# Electric Actuator TECH-STEROWNIKI STT-230/2 T M28x1.5

**URL:** https://aio.lv/en/product--tech-sterowniki-wg010054--12247013
**Data updated:** 2026-04-02 14:32 (EEST)
**Category:** Control Systems
**Manufacturer:** TECH-STEROWNIKI
**Manufacturer code:** WG.01.0054
**EAN:** 5902479665597
**Warranty:** 2 Years
**Availability:** Out of stock

## Summary description

TECH-STEROWNIKI electric actuator STT-230/2 T M28x1.5 is an electrically driven valve actuator designed for automated control of valves and HVAC systems. Identified by model STT-230/2 T with M28x1.5 thread, it operates from 230 V supply and fits valves with corresponding mechanical connection. Suitable for building automation, heating, ventilation and industrial valve control applications.

## Long description

TECH-STEROWNIKI STT-230/2 T M28x1.5 electric actuator is designed for automated control of valves in heating, ventilation and air conditioning systems as well as industrial installations. The actuator is driven by a 230 V supply and features an M28x1.5 mechanical connection, making it compatible with valves that accept this thread size. The product is intended to provide precise on/off or positioning action for quarter-turn and linear valves when integrated into building automation or standalone control circuits.
Advantages
The actuator offers electrical operation from standard mains voltage, enabling integration with common HVAC control systems and building automation platforms. Its compact threaded connection simplifies installation on compatible valves and reduces the need for additional adaptors. The design emphasizes reliable actuation and repeatable performance for routine valve control tasks in residential, commercial and light industrial environments.
Suitable for
Automated control of heating system valves
Ventilation and air handling unit damper or valve actuation
Integration with building automation and room control panels
Industrial valve control where M28x1.5 mechanical connection is used
Key specifications
Supply voltage: 230 V AC
Mechanical connection: M28x1.5 thread
Actuation type: electric actuator for valve control
Application environments: HVAC systems, building automation, industrial installations
Mounting: direct threaded connection to compatible valve spindles
How to use
Install the actuator by threading it onto a valve spindle with an M28x1.5 connection, ensuring proper seating and mechanical engagement. Connect the electrical supply and control wiring according to the installation instructions and local electrical regulations; observe polarity and grounding requirements for mains-powered devices. After wiring, verify the actuator travel and response with the control signal, and adjust end stops or control settings if the system requires fine positioning. Perform functional tests to confirm correct opening and closing actions before leaving the system in continuous operation.
Usage recommendations
Use the actuator in environments within its specified ambient conditions, protect wiring and connections from moisture and mechanical damage, and schedule periodic inspections to verify secure mounting and reliable electrical connections. For integration with automation systems, consult control diagrams and ensure compatibility with the control signals available in your installation.

## FAQ

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All TECH-STEROWNIKI products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized TECH-STEROWNIKI service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

## Image

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