Bard HVAC 8402-128BX Limit Switch 320788-703 making it suitable for moderate-pressure

making it suitable for moderate-pressure boiler applications

Does this valve require a standing pilot

allowing for easy head replacement without draining the system

For technicians performing seasonal LP gas conversions

While it will function

Bard HVAC 8402-128BX Limit Switch 320788-703 making it suitable for moderate-pressureDesigned 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