# BREVE Three-Phase Transformer Speed Controller IP21, 5-Step Regulation, 1.5-14A

**URL:** https://aio.lv/en/product--breve-17886-9989--12452720
**Data updated:** 2026-05-18 02:39 (EEST)
**Category:** Control Systems
**Manufacturer:** BREVE
**Manufacturer code:** 17886-9989
**EAN:** 5907812716189
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 544.49 €
**Prices and availability valid until:** 2026-07-20 23:59
**Price without VAT (21%):** 449.99 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--breve-17886-9989--12452720

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 14.07.2026 | free |
| Pickup points | 17.07.2026 | 1.89 EUR |
| Courier delivery to door | 17.07.2026 | 4.99 EUR |

## Summary description

The BREVE three-phase transformer speed controller is designed for precise manual adjustment of fan motor speeds. Featuring an IP21-rated enclosure, it offers 5-step voltage regulation within a current range of 1.5A to 14A. This reliable device ensures efficient control of ventilation systems, providing stable operation and energy management for industrial and commercial applications.

## Long description

The BREVE three-phase transformer speed controller is a robust solution engineered for the precise manual adjustment of fan motor speeds in industrial and commercial ventilation systems. Housed in an IP21-rated enclosure, this device provides reliable performance and stable voltage regulation, ensuring that your ventilation equipment operates at optimal efficiency. By utilizing transformer-based technology, it allows for smooth speed control across five distinct steps, making it an essential component for effective energy management and climate control in various professional settings.
Advantages
This controller stands out due to its high-quality transformer design, which minimizes electrical noise and ensures a long service life for connected motors. The five-step regulation system offers users the flexibility to fine-tune airflow according to specific environmental requirements, promoting both comfort and energy savings. Its durable construction and IP21 protection rating make it suitable for indoor installation, providing a secure and straightforward interface for manual speed adjustments without the need for complex digital programming.
Suitable for
Industrial ventilation systems
Commercial HVAC installations
Warehouse air circulation
Greenhouse climate control
Large-scale exhaust fan management
When it may not be suitable
This device is not intended for outdoor environments where it may be exposed to direct moisture or harsh weather conditions, as the IP21 rating only provides protection against solid objects and vertically falling water drops. Additionally, it is not suitable for applications requiring automated or remote speed control, as it is designed exclusively for manual operation.
Key specifications
Phase: Three-phase
Regulation steps: 5-step voltage adjustment
Current range: 1.5A to 14A
Protection rating: IP21
Control type: Manual
How to use
Installation should be performed by a qualified technician in accordance with local electrical regulations. The controller is mounted on a wall or panel within an indoor area. Once wired to the three-phase fan motor, the user can select the desired speed setting by turning the manual dial on the front of the unit. Each of the five positions corresponds to a specific output voltage, allowing for incremental changes in motor speed to achieve the required airflow.
What to consider before purchase
Verify that the total current draw of your fan motor falls within the 1.5A to 14A range.
Ensure the installation environment meets the IP21 protection requirements.
Confirm that your system is a three-phase configuration.
Check available space for mounting the controller unit.
Usage recommendations
For optimal performance and longevity, ensure the controller is installed in a well-ventilated area away from excessive heat sources. Regularly inspect the electrical connections to ensure they remain tight and free from corrosion.

## FAQ

### How much does the BREVE Three-Phase Speed Controller 1.5-14A cost, and is it available for purchase?

The price is 544.49 € (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 14.07.2026 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, Installment. All transactions are 100% secure and encrypted.

### Can BREVE Three-Phase Speed Controller 1.5-14A be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. Learn more about installments and credit options: https://aio.lv/en/payment#b3

### 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 BREVE 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 BREVE 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/12452720/68755300_large.webp