Robertshaw 10-681 Flame Sensor allowing for precise sensor placement

allowing for precise sensor placement across the air stream to achieve an accurate average temperature profile

Fixed Setpoints: Pre-calibrated 35°F open and 58°F close logic eliminates the need for field adjustments and ensures consistent thermal protection

Thermal Protection: Prevents heat exchanger overheating by terminating the gas valve signal upon reaching the 130°F limit

preventing nuisance drop-outs in residential and commercial heating equipment

a high-durability replacement engineered specifically for T155 series warmer-cooler systems

Robertshaw 10-681 Flame Sensor allowing for precise sensor placementThe Robertshaw 10 681 Flame Sensor is a high sensitivity monitoring component engineered for precise flame rectification in residential and commercial gas fired systems. Explicitly manufactured to replace Carrier LH33WZ511 and LH680014, this remote sensor provides critical feedback to the ignition control board to prevent hazardous unburned gas accumulation. Designed for seamless integration, it is the direct Carrier furnace flame sensor replacement