# F&F BIS-408 Bistable Relay 1NO 16A 100-265V AC IP20

**URL:** https://aio.lv/en/product--ff-bis-408--12465464
**Data updated:** 2026-05-18 09:33 (EEST)
**Category:** Home Automation
**Manufacturer:** FF
**Manufacturer code:** BIS-408
**EAN:** 5908312598282
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 24.49 €
**Prices and availability valid until:** 2026-07-14 23:59
**Price without VAT (21%):** 20.24 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--ff-bis-408--12465464

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 06.07.2026 | free |
| Pickup points | 09.07.2026 | 1.99 EUR |
| Courier delivery to door | 09.07.2026 | 4.99 EUR |

## Summary description

The F&F BIS-408 is a bistable impulse relay designed for remote lighting or device control. It features a 1NO contact configuration with a 16A switching capacity and operates within a wide voltage range of 100-265V AC. This IP20-rated relay allows for sequential switching of electrical circuits via momentary push-buttons, making it an efficient solution for residential and commercial automation systems.

## Long description

The F&F BIS-408 is a reliable bistable impulse relay engineered for the remote control of lighting and various electrical devices. By utilizing a 1NO contact configuration, this device enables the sequential switching of circuits through the use of momentary push-buttons. It is designed to operate efficiently across a broad voltage range of 100-265V AC, ensuring compatibility with diverse electrical installations in both residential and commercial environments.
Advantages
The primary benefit of the F&F BIS-408 is its ability to manage lighting from multiple locations using simple parallel-connected push-buttons, which significantly simplifies wiring compared to traditional cross-switching systems. With a robust 16A switching capacity, it handles standard electrical loads with ease. Its wide input voltage range provides flexibility for various power supply conditions, while the compact design allows for straightforward installation in standard electrical enclosures.
Suitable for
Remote control of lighting circuits in hallways and staircases
Automation of electrical devices in residential buildings
Commercial lighting management systems
Integration with momentary push-button switches
This relay may not be suitable for applications requiring high-frequency switching or for controlling inductive loads that exceed the specified 16A current rating. It is also not intended for outdoor use or environments with high humidity, as the device carries an IP20 ingress protection rating.
Key specifications
Contact configuration: 1NO (Normally Open)
Maximum switching current: 16A
Operating voltage range: 100-265V AC
Ingress protection: IP20
Control method: Momentary push-button
To use the F&F BIS-408, connect the power supply and the load to the designated terminals according to the wiring diagram. Connect one or more momentary push-buttons in parallel to the control input. Each press of a button will toggle the state of the relay, switching the connected load on or off. Ensure all electrical connections are secure and performed by a qualified professional in accordance with local safety regulations.
What to consider before purchase
Verify that the total load current does not exceed 16A
Ensure the installation environment is dry and protected from dust
Confirm that your existing wiring supports the use of momentary push-buttons
Check that the voltage supply is within the 100-265V AC range
Usage recommendations
For optimal performance and longevity, ensure the relay is installed in a well-ventilated enclosure and avoid exceeding the maximum switching capacity. Regularly inspect connections to maintain electrical integrity.

## FAQ

### How much does the F&F BIS-408 Bistable Relay 16A cost, and is it available for purchase?

The price is 24.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 16 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 06.07.2026 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

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