Description
The Warrick-Gems Sensors & Controls 26C1D0A is a professional-grade liquid level control board engineered for reliable low water cutoff protection in boiler and hydronic heating applications. Designed as a retrofit standoff-style replacement board, it installs without an enclosure, making it an ideal drop-in solution for upgrading or servicing existing systems.
Key Features
- Direct acting mode of operation for straightforward, reliable liquid level sensing
- 26,000 ohm (26K Ω) sensitivity rating for precise water level detection
- 120Vac supply voltage for compatibility with standard commercial and residential boiler control circuits
- SPDT relay output (1 Normally Open / 1 Normally Closed) for flexible integration with burner controls and safety circuits
- Retrofit standoff style design for easy replacement of existing low water cutoff control boards
- Supplied without enclosure — mounts directly to existing hardware
- Low water cutoff function helps protect boilers from dangerous dry-fire conditions
Specifications
- Brand: Warrick-Gems Sensors & Controls
- Model / SKU: 26C1D0A
- Mode of Operation: Direct Acting
- Sensitivity: 26,000 ohms
- Supply Voltage: 120Vac
- Relay Type: SPDT (1 Normally Open / 1 Normally Closed)
- Style: Retrofit Standoff
- Enclosure: None (board only)
- Application: Low Water Cutoff Control
Application
The 26C1D0A is purpose-built for low water cutoff control in steam and hot water boiler systems. Its direct acting relay output responds immediately to low water conditions, interrupting the burner circuit to prevent equipment damage. The retrofit standoff configuration simplifies field installation, allowing technicians to replace aging or failed control boards without replacing the entire assembly.







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