# Doorbell transformer Miwi Urmet Grothe GT1975 230V to 12V AC 1.5A

**URL:** https://aio.lv/en/product--miwi-urmet-gt1975--11988255
**Data updated:** 2026-03-11 18:21 (EET)
**Category:** Power Supplies (PSU)
**Manufacturer:** miwi urmet
**Manufacturer code:** GT1975
**EAN:** 4011459141011
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 30.49 €
**Prices and availability valid until:** 2026-07-27 23:59
**Price without VAT (21%):** 25.20 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--miwi-urmet-gt1975--11988255

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 16.07.2026 | free |
| Pickup points | 21.07.2026 | 1.89 EUR |
| Courier delivery to door | 21.07.2026 | 4.99 EUR |

## Summary description

Low-voltage doorbell transformer Miwi Urmet Grothe GT1975 converts mains 230V to 12V AC with a rated output current of 1.5A. Designed for powering traditional wired doorbells, chimes or small access-control devices requiring 12V AC. Compact mains-mounted unit suitable for residential or light-commercial installations where stable low-voltage AC supply is needed.

## Long description

The Miwi Urmet Grothe GT1975 doorbell transformer converts 230V mains voltage to 12V AC with a rated output current of 1.5A. This compact, mains-mounted unit is designed to provide a stable low-voltage AC supply for traditional wired doorbells, chimes and small access-control devices. Its form factor and connection style make it suitable for residential and light-commercial electrical installations where a reliable 12V AC source is required.
Advantages
The transformer delivers a continuous 12V AC output at up to 1.5A, offering consistent power for mechanical and electronic door chimes. Its compact design allows installation in standard distribution boxes or near the doorbell wiring, minimizing cable runs. Built for mains operation, the unit reduces the need for separate power supplies and provides a dedicated low-voltage circuit for safety and compatibility with existing doorbell systems.
Suitable for
Wired mechanical or electronic doorbells and chimes
Small access-control devices requiring 12V AC supply
Residential and light-commercial door entry installations
Key specifications
Input voltage: 230V AC mains
Output voltage: 12V AC
Rated output current: 1.5 A
Type: mains-mounted low-voltage transformer for doorbell systems
Application: dedicated power source for wired doorbells, chimes and small access-control devices
How to use
Install the transformer according to local electrical codes and safety regulations. Mount the unit in an appropriate electrical enclosure or distribution box close to the doorbell wiring. Connect the primary side to the 230V AC supply with proper circuit protection and grounding where required. Connect the secondary 12V AC terminals to the doorbell or chime wiring, ensuring polarity and connections match the device specifications. Verify output with a suitable meter before connecting sensitive equipment and restore power only after all connections are secure.
Usage recommendations
Use this transformer for devices specified to operate on 12V AC and with current draw within the 1.5A rating. Avoid overloading the unit by adding multiple high-draw devices. For installations in damp or exposed locations, install the transformer inside an appropriate protective enclosure and follow local installation standards. If unsure about wiring or compliance, consult a qualified electrician.

## FAQ

### How much does the Miwi Urmet Grothe GT1975 doorbell transformer 230V→12V 1.5A cost, and is it available for purchase?

The price is 30.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 6 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 16.07.2026 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 miwi urmet 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 miwi urmet 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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