Description
The Laars Heating Systems R2004100 is a manufacturer/replacement (M/R) low gas pressure switch designed to protect Laars boilers and heating equipment from potentially damaging or unsafe low gas pressure conditions. When inlet gas pressure drops below the required operating threshold, this switch interrupts the control circuit, preventing the burner from firing and safeguarding the heat exchanger, gas valve, and overall system integrity.
Key Features
- OEM-quality low gas pressure switch engineered for Laars heating systems
- Monitors inlet gas pressure and shuts down burner operation upon low-pressure detection
- Helps prevent unsafe combustion conditions caused by insufficient gas supply
- Direct replacement part for compatible Laars boiler and water heater models
- Supports reliable, code-compliant system operation
Application
This pressure switch is intended for use in Laars boiler and water heating systems where low gas pressure protection is required. It is a critical safety component that ensures the appliance operates only when adequate gas pressure is present, reducing the risk of incomplete combustion, nuisance lockouts from pressure fluctuations, and long-term equipment damage.
Why Choose OEM Replacement Parts?
- Ensures proper fit and function within your Laars system
- Maintains manufacturer warranty compliance
- Reduces callbacks and repeat service visits
- Provides peace of mind with a part designed specifically for your equipment
Ordering Information
- Brand: Laars Heating Systems
- Part Number: R2004100
- Type: M/R Low Gas Pressure Switch







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