Tekmar Controls 261 Control 326058-758 this is a direct-acting model

this is a direct-acting model

Precision Control: The high-quality bellows mechanism provides repeatable accuracy over thousands of cycles

as a cast iron sheave

a universal bracket

Tekmar Controls 261 Control 326058-758 this is a direct-acting modelThe Tekmar Controls 261 Control is a reliable, microprocessor based 120Vac two stage boiler control designed for precise outdoor reset or setpoint operation. High performance hydronic systems rely on the 261 to manage boiler staging and equal run time rotation, ensuring balanced wear across multiple heat sources. By utilizing a characterized heating curve, this controller maintains a tight boiler target temperature based on real time ambient