# Digital multimeter Emos EM420B

**URL:** https://aio.lv/en/product--emos-2202008000--3523629
**Data updated:** 2026-01-13 17:43 (EET)
**Category:** Cable testers
**Manufacturer:** EMOS
**Manufacturer code:** 2202008000
**EAN:** 8595025367846
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 30.49 €
**Prices and availability valid until:** 2026-07-14 23:59
**Price without VAT (21%):** 25.20 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--emos-2202008000--3523629

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 06.07.2026 | free |
| Pickup points | 09.07.2026 | 1.99 EUR |
| Courier delivery to door | 09.07.2026 | 4.99 EUR |

## Summary description

The Emos EM420B digital multimeter is powered by AAA batteries (1.5V). It features a compact design with dimensions of 75mm width, 35mm depth, and 158mm height. Ideal for measuring voltage, current, and resistance, it is a reliable tool for both professionals and DIY enthusiasts.

## Long description

The Emos EM420B digital multimeter is a handheld measuring instrument designed for basic electrical diagnostics. Powered by standard 1.5V AAA batteries, it offers a compact form factor with dimensions of 75 mm width, 35 mm depth and 158 mm height, making it convenient to carry in a toolbox or pocket. The device measures voltage, current and resistance and is intended for routine checks in household, educational and light professional environments.
Advantages
The compact size and lightweight construction allow easy handling and transport during inspection tasks. Battery operation using common AAA cells ensures straightforward replacement and availability. The instrument provides the essential measurement functions — voltage, current and resistance — in a single tool, reducing the need to switch between instruments for standard troubleshooting and verification tasks.
Suitable for
 Basic electrical measurements in homes and apartments
 Quick diagnostics and verification of circuits and components
 Educational use in classroom labs and student projects
 Light maintenance tasks for electricians and technicians
Key specifications
 Power supply: AAA batteries (1.5 V)
 Dimensions: 75 mm (W) × 35 mm (D) × 158 mm (H)
 Measurement functions: AC/DC voltage, DC current, resistance
 Display type: digital readout
 Portable handheld design for field use
How to use
Insert the specified AAA batteries into the battery compartment and ensure correct polarity. Connect the test leads to the corresponding input terminals and set the function selector to the desired measurement type and range if applicable. For voltage measurement, place the probes across the circuit points; for current measurement, connect the meter in series with the load following safe procedures; for resistance, measure with power removed from the circuit. Read the values on the digital display and switch off the instrument when not in use to preserve battery life.
Usage recommendations
Use appropriate personal protective equipment and observe safe working practices when measuring live circuits. Verify battery condition if the display is dim or readings are unstable. Store the multimeter in a dry environment and avoid exposing it to strong mechanical shocks or prolonged moisture.

## Specifications

| Feature | Value |
|---|---|
| Battery type | AAA |
| Number of batteries supported | 3 |
| Power source | Battery |
| Height | 158 mm |
| Width | 75 mm |
| Depth | 35 mm |
| Placement supported | Handheld multimeter |
| Battery voltage | 1.5 V |
| Batteries included | Yes |
| DC voltage range | 0.2 - 600 |
| AC voltage range | 2 - 600 |
| Product type | Digital multimeter |

## FAQ

### How much does the Digital multimeter Emos EM420B 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 — 8 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 06.07.2026 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 EMOS 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 EMOS 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/3523629/53689372_large.webp