Siemens Building Technology 277-03169 Valve Assembly 318172-701 this digital timer switch provides

this digital timer switch provides an essential manual override and automatic mode with a battery-free power outage protection that preserves memory during service calls or grid fluctuations

Precise System Logic: Acts as the central brain for 1830 and 1850 units

reducing energy consumption and increasing the effectiveness of your unit heater

this direct drive motor utilizes 200-230V 1PH power and a standard 5

This HVAC motor protection accessory is essential for field replacements or control panel upgrades where maintaining OEM specifications is necessary for system integrity

Siemens Building Technology 277-03169 Valve Assembly 318172-701 this digital timer switch providesThe Siemens Building Technology 277 03169 Valve Assembly is a heavy duty 2 way normally open globe valve designed for precision flow control in demanding hydronic and steam applications. Built with a rugged bronze body and brass trim, this 1 1 2 inch NPT assembly provides a high flow capacity with a 25 Cv rating and an equal percentage flow characteristic for stable modulation. The unit is powered by a high torque 8 inch pneumatic actuator featuring