# Power relay Ajax WallSwitch 38189.13.BL1 220–240V 16A for smart home control

**URL:** https://aio.lv/en/product--ajax-3818913bl1-48231140154--10879884
**Data updated:** 2026-03-11 11:56 (EET)
**Category:** Home Automation
**Manufacturer:** Ajax
**Manufacturer code:** 38189.13.BL1 48231140154
**EAN:** 4823114015434
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 50.99 €
**Prices and availability valid until:** 2026-08-26 23:59
**Price without VAT (21%):** 42.14 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--ajax-3818913bl1-48231140154--10879884

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 11.08.2026 | free |
| Pickup points | 14.08.2026 | 1.79 EUR |
| Courier delivery to door | 14.08.2026 | 4.99 EUR |

## Summary description

Ajax WallSwitch 38189.13.BL1 is a power relay designed for smart home installations. Rated for 220–240V AC and up to 16A switching, it enables remote control and automation of lighting and electrical loads. Compatible with Ajax security and automation ecosystems, the relay is suited for wall mounting and integration into scenes, schedules and remote on/off control of devices.

## Long description

Ajax WallSwitch 38189.13.BL1 is a compact power relay for smart home control, designed to switch AC loads at mains voltage. Rated for 220–240V AC and up to 16A, the device enables remote on/off control and integration with Ajax automation and security systems. Intended for wall mounting, the relay supports the creation of scenes and schedules to automate lighting and other electrical loads without direct physical interaction.
Advantages
The relay offers mains-level switching with a 16A load capacity, suitable for a wide range of household circuits. Integration with the Ajax ecosystem provides remote control, status feedback and compatibility with automation scenarios. Its form factor is adapted for wall mounting, which simplifies installation and placement within typical electrical boxes. The unit is designed to operate with standard 220–240V AC supply, enabling direct control of lighting, heaters or other compatible appliances within the rated current.
Suitable for
 Remote on/off control of lighting circuits
 Automating electric heaters or convectors within rated current
 Integration into smart home scenes and schedules
 Switching household appliances that require up to 16A
Key specifications
 Supply voltage: 220–240V AC
 Maximum switching current: 16A
 Mounting type: wall mounting (fits standard installation locations)
 Control: remote on/off via Ajax automation ecosystem
 Application: switching resistive and typical inductive loads within rated current
How to use
Install the relay in a suitable wall box or mounting location following local electrical safety codes. Connect the mains supply and load conductors to the device terminals as indicated in the product documentation. Pair the relay with the Ajax control hub or compatible controller according to the manufacturer's pairing procedure to enable remote control and integration into scenes and schedules. After installation and pairing, verify load switching and status feedback through the Ajax app or control interface.
Usage recommendations
Ensure that connected loads do not exceed 16A and that wiring and protection (fuses or circuit breakers) comply with local regulations. Use the relay for lighting and appliances that match the relay's electrical characteristics; for inductive or high inrush loads verify suitability before installation. For safe operation, disconnect mains power during installation and consult a qualified electrician if unsure.

## FAQ

### How much does the Power relay Ajax WallSwitch 38189.13.BL1 cost, and is it available for purchase?

The price is 50.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 46 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 11.08.2026 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. 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 Ajax 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 Ajax 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/10879884/60311346_large.webp