# Ergom WJN 2 Voltage Tester

**URL:** https://aio.lv/en/product--ergom-e07mt-01010100203--12459829
**Data updated:** 2026-05-18 09:38 (EEST)
**Category:** Measuring tools
**Manufacturer:** Ergom
**Manufacturer code:** E07MT-01010100203
**EAN:** 5900003787081
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 2.99 €
**Prices and availability valid until:** 2026-07-11 23:59
**Price without VAT (21%):** 2.47 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--ergom-e07mt-01010100203--12459829

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 02.07.2026 | free |
| Pickup points | 07.07.2026 | 1.99 EUR |
| Courier delivery to door | 07.07.2026 | 4.99 EUR |

## Summary description

The Ergom WJN 2 is a professional voltage tester designed for reliable electrical circuit diagnostics. This compact and durable tool allows for quick and safe detection of voltage presence in electrical installations. Essential for electricians and DIY enthusiasts, it ensures accurate performance during maintenance, troubleshooting, and electrical system inspections.

## Long description

The Ergom WJN 2 voltage tester is a professional-grade diagnostic tool engineered for the precise detection of voltage in electrical circuits. Designed with safety and reliability in mind, this compact device provides an efficient way to verify the presence of electrical current in various installations. Its robust construction makes it a dependable choice for both professional electricians and home maintenance tasks, ensuring that electrical systems can be inspected and troubleshot with confidence.
Advantages
This voltage tester stands out due to its ergonomic design and high level of operational safety. It offers a straightforward user experience, allowing for rapid identification of live circuits without complex setup procedures. The durable housing protects the internal components from mechanical damage, ensuring longevity even in demanding work environments. By providing clear and immediate feedback, it helps minimize risks during electrical work and improves overall diagnostic accuracy.
Suitable for
Electrical circuit diagnostics
Maintenance of residential and commercial electrical installations
Troubleshooting electrical faults
Routine inspections of wiring and components
When it may not be suitable
The Ergom WJN 2 is intended for standard voltage detection tasks and may not be suitable for high-voltage industrial environments or specialized electronic circuit testing that requires advanced digital measurement features. It is not designed for measuring precise voltage values or current intensity.
Key specifications
Compact and portable design
Durable construction for professional use
Safe voltage detection functionality
Intuitive operation for quick diagnostics
How to use
To use the Ergom WJN 2, ensure the device is held by the insulated handle area. Bring the testing tip into contact with the conductor or terminal you wish to check. The device will indicate the presence of voltage according to its design specifications. Always verify the tester on a known live source before and after use to ensure it is functioning correctly.
What to consider before purchase
Verify the voltage range compatibility with your specific electrical system
Ensure the device meets your requirements for non-contact or contact testing
Check if your application requires additional features like continuity testing or digital displays
Usage recommendations
Always prioritize safety by wearing appropriate personal protective equipment and ensuring you are familiar with the electrical system you are testing. Do not use the device if the housing or testing tip shows signs of damage.

## FAQ

### How much does the Ergom WJN 2 Voltage Tester cost, and is it available for purchase?

The price is 2.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 324 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 02.07.2026 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 Ergom 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 Ergom 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/12459829/68761839_large.webp