Siemens 3G-OTH-69645 — Compatible Parts & Alternatives

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Also known as:257-02044Siemens

Cross-reference match for “257-02044”

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Siemens

Siemens 2-Way NPT Connection Zone Valve, 3/4 in Female NPT, Spring Return, NO, Pneumatic

SKU: 3G-OTH-69645

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Siemens 3G-OTH-69645 — Compatible Parts & Alternatives

Cross-reference match for “257-02044”

Siemens 2-Way NPT Connection Zone Valve, 3/4 in Female NPT, Spring Return, NO, Pneumatic

More from Siemens

Siemens This Siemens 2-way zone valve is a non-spring return, normally closed electric valve with a 1/2 in female NPT connection. It operates on 24V AC and is used in hydronic heating and cooling systems to regulate water flow in commercial HVAC zoning, fan-coil units, and radiant heating loops.

Siemens 2-way, spring return, normally closed pneumatic zone valve with 1/2 in female NPT connections. Used in HVAC and fluid systems for modulating control and shut-off in hot water, chilled water, and zone control applications.

Siemens This 2-way, non-spring return, normally closed electric zone valve has a 1/2 in female NPT connection and operates on 24V AC. It is used for on/off control of hot or chilled water flow in hydronic HVAC systems.

Siemens This Siemens zone valve is a 2-way, non-spring return, normally open electric valve with a 1/2 in female NPT connection and 24V AC actuator. It is used in hydronic heating and cooling systems to regulate water flow for zone temperature control.

Siemens This Siemens 2-way zone valve features a 3/4 in female union NPT inlet and 3/4 in male union NPT outlet with spring return operation. It is used in hydronic HVAC systems for controlling hot or chilled water flow in commercial zoning, fan-coil units, and radiant heating loops.

Siemens This Siemens pneumatic control valve is a 2-way, spring return, normally open zone valve with 1/2 in female NPT connections. It is pneumatically actuated and designed for regulating flow in HVAC and industrial fluid systems, commonly used in zone control, hot water, or chilled water loops.

Siemens This Siemens 2-way zone valve features a 3/4 in female NPT connection, spring return, normally open configuration, and on/off control signal. It operates on 24V AC with a flow rate of 4.1 Cv. Suitable for HVAC and hydronic systems to regulate hot or chilled water flow.

Siemens This 2-way zone valve from Siemens features a 1/2 in female NPT connection and a 24V AC electric actuator. It is non-spring return and normally open (NO), designed for on/off control of water flow in hydronic heating and cooling systems.

Siemens 2-way, normally open, non-spring return electric zone valve with 1/2 in female NPT connections and 24V AC actuator. Used in hydronic heating and cooling systems to control water flow in commercial HVAC zoning, fan-coil units, and radiant heating loops.

Siemens This 2-way zone valve features a 1/2-inch female NPT connection and a 4 Cv flow rate. It is normally open with a non-spring return electric actuator operating at 24V AC. Suitable for regulating water flow in hydronic heating and cooling systems.

Siemens This 2-way, normally open electric zone valve from Siemens features a 1/2 in female NPT connection and operates at 24V AC. It is a non-spring return valve suitable for regulating hot or chilled water flow in hydronic HVAC systems, such as fan coils, radiators, or air handlers.

Siemens This Siemens 2-way zone valve features a spring return mechanism and is normally open. It has a 1/2 in female NPT connection and is suitable for pneumatic control applications in HVAC systems, such as regulating water or glycol flow in zone control, radiator circuits, and heat exchangers.