# KNX dimmer actuator 4‑channel Gira Dimmaktor REG KNX Secure 202500, 4 outputs

**URL:** https://aio.lv/en/product--gira-202500--4756894
**Data updated:** 2026-02-12 14:12 (EET)
**Category:** Control Systems
**Manufacturer:** gira
**Manufacturer code:** 202500
**EAN:** 4010337073338
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 430.49 €
**Prices and availability valid until:** 2026-07-16 23:59
**Price without VAT (21%):** 355.78 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--gira-202500--4756894

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 03.07.2026 | free |
| Pickup points | 08.07.2026 | 1.99 EUR |
| Courier delivery to door | 08.07.2026 | 4.99 EUR |

## Summary description

Gira Dimmaktor REG KNX Secure 202500 is a 4‑channel KNX dimmer actuator designed for integration in KNX building automation. It provides four independent dimming outputs for controlling lighting circuits. Suitable for centralised or distributed installations, it supports secure KNX communication and enables timed scenes, group control and energy‑efficient lighting management in residential and commercial projects.

## Long description

Gira Dimmaktor REG KNX Secure 4‑channel is a KNX dimmer actuator designed to integrate with KNX building automation systems and deliver dimming control for four independent lighting circuits. The device supports secure KNX communication and is suitable for both centralised and distributed installation scenarios in residential and commercial projects. It provides the functionality needed for timed scenes, group control and energy‑efficient lighting management while fitting into standard electrical installation practices.
Advantages
The 4‑channel KNX dimmer actuator offers independent control of four outputs, enabling flexible zoning and customised lighting setups. Secure KNX communication protects configuration and control messages on the bus. The actuator supports common dimming methods and integrates with KNX scene and group management, simplifying automation tasks. Its compact installation form factor allows mounting within distribution boards or installation boxes close to load circuits.
Подходит для
 Управление освещением в жилых помещениях
 Освещение коммерческих и общественных зон
 Реализация сцен и временных сценариев освещения
 Интеграция в централизованные или распределённые системы управления зданием
Key specifications
 Number of independent dimming outputs: 4
 Supported protocols: KNX with secure communication
 Application: Dimming of lighting circuits (incandescent, halogen, compatible electronic ballasts and LED loads where supported)
 Installation type: Flush or distribution board mounting close to load circuits
 Control features: Scene activation, group control and timed switching/dimming
 Electrical integration: Designed for standard KNX bus systems and typical mains voltage installations
How to use
Install the dimmer actuator in accordance with local electrical regulations and the KNX system design, placing the unit in a distribution box or installation space near the controlled loads. Connect each lighting circuit to its dedicated output and attach the KNX bus to the device’s bus terminals. Commission the actuator using ETS or an appropriate KNX configuration tool, assigning group addresses, scenes and parameters such as dimming curves and load types. Verify secure communication settings if KNX Secure is required in the project.
Использование и рекомендации
For reliable operation, match each output to compatible lamp types and nominal loads described in the manufacturer's technical documentation. Use ETS to configure scenes, group addresses and secure communication; perform load tests after installation and observe wiring and thermal requirements in distribution enclosures.

## FAQ

### How much does the KNX dimmer actuator Gira Dimmaktor REG KNX Secure 202500 cost, and is it available for purchase?

The price is 430.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 6 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 03.07.2026 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 KNX dimmer actuator Gira Dimmaktor REG KNX Secure 202500 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 gira 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 gira 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/4756894/47653433_large.webp