# Voltage detector Unit UT12M-EU — non-contact AC voltage tester, sensitivity indicator, battery-powered

**URL:** https://aio.lv/en/product--unit-mie0410--11505277
**Data updated:** 2026-04-26 18:25 (EEST)
**Category:** Cable testers
**Manufacturer:** Unit
**Manufacturer code:** MIE0410
**EAN:** 5901890056731
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 16.49 €
**Prices and availability valid until:** 2026-07-08 23:59
**Price without VAT (21%):** 13.63 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--unit-mie0410--11505277

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | Friday | free |
| Pickup points | 17.06.2026 | 1.99 EUR |
| Courier delivery to door | 17.06.2026 | 4.99 EUR |

## Summary description

The Unit UT12M-EU is a non-contact AC voltage detector for quick identification of live conductors and presence of mains voltage. It features visual and audible indication, adjustable sensitivity for different wire types, and battery power for portable use. Suitable for electricians and DIYers for troubleshooting outlets, switches, junctions and cable runs.

## Long description

The Unit UT12M-EU is a non-contact AC voltage detector designed for quick identification of live conductors and the presence of mains voltage. Battery-powered and handheld, it provides both visual and audible indication and includes adjustable sensitivity to suit different wire insulation and installation types. The tester is intended for electricians and DIY users who need a simple, portable tool for troubleshooting outlets, switches, junction boxes and cable runs.
Advantages
The device detects alternating voltage without requiring direct contact with conductors, reducing the need to expose live wires. Visual LED indication and an audible signal allow detection in varied lighting environments and when hands-free confirmation is required. Adjustable sensitivity helps distinguish between closely routed conductors or when testing through thicker insulation. Battery operation gives portable, on-site usability and the compact design supports easy storage and use in tight spaces.
Suitable for
 Quickly checking whether sockets, switches or junction boxes are live
 Tracing live conductors in cable runs and behind panels without disassembly
 Routine site safety checks before starting electrical work
 DIY household troubleshooting and basic electrical diagnostics
When it may not be suitable
This non-contact voltage tester indicates the presence of alternating mains voltage but does not measure exact voltage values or polarity, so it is not a substitute for a multimeter when quantitative measurements are required. It may give false positives if used near strong electromagnetic fields or multiple adjacent live conductors, and very low-voltage circuits or DC systems will not be detected.
Key specifications
 Detection method: non-contact AC voltage detection
 Indication: visual LED and audible beep
 Sensitivity: adjustable levels for different wire types and routing
 Power supply: battery-powered for portable use
 Form factor: compact handheld design suitable for confined spaces
How to use
Insert a fresh battery and switch the tester on using the power control. Select the appropriate sensitivity level for the conductor type or installation situation. Bring the tip of the tester close to the insulation of the conductor, outlet, or terminal area; visual LED and audible signals will indicate the presence of alternating mains voltage. Move the tip along cable runs or around terminals to locate live conductors. Always verify operation on a known live source before testing and follow standard electrical safety procedures while testing.
What to consider before purchase
 Requires batteries—check battery type and availability for continuous use
 Not suitable for measuring DC voltage or providing quantitative voltage readings
 May be affected by nearby strong electromagnetic interference or closely spaced live conductors
 Confirm that adjustable sensitivity levels meet your typical testing scenarios (thick insulation, conduit, etc.)
Usage recommendations
Use the Unit UT12M-EU as a fast screening tool to confirm the presence of AC mains voltage before performing electrical work. Combine its non-contact detection with a contact voltage tester or multimeter when precise voltage measurements or continuity checks are required. Keep replacement batteries on hand and store the tester in a dry place to maintain reliable performance.

## FAQ

### How much does the Voltage detector Unit UT12M-EU cost, and is it available for purchase?

The price is 16.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 2 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 Friday 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 Unit 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 Unit 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/11505277/66396492_large.webp