# Smart Home dimmer actuator Homematic IP 143166A0 for brand switch, phase-secutor compatible

**URL:** https://aio.lv/en/product--homematic-ip-ec949805778--12219835
**Data updated:** 2026-03-29 16:07 (EEST)
**Category:** Home Automation
**Manufacturer:** Homematic IP
**Manufacturer code:** EC/949805778
**EAN:** 676737487836
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 27.99 €
**Prices and availability valid until:** 2026-08-03 23:59
**Price without VAT (21%):** 23.13 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--homematic-ip-ec949805778--12219835

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 13.07.2026 | free |
| Pickup points | 16.07.2026 | 1.89 EUR |
| Courier delivery to door | 16.07.2026 | 4.99 EUR |

## Summary description

Homematic IP dimmer actuator model 143166A0 (customer return) is a smart home module designed to control lighting loads via a compatible brand switch using phase connection. It provides dimming control for lamps and fixtures, integrates into Homematic IP systems, and is intended for installation in switch boxes or distribution units to enable remote and automated brightness adjustment in residential settings.

## Long description

Homematic IP dimmer actuator 143166A0 (customer return) is a compact in-wall module designed to provide dimming control of lighting circuits when used with a compatible brand switch and phase connection. Intended for installation in switch boxes or distribution units, this actuator integrates with Homematic IP smart home systems to enable remote, scheduled and automated brightness adjustment for residential lighting fixtures. The product is presented as a customer-return unit and is functionally suitable for restoring or upgrading existing installations where phase-secutor-compatible dimming is required.
Advantages
The actuator offers smooth dimming control and is compatible with common leading brand switches, allowing use without replacing existing switch hardware. It supports integration into Homematic IP registers and scenes, enabling centralized control via the Homematic IP app or compatible control units. Its compact design allows installation in standard switch boxes or DIN distribution enclosures, conserving space while delivering reliable light regulation. The device supports phase-based wiring which simplifies retrofitting in many domestic electrical installations.
Suitable for
 Domestic room lighting where adjustable brightness is required
 Retrofit projects using existing brand switches and phase wiring
 Integration into Homematic IP smart home setups for scheduled or remote lighting control
 Installation in switch boxes or distribution panels with limited space
Key specifications
 Function: Dimming actuator for lighting loads
 Control method: Phase-based (leading/trailing phase compatible depending on load)
 Installation location: In-wall switch box or distribution unit
 Integration: Designed for Homematic IP ecosystem and compatible control units
 Form factor: Compact module suitable for confined installation spaces
 Suitable lamp types: Incandescent, halogen, and dimmable LED/low-voltage fixtures when compatible with phase dimming
How to use
Install the dimmer actuator in a suitable switch box or distribution enclosure following local electrical codes and safety practices. Connect live (phase) and load conductors according to the device wiring diagram and ensure proper earthing where required. Pair the module with the Homematic IP system using the manufacturer's pairing procedure or integrate it into an existing Homematic IP network. Configure dimming behavior, scenes, and schedules through the Homematic IP app or a compatible control unit. Verify lamp compatibility and test dimming range and switches after installation.
Usage recommendations
Before installation, ensure power is turned off at the circuit breaker and confirm compatibility of the lamps with phase dimming. Use only with switches and wiring suitable for phase-secutor-compatible dimmer modules and follow all local regulations. Because this is a customer-return unit, inspect the device for visible damage and test functionality after installation. For best results with LED fixtures, use dimmable-rated lamps and consult manufacturer guidance for load minimums to avoid flicker at low brightness levels.

## FAQ

### How much does the Homematic IP dimmer actuator 143166A0 cost, and is it available for purchase?

The price is 27.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 1 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 13.07.2026 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. 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 Homematic IP 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 Homematic IP 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/12219835/68078821_large.webp