Lau 60556601 Fan Blade 320788-703 the H-721LC requires a 12-30VDC

the H-721LC requires a 12-30VDC power source in series with the 4-20mA loop to generate its clinical output signal

or tube replacement to ensure a fresh seat

Key Benefits 132 lb-in (15 Nm) torque supports a wide range of damper sizes for air handling and terminal units

Built with a durable brass body and stainless steel spring internals

Direct Compatibility: Seamlessly replaces the EA-157-S short electrode in existing McDonnell & Miller level control modules

Lau 60556601 Fan Blade 320788-703 the H-721LC requires a 12-30VDCFor field technicians and mechanical contractors tasked with restoring heat transfer in critical condensing units, the Lau 60556601 Fan Blade serves as a high performance, heavy duty replacement component. This 18 inch diameter propeller is specifically engineered for condenser style fan blade applications, featuring a 33 degree pitch and a three blade configuration designed to optimize cubic feet per minute (CFM) while maintaining manageable noise