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Siemens 2-Way NPT Connection Zone Valve - 2-Way NPT Connection Zone Valves
Siemens2-Way NPT Connection Zone Valves

Siemens 2-Way NPT Connection Zone Valve

The Siemens Hydronic Zone Valve is a 2-way, 1/2 in Female NPT connection zone valve with a 1 Cv flow rate. It features a non-spring return, normally open (NO) electric actuator operating at 24V AC (MPN 259-02034).

SKU 3G-OTH-69406

Also listed as: 25902034 · 259 02034

Brand
Siemens
Item
2-Way NPT Connection Zone Valve
Part Number
259-02034
Category
2-Way NPT Connection Zone Valves
Available to Order
Also known as:259-02034Siemens
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

Siemens
Manufacturer Part Number
259-02034
Type
2-Way, Non-Spring Return, NO, Electric
Female NPT
1/2 in
Actuator Voltage
24V AC

Technical Documents

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Siemens Products
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Product Description

The Siemens Hydronic Zone Valve is a 2-way, 1/2 in Female NPT connection zone valve with a 1 Cv flow rate. It features a non-spring return, normally open (NO) electric actuator operating at 24V AC (MPN 259-02034).

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is a Siemens hydronic zone valve used for?

A Siemens hydronic zone valve controls water flow in HVAC heating and cooling systems. This 2-way, normally open, non-spring return model (MPN 259-02034) regulates flow to individual zones, enabling precise temperature control in commercial and industrial buildings.

What are the specifications of the Siemens 259-02034 zone valve?

The Siemens 259-02034 is a 2-way hydronic zone valve with a 1/2 in female NPT connection, 1 Cv flow rate, and a 24V AC electric actuator. It is non-spring return and normally open (NO), designed for reliable on/off control in hydronic systems.

Where to buy Siemens zone valve 259-02034 worldwide?

3G Electric supplies the Siemens 259-02034 hydronic zone valve worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for a quote and lead time on this genuine Siemens part.

How to install a Siemens 2-way zone valve?

Install the Siemens 259-02034 zone valve with the flow arrow pointing in the correct direction. Connect the 1/2 in female NPT ports using compatible pipe sealant. Wire the 24V AC actuator per the wiring diagram, ensuring the normally open (NO) configuration matches your system's fail-safe requirements.

Used in

Common applications for Siemens
District cooling plants — LME73 + RWF55 for condenser-water modulation
Inflight catering and food-processing steam boilers — LMG22 with SQN90 air-fuel cross-damper
Hospital steam-plant redundancy — LME41 with QRA2 UV flame detection for dual-fuel boilers
Semiconductor fab process heat — LME23 and SKP55 gas valves on hot-oil heater skids
Container-terminal reefer-deck heating — LMG22 retrofit onto legacy burner racks
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Siemens Products

3G Electric supplies Siemens 2-way npt connection zone valves. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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This 2-way, normally closed, non-spring return electric zone valve features a 1/2 in female NPT connection and operates on 24V AC. It is used in hydronic heating and cooling systems for on/off flow control in applications such as zoning, fan-coil units, and radiant panels
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This 2-way, normally closed, non-spring return electric zone valve features a 1/2 in female NPT connection and operates on 24V AC. It is used in hydronic heating and cooling systems for on/off flow control in applications such as zoning, fan-coil units, and radiant panels
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This 2-way zone valve features a 2 in female NPT connection, spring return, normally closed operation, and proportional signal. It operates with a 24V AC actuator and is used in commercial hydronic systems to regulate hot or chilled water flow for precise temperature control

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