# Roller shutter controller FF STR-21 230V 50–60Hz screw terminal white

**URL:** https://aio.lv/en/product--ff-str-21--12111417
**Data updated:** 2026-03-20 10:03 (EET)
**Category:** Home Automation
**Manufacturer:** FF
**Manufacturer code:** STR-21
**EAN:** 5908312591511
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 25.49 €
**Prices and availability valid until:** 2026-07-16 23:59
**Price without VAT (21%):** 21.07 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--ff-str-21--12111417

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 07.07.2026 | free |
| Pickup points | 10.07.2026 | 1.99 EUR |
| Courier delivery to door | 10.07.2026 | 4.99 EUR |

## Summary description

FF STR-21 is a roller shutter controller designed for 230V 50–60Hz mains. It provides screw-terminal connections for wiring and is finished in white. Intended for controlling roller shutters or similar motorized window coverings, it supports integration into standard electrical installations and is suitable for residential and light commercial use.

## Long description

FF STR-21 is a roller shutter controller designed for 230V 50–60Hz mains supply. The unit features screw-terminal wiring and a white finish, intended for direct integration into conventional electrical installations. It provides basic control for motorized roller shutters and similar window coverings in residential and light commercial environments.
Advantages
The device offers stable operation on standard 230V 50–60Hz power, straightforward screw-terminal connections for secure wiring, and a neutral white housing suitable for common interior fittings. Its design focuses on compatibility with typical shutter motors and easy installation into existing electrical circuits without requiring specialized connectors.
Подходит для
 Управление роллетами и внутренними жалюзи
 Моторизованные окна и навесы в жилых помещениях
 Легкие коммерческие установки: офисы и небольшие торговые помещения
Key specifications
 Nominal supply voltage: 230 V AC
 Frequency range: 50–60 Hz
 Connection type: screw terminals for power and motor wiring
 Colour: white
 Application: control of roller shutters and similar motor-driven window coverings
How to use
Mount the controller in a suitable enclosure or mounting location within the electrical installation, following local wiring regulations. Connect the supply lines and motor conductors to the screw terminals according to the motor and installation diagram provided by the shutter manufacturer. After wiring, verify connections and apply power; operate the control inputs to confirm correct up/down movement and end-stop behaviour. If necessary, adjust motor limits or wiring to match the specific shutter motor type.
Usage recommendations
Use with compatible 230 V roller shutter motors and ensure all wiring is performed by a qualified electrician. Protect the controller and associated circuits with appropriate overcurrent protection and follow manufacturer instructions for motor limit adjustment and safe operation.

## FAQ

### How much does the FF STR-21 roller shutter controller 230V 50–60Hz cost, and is it available for purchase?

The price is 25.49 € (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 07.07.2026 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/12111417/67647123_large.webp