B1D1F is a professional-grade liquid level control board engineered for reliable low water cutoff protection in boiler and hydronic heating systems. Designed as a retrofit standoff-style replacement, it integrates seamlessly into existing installations while delivering precise, direct-acting liquid level sensing.
Key Features
- Direct acting mode of operation for immediate, reliable response to low water conditions
- 10,000 ohm (10K ohm) sensing circuit for accurate liquid level detection
- 120Vac supply voltage for compatibility with standard commercial and residential electrical systems
- SPDT relay output — includes 1 Normally Open (NO) and 1 Normally Closed (NC) contact for flexible circuit integration
- Retrofit standoff style design simplifies replacement of legacy low water cutoff controls
- NEMA 1 enclosure provides protection against dust and light debris in indoor installations
- Low water cutoff function safeguards boilers and hydronic systems from dangerous dry-fire conditions
Specifications
- SKU: 26B1D1F
- Brand: Warrick-Gems Sensors & Controls
- Mode of Operation: Direct Acting
- Sensing Resistance: 10,000 ohm
- Supply Voltage: 120Vac
- Relay Type: SPDT (1 NO / 1 NC)
- Style: Retrofit Standoff
- Enclosure Rating: NEMA 1
- Application: Low Water Cutoff Control Board
Application
The 26B1D1F is ideal for HVAC technicians and boiler service professionals seeking a dependable retrofit solution for low water cutoff control. Its direct-acting design ensures the system responds immediately when water levels drop below safe thresholds, protecting heating equipment from costly damage. The NEMA 1 enclosure makes it suitable for clean, indoor mechanical room environments.







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