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

The Siemens 254-01119 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 on 24V AC. This hydronic zone valve is…

SKU 3G-OTH-69393

Also listed as: 25401119 · 254 01119

Brand
Siemens
Item
Hydronic Zone Valve: 1 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
254-01119
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 254-01119 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 on 24V AC. This hydronic zone valve is designed for on/off control in HVAC systems.

Frequently Asked Questions

What is the Siemens 254-01119 hydronic zone valve used for?

The Siemens 254-01119 is a 2-way, 1/2 in female NPT zone valve used for on/off control in hydronic HVAC systems. It regulates water flow in heating or cooling loops, commonly applied in commercial buildings for zone temperature control.

What are the specifications of the Siemens 254-01119 zone valve?

The Siemens 254-01119 is a 2-way, 1/2 in female NPT valve with a 1 Cv flow rate. It features a non-spring return, normally open (NO) electric actuator operating on 24V AC. This hydronic zone valve is designed for on/off control in HVAC systems.

Where to buy the Siemens 254-01119 zone valve worldwide?

3G Electric supplies the Siemens 254-01119 zone valve worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time.

How to install the Siemens 254-01119 zone valve?

Install the Siemens 254-01119 by connecting the 1/2 in female NPT ports to the piping system. Wire the 24V AC actuator per the wiring diagram, ensuring the normally open (NO) function matches your control sequence. Follow standard HVAC valve installation practices for proper sealing and support.

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: 1.6 Cv Flow Rate, 2-Way, 1/2 in Female NPT, Non-Spring Return, NO, Electric (MPN 254-01121)
Siemens
Hydronic Zone Valve: 1.6 Cv Flow Rate, 2-Way, 1/2 in Female NPT, Non-Spring Return, NO, Electric (MPN 254-01121)
Hydronic Zone Valve: 0.4 Cv Flow Rate, 2-Way, 1/2 in Female NPT, Non-Spring Return, NO, Electric (MPN 254-01115)
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Hydronic Zone Valve: 0.4 Cv Flow Rate, 2-Way, 1/2 in Female NPT, Non-Spring Return, NO, Electric (MPN 254-01115)
Hydronic Zone Valve: 0.63 Cv Flow Rate, 2-Way, 1/2 in Female NPT, Non-Spring Return, NO, Electric (MPN 254-01117)
Siemens
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)
Siemens
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: 0.4 Cv Flow Rate, 2-Way, 1/2 in Female NPT, Non-Spring Return, NC, Electric (MPN 259-02000)
Siemens
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 259-02032)
Siemens
Hydronic Zone Valve: 0.63 Cv Flow Rate, 2-Way, 1/2 in Female NPT, Non-Spring Return, NO, Electric (MPN 259-02032)

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Pneumatic Control Valve: 2.5 Cv Flow Rate, 2-Way, 1/2 in Female NPT, Spring Return, NO, Pneumatic (MPN 257-02038)
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Threaded Globe Valve: 4.1 Cv Flow Rate, 2-Way, 3/4 in Female NPT, Spring Return, NO, On/Off Signal (MPN 243-00212)
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Threaded Globe Valve: 4.1 Cv Flow Rate, 2-Way, 3/4 in Female NPT, Spring Return, NO, On/Off Signal (MPN 243-00212)
Hydronic Zone Valve: 1 Cv Flow Rate, 2-Way, 1/2 in Female NPT, Non-Spring Return, NO, Electric (MPN 259-02034)
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Hydronic Zone Valve: 1 Cv Flow Rate, 2-Way, 1/2 in Female NPT, Non-Spring Return, NO, Electric (MPN 259-02034)
Hydronic Zone Valve: 0.4 Cv Flow Rate, 2-Way, 1/2 in Female NPT, Non-Spring Return, NO, Electric (MPN 259-02030)
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Hydronic Zone Valve: 0.4 Cv Flow Rate, 2-Way, 1/2 in Female NPT, Non-Spring Return, NO, Electric (MPN 259-02030)
Hydronic Zone Valve: 4 Cv Flow Rate, 2-Way, 1/2 in Female NPT, Non-Spring Return, NO, Electric (MPN 259-02041)
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Hydronic Zone Valve: 4 Cv Flow Rate, 2-Way, 1/2 in Female NPT, Non-Spring Return, NO, Electric (MPN 259-02041)
Hydronic Zone Valve: 2.5 Cv Flow Rate, 2-Way, 1/2 in Female NPT, Non-Spring Return, NC, Electric (MPN 259-02008)
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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)