# Din-rail wireless relay module TECH-STEROWNIKI PSZ-02 (blue)

**URL:** https://aio.lv/en/product--tech-sterowniki-psz-02-wg230019--11867764
**Data updated:** 2026-03-09 17:44 (EET)
**Category:** Home Automation
**Manufacturer:** TECH-STEROWNIKI
**Manufacturer code:** PSZ-02 WG.23.0019
**EAN:** 5902479664804
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 92.99 €
**Prices and availability valid until:** 2026-08-16 23:59
**Price without VAT (21%):** 76.85 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--tech-sterowniki-psz-02-wg230019--11867764

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 05.08.2026 | free |
| Pickup points | 10.08.2026 | 1.79 EUR |
| Courier delivery to door | 10.08.2026 | 4.99 EUR |

## Summary description

Wireless relay module for DIN-rail mounting from TECH-STEROWNIKI, model PSZ-02. Designed as a compact blue relay unit that installs on standard DIN rails to control loads remotely via wireless interface. Suited for automation panels, lighting control, and remote switching in residential and commercial electrical installations. Includes model and manufacturer identification for compatibility and replacement.

## Long description

The TECH-STEROWNIKI PSZ-02 is a compact din-rail wireless relay module designed for mounting on standard DIN rails in distribution boards and automation panels. The blue enclosure houses a wireless interface and a relay output that enable remote switching of electrical loads. The module is intended for integration into residential and commercial electrical installations where space-saving DIN-rail mounting and wireless control are required.
Advantages
The module provides a compact form factor that fits typical DIN-rail environments and simplifies installation in distribution cabinets. Wireless communication eliminates the need for additional control wiring, reducing installation time and enabling flexible placement of control systems. The relay output supports switching of common loads and can be incorporated into lighting control, automation routines, or remote switching setups.
Suitable for
 Remote control of lighting circuits in residential or commercial buildings
 Switching of non-critical electrical loads from automation systems
 Integration into DIN-rail automation panels and distribution boards
 Retrofit projects where adding control wiring is impractical
Key specifications
 Mounting type: standard DIN-rail enclosure suitable for electrical distribution cabinets
 Control interface: wireless communication for remote switching (protocol dependent on system integration)
 Output: relay contact for switching electrical loads
 Enclosure: compact blue housing designed for space-efficient installation
 Application environment: indoor use in residential and commercial electrical installations
How to use
Mount the module on a standard DIN rail inside the distribution board or automation panel, ensuring the device is secured and positioned to allow access to terminal connections. Connect supply power and the load to the relay terminals following applicable wiring standards and safety regulations. Pair or configure the wireless interface according to the controlling system’s instructions to enable remote switching. Verify proper operation by testing the relay control from the wireless controller before finalizing installation.
Usage recommendations
Install the module in a dry, ventilated location inside the distribution cabinet and follow local electrical codes. Use the module for switching loads within the relay’s rated capacity and avoid connecting critical safety circuits unless specifically supported by the system design. For reliable wireless operation, position antennas and other wireless components to minimize interference and consult system documentation for pairing and signal range guidance.

## FAQ

### How much does the TECH-STEROWNIKI PSZ-02 DIN-rail wireless relay cost, and is it available for purchase?

The price is 92.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 5 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 05.08.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay, Installment. All transactions are 100% secure and encrypted.

### Can TECH-STEROWNIKI PSZ-02 DIN-rail wireless relay be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. Learn more about installments and credit options: https://aio.lv/en/payment#b3

### 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

https://aio.lv/img/cache/product/11867764/67274119_large.webp