Tekmar Controls 156 Control 326010-701 the blades are convex-mapped to

the blades are convex-mapped to minimize vibration and bearing wear

the EFB series supports master-slave synchronization when mounted on a common shaft

making it suitable for a wide variety of commercial and industrial power setups

while the 3/4" per foot taper offers a self-locking mechanism that secures the bushing to the hub with maximum mechanical pressure

How do I know if this damper is compatible with my current zoning panel

Tekmar Controls 156 Control 326010-701 the blades are convex-mapped toThe Tekmar Controls 156 is a versatile Difference Setpoint Control designed for high efficiency heat transfer between a primary source and a storage tank. Operating on a 24Vac dc power supply, this microprocessor based controller utilizes two 10k sensors to monitor real time temperature differentials (? T). When the source temperature exceeds the storage temperature by the user defined setpoint, the internal 240V, 10A relay closes to activate an on