Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

Siemens Actuator: Electric Valve Actuator, 24V AC/DC, Non-Spring Return, Proportional - Zone Valve Actuators
SiemensZone Valve Actuators

Siemens Actuator: Electric Valve Actuator, 24V AC/DC, Non-Spring Return, Proportional

The SIEMENS SAS61.03U is an electric valve actuator for zone valve applications, operating on 24V AC/DC with non-spring return and proportional control. It is compatible with normally closed valve action and is…

SKU 3G-OTH-66606

Brand
Siemens
Item
Actuator: Electric Valve Actuator, 24V AC/DC, Non-Spring Return, Proportional
Category
Zone Valve Actuators
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.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Technical Specifications

Siemens
Manufacturer Part Number
SAS61.03U
Type
Non-Spring Return, Proportional, 1
AC/DC
24V
Compatible Valve Action
Normally Closed
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 SAS61.03U is an electric valve actuator for zone valve applications, operating on 24V AC/DC with non-spring return and proportional control. It is compatible with normally closed valve action and is supplied by 3G Electric.

Frequently Asked Questions

What is the SIEMENS SAS61.03U electric valve actuator used for?

The SIEMENS SAS61.03U is an electric valve actuator designed for zone valve applications in HVAC and industrial systems. It provides proportional control with non-spring return operation on 24V AC/DC power, making it suitable for modulating flow in heating, ventilation, and process control loops.

What are the specifications of the SIEMENS SAS61.03U actuator?

The SIEMENS SAS61.03U is a non-spring return, proportional electric valve actuator rated for 24V AC/DC. It is compatible with normally closed valve action and carries the manufacturer part number SAS61.03U. This actuator is supplied by 3G Electric for global industrial applications.

Where to buy the SIEMENS SAS61.03U actuator worldwide?

3G Electric supplies the SIEMENS SAS61.03U electric valve actuator to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us to source this actuator for your zone valve application.

How to install the SIEMENS SAS61.03U actuator?

Install the SIEMENS SAS61.03U actuator by mounting it onto a compatible normally closed valve body, ensuring the coupling aligns. Connect 24V AC/DC power per the wiring diagram, and verify proportional control signal input. Follow standard HVAC actuator best practices and consult the manufacturer's manual for torque settings.

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 zone valve actuators. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Similar products

Matched by specification & description
SIEMENS Electric Zone Valve Actuator: Electric Zone Valve Actuator, MT, 24V AC/DC, Spring Return, 1 (MPN SAS81.33U). Key specifications — Compatible Series: MT; Brand: SIEMENS; Compatible Valve Action: Normally Open; Manufacturer Part Number: SAS81.33U.
Siemens
SIEMENS Electric Zone Valve Actuator: Electric Zone Valve Actuator, MT, 24V AC/DC, Spring Return, 1 (MPN SAS81.33U). Key specifications — Compatible Series: MT; Brand: SIEMENS; Compatible Valve Action: Normally Open; Manufacturer Part Number: SAS81.33U.
SIEMENS Electric Zone Valve Actuator: Electric Zone Valve Actuator, 599, 24V AC, Spring Return, 1 (MPN SFP71U). Key specifications — Compatible Series: 599; Brand: SIEMENS; Compatible Valve Action: Normally Open; Manufacturer Part Number: SFP71U.
Siemens
SIEMENS Electric Zone Valve Actuator: Electric Zone Valve Actuator, 599, 24V AC, Spring Return, 1 (MPN SFP71U). Key specifications — Compatible Series: 599; Brand: SIEMENS; Compatible Valve Action: Normally Open; Manufacturer Part Number: SFP71U.
SIEMENS Electric Zone Valve Actuator: Electric Zone Valve Actuator, 599, 24V AC, Spring Return, 1 (MPN SFA71U). Key specifications — Compatible Series: 599; Brand: SIEMENS; Compatible Valve Action: Normally Closed; Manufacturer Part Number: SFA71U.
Siemens
SIEMENS Electric Zone Valve Actuator: Electric Zone Valve Actuator, 599, 24V AC, Spring Return, 1 (MPN SFA71U). Key specifications — Compatible Series: 599; Brand: SIEMENS; Compatible Valve Action: Normally Closed; Manufacturer Part Number: SFA71U.
SIEMENS Electric Zone Valve Actuator: Electric Zone Valve Actuator, 599, 120V AC, Spring Return, 1 (MPN SFP11U). Key specifications — Compatible Series: 599; Brand: SIEMENS; Compatible Valve Action: Normally Open; Manufacturer Part Number: SFP11U.
Siemens
SIEMENS Electric Zone Valve Actuator: Electric Zone Valve Actuator, 599, 120V AC, Spring Return, 1 (MPN SFP11U). Key specifications — Compatible Series: 599; Brand: SIEMENS; Compatible Valve Action: Normally Open; Manufacturer Part Number: SFP11U.
SIEMENS Electric Zone Valve Actuator: Electric Zone Valve Actuator, MT, Siemens, 24V AC, 24V AC, 2 (MPN 262-02077). Key specifications — Compatible Series: MT; Brand: SIEMENS; Compatible Valve Action: Normally Closed; Manufacturer Part Number: 262-02077.
Siemens
SIEMENS Electric Zone Valve Actuator: Electric Zone Valve Actuator, MT, Siemens, 24V AC, 24V AC, 2 (MPN 262-02077). Key specifications — Compatible Series: MT; Brand: SIEMENS; Compatible Valve Action: Normally Closed; Manufacturer Part Number: 262-02077.
SIEMENS Electric Zone Valve Actuator: Electric Zone Valve Actuator, VVF/VVG/VXF/VXG, 24V AC, 24V AC (MPN SKD62U). Key specifications — Compatible Series: VVF; Brand: SIEMENS; Compatible Valve Action: Normally Closed; Manufacturer Part Number: SKD62U.
Siemens
SIEMENS Electric Zone Valve Actuator: Electric Zone Valve Actuator, VVF/VVG/VXF/VXG, 24V AC, 24V AC (MPN SKD62U). Key specifications — Compatible Series: VVF; Brand: SIEMENS; Compatible Valve Action: Normally Closed; Manufacturer Part Number: SKD62U.

More from Siemens

View all Siemens parts
SIEMENS Electric Valve Actuator: Electric Valve Actuator, MZ, Siemens, 24V AC, Non-Spring Return, 2 (MPN SSB131.09U). Key specifications — Compatible Series: MZ; Brand: SIEMENS; Compatible Valve Action: Normally Closed; Manufacturer Part Number: SSB131.09U.
Siemens
SIEMENS Electric Valve Actuator: Electric Valve Actuator, MZ, Siemens, 24V AC, Non-Spring Return, 2 (MPN SSB131.09U). Key specifications — Compatible Series: MZ; Brand: SIEMENS; Compatible Valve Action: Normally Closed; Manufacturer Part Number: SSB131.09U.
SIEMENS Electronic Zone Valve Actuator: Electric Zone Valve Actuator, 599 Series Zone Valves, 24V AC (MPN SSE131.09U). Key specifications — Compatible Series: 599 Series Zone Valves; Brand: SIEMENS; Compatible Valve Action: Normally Closed; Manufacturer Part Number: SSE131.09U.
Siemens
SIEMENS Electronic Zone Valve Actuator: Electric Zone Valve Actuator, 599 Series Zone Valves, 24V AC (MPN SSE131.09U). Key specifications — Compatible Series: 599 Series Zone Valves; Brand: SIEMENS; Compatible Valve Action: Normally Closed; Manufacturer Part Number: SSE131.09U.
SIEMENS Electric Zone Valve Actuator: Electric Zone Valve Actuator, Siemens, 24V AC, Proportional, 1 (MPN SAX61.03U). Key specifications — Compatible Series: V..F21; Brand: SIEMENS; Manufacturer Part Number: SAX61.03U.
Siemens
SIEMENS Electric Zone Valve Actuator: Electric Zone Valve Actuator, Siemens, 24V AC, Proportional, 1 (MPN SAX61.03U). Key specifications — Compatible Series: V..F21; Brand: SIEMENS; Manufacturer Part Number: SAX61.03U.
SIEMENS Electric Valve Actuator: Electric Valve Actuator, MT, Siemens, 24V AC, Non-Spring Return, 2 (MPN SSC131.09U). Key specifications — Compatible Series: MT; Brand: SIEMENS; Compatible Valve Action: Normally Closed; Manufacturer Part Number: SSC131.09U.
Siemens
SIEMENS Electric Valve Actuator: Electric Valve Actuator, MT, Siemens, 24V AC, Non-Spring Return, 2 (MPN SSC131.09U). Key specifications — Compatible Series: MT; Brand: SIEMENS; Compatible Valve Action: Normally Closed; Manufacturer Part Number: SSC131.09U.