This Belimo valve actuator is a high-performance device designed for precise control in HVAC systems. It features a 3/4 inch sweat connection, which ensures a secure and leak-free installation. The unit operates at 120 volts, providing reliable and efficient performance even in demanding conditions. The normally open (NO) configuration means the valve remains open when the power is off, enhancing safety and convenience. With a flow coefficient (Cv) of 3.5, this actuator offers excellent flow control, ensuring optimal system performance. The device can withstand up to 30 pounds of closing force, making it robust and durable for long-term use.