Resideo R24DB4005 Heat Sequencer 322056-301 This 180-second delay relay is

This 180-second delay relay is designed to prevent short-cycling

Measuring 15

Variable Airflow Control: Features a 4-speed motor configuration to allow tailored speed settings for varied seasonal requirements

you must identify the cause of the flame rollout before resetting the button on the back of the switch

This assembly is optimized for durability

Resideo R24DB4005 Heat Sequencer 322056-301 This 180-second delay relay isThe Resideo R24DB4005 Heat Sequencer is a heavy duty, solid state solution designed for staged electric heat applications. Engineered for multi stage furnaces and air handlers, this sequencer utilizes Positive Temperature Coefficient (PTC) heaters to provide precise, reliable timing across four integrated switches. With a 24Vac input voltage, it manages high current loads with a 25 Amp resistive contact rating and a 14 Amp inductive rating at 120Vac,