Bard HVAC 8402-128BX Limit Switch 322838-754 Reliable Switching: Single-Pole Normally Open

Reliable Switching: Single-Pole Normally Open (SPNO) logic ensures the safety circuit only closes when airflow is fully verified

teflon ring

veteran techs recommend installing a new capacitor to match the motor's specifications

Standard industry practice for Honeywell explosion-proof sensors suggests a bump test or calibration check every six months to ensure accuracy in harsh industrial environments

Bard HVAC 8402-128BX Limit Switch 322838-754 Reliable Switching: Single-Pole Normally OpenDesigned for mission critical over temperature protection, the Bard HVAC 8402 128BX Limit Switch is a high reliability L220F 1shot limit switch engineered for forced air heating and air handling units. As a technical professional, you know that a "one shot" thermal link is the final line of defense; once the 220F threshold is reached, the circuit opens permanently to prevent catastrophic heat damage. This OEM replacement part is a direct, identical