While the Series 26 is optimized for low water cut-off and boiler feedwater control

Precision Control: Ideal for two-position mixing or diverting applications in commercial and residential hydronic circuits

How does the override button function within the system

providing the precise orifices and port alignment required for the Burnham 8 series boilers

As a Raypak 007189F replacement

Johnson Controls D-3153-20 Damper Actuator Els PW 17895 While the Series 26 isFor versatile pneumatic control of ventilation and safety dampers, the Johnson Controls D 3153 20 Damper Actuator provides a rugged, field ready solution. Engineered with a large 15 inch synthetic elastomer diaphragm and a durable die cast aluminum body, this linear actuator is built for high demand environments. It features a 3 inch stroke and a nominal 8 13 psi spring range, ensuring consistent displacement in both proportional and two position