The Belimo AFRB24-SR Actuator is a robust 180 in-lb spring return actuator engineered for modulating control in demanding HVACR applications

Its 2-wire/3-wire configuration makes it a versatile solution for systems requiring precise hydronic zone control

as well as in conveyor and manufacturing equipment requiring a 2 HP drive

Is the Lennox 13Y55 compatible with both R-22 and R-410A systems

it’s built to withstand demanding operational environments

Superior Radiant CE021 Air Switch 322027-701 The Belimo AFRB24-SR Actuator isThe Superior Radiant CE021 Air Switch is a critical safety and operational component designed for high performance radiant tube heaters. Engineered with a 0. 55" WC negative pressure rating, this differential pressure switch ensures that the combustion blower is moving sufficient air before allowing the ignition sequence to proceed. As a veteran technician knows, maintaining precise airflow differential is vital for preventing incomplete combustion