Siemens Building Technology 257-02068B Valve Assembly 319847-401 • 208-460V primary voltage with

• 208-460V primary voltage with 24V secondary output• 250VA capacity for commercial HVAC control circuits• Designed for AAON rooftop and air handling systems• Supports relays

While typically used for mixed or discharge air

Does this switch include the sensing hose

Direct OEM Compatibility: Engineered specifically for Lennox air handlers and electric furnaces requiring part 104284-01

this specific model is hard-coded for communication with Siemens TEC (Terminal Equipment Controllers) and ATEC units

Siemens Building Technology 257-02068B Valve Assembly 319847-401 • 208-460V primary voltage withThe Siemens 257 02068B is a high performance 3 way mixing valve assembly designed for terminal unit applications, featuring a 1 2 inch NPT connection and a 2. 5 Cv linear flow characteristic. This assembly integrates a Siemens 599 Powermite MT Series forged brass body with a rugged 2 inch pneumatic valve actuator, optimized for precise control of hot or chilled water in fan coil units and reheat coils. The spring return pneumatic actuator operates