Williams 7734 Limit Switch 340155-7026 the internal switch action is

the internal switch action is configured to close on fall

0(4)-20 mA

Ensure you verify the electrical load and frame size before installation to maintain optimal draft inducer performance across the heat exchanger

a separate main valve rebuild kit is required if the larger diaphragm or seat in the main body requires service

Durable Shaft Design: Includes a heavy-duty universal break-off shaft grooved at standard lengths for custom fitment

Williams 7734 Limit Switch 340155-7026 the internal switch action isThe Williams 7734 Limit Switch is a critical OEM replacement part engineered for technical precision in Williams Comfort Products wall heaters and furnaces. Designed with a 5 inch sensor probe, this automatic reset limit switch monitors internal plenum temperatures to prevent thermal overstress. It features a fixed setpoint range of 270F to 330F, ensuring the gas valve circuit is interrupted if temperatures exceed safe engineering parameters. This