We ship to the Philippines — door-to-door, customs and logistics handled by 3G Electric

Siemens Hydronic Zone Valve: 0.4 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: 0.4 Cv Flow Rate, 2-Way, 1/2 in Female NPT, Non-Spring Return

The Siemens 259-02030 is a 2-way NPT connection zone valve with a 0.4 Cv flow rate, featuring a 1/2 in female NPT connection and a non-spring return, normally open electric actuator. It operates with a 24V AC…

SKU 3G-OTH-69339

Brand

Siemens

Item

Hydronic Zone Valve: 0.4 Cv Flow Rate, 2-Way, 1/2 in Female NPT, Non-Spring Return

Category

2-Way NPT Connection Zone Valves

Available to Order

Trade pricing by quote — replies within 24h

Qty

WhatsApp an engineer

No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.

Create free account →Log in

Worldwide Shipping

Air & sea freight

Datasheet on Request

Technical specs

1-Day Quote

Replies within 24h

Technical Specifications

Siemens

Manufacturer Part Number

259-02030 

Type

2-Way, Non-Spring Return, NO, Electric 

Female NPT

1/2 in 

Actuator Voltage

24V AC 

View Full Spec Sheet

Technical Documents

No technical documents available for this product.

Request documentation →

Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.

Talk to an engineer

Ask a question

Siemens Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

The Siemens 259-02030 is a 2-way NPT connection zone valve with a 0.4 Cv flow rate, featuring a 1/2 in female NPT connection and a non-spring return, normally open electric actuator. It operates with a 24V AC actuator voltage.

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.

Browse all Siemens products →Contact our engineers →

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

Similar products

Matched by specification & description

Hydronic Zone Valve: 0.4 Cv Flow Rate, 2-Way, 1/2 in Female NPT, Non-Spring Return, NC, Electric (MPN 259-02000). Key specifications — Actuator Voltage: 24V AC; Manufacturer Part Number: 259-02000; Brand: SIEMENS.

Hydronic Zone Valve: 4 Cv Flow Rate, 2-Way, 1/2 in Female NPT, Non-Spring Return, NO, Electric (MPN 259-02041). Key specifications — Actuator Voltage: 24V AC; Manufacturer Part Number: 259-02041; Brand: SIEMENS.

Hydronic Zone Valve: 0.63 Cv Flow Rate, 2-Way, 1/2 in Female NPT, Non-Spring Return, NO, Electric (MPN 259-02032). Key specifications — Actuator Voltage: 24V AC; Manufacturer Part Number: 259-02032; Brand: SIEMENS.

Hydronic Zone Valve: 1 Cv Flow Rate, 2-Way, 1/2 in Female NPT, Non-Spring Return, NC, Electric (MPN 259-02004). Key specifications — Actuator Voltage: 24V AC; Manufacturer Part Number: 259-02004; Brand: SIEMENS.

Hydronic Zone Valve: 1.6 Cv Flow Rate, 2-Way, 1/2 in Female NPT, Non-Spring Return, NC, Electric (MPN 259-02006). Key specifications — Actuator Voltage: 24V AC; Manufacturer Part Number: 259-02006; Brand: SIEMENS.

Hydronic Zone Valve: 0.4 Cv Flow Rate, 2-Way, 1/2 in Female NPT, Non-Spring Return, NO, Electric (MPN 254-01115). Key specifications — Actuator Voltage: 24V AC; Manufacturer Part Number: 254-01115; Brand: SIEMENS.

More from Siemens

View all Siemens parts →

Hydronic Zone Valve: 2.5 Cv Flow Rate, 2-Way, 1/2 in Female NPT, Non-Spring Return, NC, Electric (MPN 259-02008). Key specifications — Actuator Voltage: 24V AC; Manufacturer Part Number: 259-02008; Brand: SIEMENS.

Hydronic Zone Valve: 1.6 Cv Flow Rate, 2-Way, 1/2 in Female NPT, Non-Spring Return, NO, Electric (MPN 259-02036). Key specifications — Actuator Voltage: 24V AC; Manufacturer Part Number: 259-02036; Brand: SIEMENS.

Pneumatic Control Valve: 6.3 Cv Flow Rate, 2-Way, 3/4 in Female NPT, Spring Return, NO, Pneumatic (MPN 257-02044). Key specifications — Manufacturer Part Number: 257-02044; Brand: SIEMENS.

Pneumatic Control Valve: 4 Cv Flow Rate, 2-Way, 1/2 in Female NPT, Spring Return, NO, Spring Return (MPN 257-02041). Key specifications — Manufacturer Part Number: 257-02041; Brand: SIEMENS.

Hydronic Zone Valve: 0.63 Cv Flow Rate, 2-Way, 1/2 in Female NPT, Non-Spring Return, NO, Electric (MPN 254-01117). Key specifications — Actuator Voltage: 24V AC; Manufacturer Part Number: 254-01117; Brand: SIEMENS.

Threaded Globe Valve: 1 Cv Flow Rate, 2-Way, 1/2 in Female NPT, Spring Return, NO, On/Off Signal (MPN 243-00210). Key specifications — Actuator Voltage: 24V AC; Manufacturer Part Number: 243-00210; Brand: SIEMENS.

Threaded Globe Valve: 2.5 Cv Flow Rate, 2-Way, 1/2 in Female NPT, Spring Return, NO, On/Off Signal (MPN 243-00211). Key specifications — Actuator Voltage: 24V AC; Manufacturer Part Number: 243-00211; Brand: SIEMENS.

Hydronic Zone Valve: 0.63 Cv Flow Rate, 2-Way, 1/2 in Female NPT, Non-Spring Return, NC, Electric (MPN 259-02002). Key specifications — Actuator Voltage: 24V AC; Manufacturer Part Number: 259-02002; Brand: SIEMENS.