# FF AZ-B-UNI Twilight Switch 16A 12-264V AC/DC

**URL:** https://aio.lv/en/product--ff-az-b-uni--12469135
**Data updated:** 2026-05-18 09:41 (EEST)
**Category:** Sensors & Detectors
**Manufacturer:** FF
**Manufacturer code:** AZ-B-UNI
**EAN:** 5908312592600
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 38.49 €
**Prices and availability valid until:** 2026-07-29 23:59
**Price without VAT (21%):** 31.81 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--ff-az-b-uni--12469135

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 16.07.2026 | free |
| Pickup points | 21.07.2026 | 1.89 EUR |
| Courier delivery to door | 21.07.2026 | 4.99 EUR |

## Summary description

The FF AZ-B-UNI is a versatile twilight switch designed for automatic lighting control based on ambient light levels. It features a 16A contact rating and supports a wide supply voltage range of 12-264V AC/DC. This device is ideal for outdoor lighting systems, street lamps, and industrial applications, ensuring energy efficiency by activating lights only when natural light is insufficient.

## Long description

The FF AZ-B-UNI is a high-performance twilight switch engineered to provide reliable automatic lighting control by monitoring ambient light levels. This versatile device ensures that connected lighting systems are activated only when natural light falls below a pre-set threshold, significantly enhancing energy efficiency and operational convenience. With its robust 16A contact rating and a remarkably wide supply voltage range of 12-264V AC/DC, it offers exceptional flexibility for various electrical installations.
Advantages
The primary benefit of this twilight switch is its universal power supply compatibility, which allows it to operate seamlessly across a broad spectrum of AC and DC voltages without the need for complex adjustments. Its high-capacity 16A contact enables the direct switching of significant lighting loads, reducing the need for additional contactors in many standard applications. The device is designed for durability and consistent performance in diverse environmental conditions, ensuring that outdoor lighting remains functional and responsive to changing daylight patterns throughout the year.
Suitable for
Outdoor lighting systems for residential and commercial properties
Street and pathway lighting control
Industrial facility illumination
Automated garden and landscape lighting
Signage and display illumination
When it may not be suitable
This device is not intended for indoor applications where lighting control is required based on motion or occupancy rather than ambient light levels. It may also be unsuitable for systems requiring extremely high-precision dimming or complex smart home integration protocols.
Key specifications
Contact rating: 16A
Supply voltage range: 12-264V AC/DC
Function: Automatic light-dependent switching
Application: Outdoor and industrial lighting control
How to use
The twilight switch should be installed in a location where it can accurately detect natural ambient light without being obstructed by shadows or influenced by the light source it controls. Wiring must be performed by a qualified professional in accordance with local electrical regulations, ensuring that the input voltage matches the specified range. Once installed, the device automatically monitors light levels and switches the load on or off based on the internal sensor readings.
What to consider before purchase
Ensure the total load of the lighting system does not exceed the 16A rating.
Verify that the installation site allows the sensor to receive natural daylight.
Confirm that the power supply voltage falls within the 12-264V AC/DC range.
Usage recommendations
For optimal performance, position the light sensor away from artificial light sources, such as street lamps or security lights, to prevent false switching cycles.

## FAQ

### How much does the FF AZ-B-UNI Twilight Switch 16A cost, and is it available for purchase?

The price is 38.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 3 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 16.07.2026 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 FF 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 FF 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/12469135/68771849_large.webp