# F&F TR-08 Mains Transformer 230V/8V AC

**URL:** https://aio.lv/en/product--ff-tr-08--12475328
**Data updated:** 2026-05-19 13:45 (EEST)
**Category:** Power Supplies (PSU)
**Manufacturer:** FF
**Manufacturer code:** TR-08
**EAN:** 5908312591313
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 20.99 €
**Prices and availability valid until:** 2026-07-05 23:59
**Price without VAT (21%):** 17.35 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--ff-tr-08--12475328

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 26.06.2026 | free |
| Pickup points | 01.07.2026 | 1.99 EUR |
| Courier delivery to door | 01.07.2026 | 4.99 EUR |

## Summary description

The F&F TR-08 is a reliable mains transformer designed to convert a 230V AC input voltage into an 8V AC output. This compact electrical component is ideal for powering low-voltage control systems, doorbells, and various industrial or domestic automation applications requiring a stable 8V AC power supply. Built for safety and efficiency, it ensures consistent performance in electrical installations.

## Long description

The F&F TR-08 mains transformer is a high-quality electrical component engineered to step down a standard 230V AC mains voltage to a safe and stable 8V AC output. Designed for reliability and long-term performance, this compact device serves as an essential power source for various low-voltage systems in both residential and industrial environments. Its robust construction ensures consistent operation, making it a dependable choice for professionals and DIY enthusiasts alike who require precise voltage conversion for their electrical installations.
Advantages
The primary benefit of the F&F TR-08 transformer lies in its ability to provide a steady and reliable power supply for sensitive low-voltage equipment. Its compact design allows for easy integration into standard electrical distribution boards or enclosures, saving valuable space. Furthermore, the device is built with safety in mind, ensuring that connected low-voltage devices receive the correct power levels without the risk of fluctuations that could damage delicate control electronics.
Suitable for
Powering doorbell systems and chimes
Low-voltage control circuits and relays
Domestic and industrial automation systems
Signaling and alarm equipment
When it may not be suitable
This transformer is designed exclusively for AC output applications and cannot be used for devices requiring a DC power supply without an additional rectifier. It is also not suitable for high-power applications that exceed its rated capacity or for outdoor environments without appropriate protective housing.
Key specifications
Input voltage: 230V AC
Output voltage: 8V AC
Mounting type: DIN rail
Application: Low-voltage control and signaling
How to use
The F&F TR-08 should be installed by a qualified professional in accordance with local electrical safety regulations. The unit is designed for mounting on a standard DIN rail within an electrical distribution cabinet. Connect the 230V AC mains input to the primary terminals and the 8V AC output to the low-voltage circuit being powered. Ensure all connections are tightened securely and that the wiring is correctly insulated before energizing the circuit.
What to consider before purchase
Verify that your connected device requires 8V AC and not DC voltage
Check the total power consumption of your load to ensure it does not exceed the transformer's rating
Ensure there is sufficient space on the DIN rail within your distribution board
Usage recommendations
Always verify the output voltage with a multimeter before connecting your final load to ensure the installation is correct and the transformer is functioning as expected.

## FAQ

### How much does the F&F TR-08 Mains Transformer 230V/8V AC cost, and is it available for purchase?

The price is 20.99 € (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 26.06.2026 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/12475328/68795872_large.webp