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Siemens Hydronic Zone Valve: 0.63 Cv Flow Rate, 2-Way, 1/2 in Female NPT, Non-Spring Return - 2-Way NPT Connection Zone Valves
Siemens2-Way NPT Connection Zone Valves

Siemens Hydronic Zone Valve: 0.63 Cv Flow Rate, 2-Way, 1/2 in Female NPT, Non-Spring Return

The Siemens Hydronic Zone Valve: 0.63 Cv Flow Rate is a 2-Way NPT Connection Zone Valve with a 1/2 in Female NPT connection, non-spring return, normally open (NO) electric actuator, and a 24V AC actuator voltage…

SKU 3G-OTH-69378

Also listed as: 25902032 · 259 02032

Brand
Siemens
Item
Hydronic Zone Valve: 0.63 Cv Flow Rate, 2-Way, 1/2 in Female NPT, Non-Spring Return
Category
2-Way NPT Connection Zone Valves
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

Siemens
Manufacturer Part Number
259-02032
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
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The Siemens Hydronic Zone Valve: 0.63 Cv Flow Rate is a 2-Way NPT Connection Zone Valve with a 1/2 in Female NPT connection, non-spring return, normally open (NO) electric actuator, and a 24V AC actuator voltage. This valve is designed for hydronic systems requiring precise flow control.

Frequently Asked Questions

What is the Siemens 259-02032 hydronic zone valve used for?

The Siemens 259-02032 hydronic zone valve is used for precise flow control in hydronic heating and cooling systems. It is a 2-way, normally open (NO), non-spring return valve with a 1/2 in female NPT connection, commonly applied in commercial and industrial HVAC zoning applications.

What are the specifications of the Siemens 259-02032 zone valve?

The Siemens 259-02032 is a 2-way, non-spring return, normally open (NO) electric zone valve with a 0.63 Cv flow rate. It features a 1/2 in female NPT connection and a 24V AC actuator voltage. The brand is Siemens and the manufacturer part number is 259-02032.

Where to buy the Siemens 259-02032 zone valve worldwide?

You can source the Siemens 259-02032 zone valve through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time on this Siemens hydronic valve.

How to install a Siemens 259-02032 hydronic zone valve?

Install the Siemens 259-02032 by connecting the 1/2 in female NPT ports to matching pipe threads using appropriate sealant. Wire the 24V AC actuator per the wiring diagram, ensuring the normally open (NO) configuration is correct. Mount the valve in the correct flow direction and test for leaks before system startup.

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

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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Compatible alternatives & equivalents

Cross-referenced by specification & description
Hydronic Zone Valve: 0.63 Cv Flow Rate, 2-Way, 1/2 in Female NPT, Non-Spring Return, NC, Electric (MPN 259-02002)
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Hydronic Zone Valve: 0.63 Cv Flow Rate, 2-Way, 1/2 in Female NPT, Non-Spring Return, NC, Electric (MPN 259-02002)
Hydronic Zone Valve: 0.4 Cv Flow Rate, 2-Way, 1/2 in Female NPT, Non-Spring Return, NC, Electric (MPN 259-02000)
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Hydronic Zone Valve: 0.4 Cv Flow Rate, 2-Way, 1/2 in Female NPT, Non-Spring Return, NC, Electric (MPN 259-02000)
Hydronic Zone Valve: 0.63 Cv Flow Rate, 2-Way, 1/2 in Female NPT, Non-Spring Return, NO, Electric (MPN 254-01117)
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Hydronic Zone Valve: 0.63 Cv Flow Rate, 2-Way, 1/2 in Female NPT, Non-Spring Return, NO, Electric (MPN 254-01117)
Hydronic Zone Valve: 1 Cv Flow Rate, 2-Way, 1/2 in Female NPT, Non-Spring Return, NC, Electric (MPN 259-02004)
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Hydronic Zone Valve: 1 Cv Flow Rate, 2-Way, 1/2 in Female NPT, Non-Spring Return, NC, Electric (MPN 259-02004)
Hydronic Zone Valve: 1.6 Cv Flow Rate, 2-Way, 1/2 in Female NPT, Non-Spring Return, NC, Electric (MPN 259-02006)
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Hydronic Zone Valve: 1.6 Cv Flow Rate, 2-Way, 1/2 in Female NPT, Non-Spring Return, NC, Electric (MPN 259-02006)
Hydronic Zone Valve: 1 Cv Flow Rate, 2-Way, 1/2 in Female NPT, Non-Spring Return, NO, Electric (MPN 254-01119)
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Hydronic Zone Valve: 1 Cv Flow Rate, 2-Way, 1/2 in Female NPT, Non-Spring Return, NO, Electric (MPN 254-01119)

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Hydronic Zone Valve: 2.5 Cv Flow Rate, 2-Way, 1/2 in Female NPT, Non-Spring Return, NC, Electric (MPN 259-02008)
Hydronic Zone Valve: 1.6 Cv Flow Rate, 2-Way, 1/2 in Female NPT, Non-Spring Return, NO, Electric (MPN 259-02036)
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Hydronic Zone Valve: 1.6 Cv Flow Rate, 2-Way, 1/2 in Female NPT, Non-Spring Return, NO, Electric (MPN 259-02036)
Pneumatic Control Valve: 6.3 Cv Flow Rate, 2-Way, 3/4 in Female NPT, Spring Return, NO, Pneumatic (MPN 257-02044)
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Pneumatic Control Valve: 6.3 Cv Flow Rate, 2-Way, 3/4 in Female NPT, Spring Return, NO, Pneumatic (MPN 257-02044)