without the need for field modifications

The Belimo B240+ARB24-3 is a heavy-duty 1 1/2" NPT 2-way charactering control valve (CCV) assembly engineered for high-demand hydronic systems

Cross-Brand Compatibility: Directly replaces Barber Colman and Schneider Electric legacy two-position control units without needing extensive linkage modifications

While both are for boilers over 5

Built with an enclosed body design

Schneider Electric (Erie) AG23U020 Actuator 323055-751 without the need for fieldThe Schneider Electric (Erie) AG23U020 is a heavy duty 240Vac two position actuator designed for seamless integration with Erie PopTop zone valves. This spring return normally open (N. O.) motor is engineered for reliable fail safe operation in commercial HVAC systems, ensuring the valve returns to the open position upon loss of power. Built with a hysteresis synchronous motor, the unit provides consistent torque and long term durability for