# BREVE STM Single-Phase Transformer 320VA 400/230V

**URL:** https://aio.lv/en/product--breve-16252-9909--12455281
**Data updated:** 2026-05-18 09:29 (EEST)
**Category:** Power Supplies (PSU)
**Manufacturer:** BREVE
**Manufacturer code:** 16252-9909
**EAN:** 5907812714208
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 115.49 €
**Prices and availability valid until:** 2026-07-16 23:59
**Price without VAT (21%):** 95.45 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--breve-16252-9909--12455281

## 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

The BREVE STM is a high-quality single-phase safety transformer designed for industrial and general electrical applications. With a power rating of 320VA and a voltage transformation ratio of 400/230V, this unit ensures reliable voltage conversion and electrical isolation. It is built for durability and efficient performance in various control and power supply systems, providing stable operation in demanding environments.

## Long description

The BREVE STM 320VA single-phase transformer is a robust electrical component engineered for industrial and general-purpose applications. It provides reliable voltage transformation from 400V to 230V, ensuring consistent power delivery and electrical isolation for sensitive equipment. Designed for longevity, this transformer is suitable for integration into control panels, power supply systems, and various automation setups where stable voltage conversion is essential.
Advantages
This transformer offers exceptional operational stability and high efficiency in demanding industrial environments. Its construction focuses on durability and safety, providing effective electrical isolation that protects connected devices from voltage fluctuations. The compact design allows for efficient space utilization within electrical enclosures, while the high-quality materials ensure long-term reliability and consistent performance under continuous load conditions.
Suitable for
Industrial control systems
Power supply units for automation equipment
General electrical voltage conversion
Isolation of electrical circuits
When it may not be suitable
This unit is not designed for high-frequency applications or environments requiring specialized medical-grade isolation. It is also not intended for outdoor use unless housed in a suitable protective enclosure that meets the necessary IP rating requirements for the specific environment.
Key specifications
Power rating: 320VA
Primary voltage: 400V
Secondary voltage: 230V
Phase: Single-phase
Application: Industrial and general electrical
How to use
Installation should be performed by a qualified professional in accordance with local electrical regulations. The transformer must be mounted securely within a well-ventilated enclosure to allow for proper heat dissipation. Ensure that the input and output connections are correctly wired according to the terminal markings. Before energizing, verify that the supply voltage matches the primary rating and that the load connected to the secondary side does not exceed the rated power capacity of the unit.
What to consider before purchase
Verify that the 320VA power capacity is sufficient for your specific load requirements.
Ensure the input voltage of 400V matches your power source.
Confirm that the installation environment provides adequate ventilation.
Check that the mounting space is compatible with the physical dimensions of the transformer.
Usage recommendations
Always ensure that the transformer is protected by appropriate circuit breakers or fuses on both the primary and secondary sides to prevent damage from overcurrent or short-circuit conditions.

## FAQ

### How much does the BREVE STM 320VA 400/230V Transformer cost, and is it available for purchase?

The price is 115.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 5 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, Installment. All transactions are 100% secure and encrypted.

### Can BREVE STM 320VA 400/230V Transformer 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/12455281/68757607_large.webp