Siemens 550-430



The Siemens 550-430 is a BACnet-compatible VAV GDE actuator designed to operate on 24 VAC power at 50/60 Hz, consuming 5 VA plus any connected loads. It features four triac outputs, each rated for up to 12 VA, allowing precise control of connected devices. Additionally, the actuator supports analog inputs from a 10K thermistor and dry contact digital inputs, making it versatile for various HVAC applications. This reliable actuator is available through BSP Automation, offering effective integration for building automation systems.
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