# Sonel MMR-620 Micro-ohmmeter for Low Resistance Measurement

**URL:** https://aio.lv/en/product--sonel-wmplmmr620--12459481
**Data updated:** 2026-05-18 09:34 (EEST)
**Category:** Measuring tools
**Manufacturer:** Sonel
**Manufacturer code:** WMPLMMR620
**EAN:** 5907624015197
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 2 457.49 €
**Prices and availability valid until:** 2026-07-19 23:59
**Price without VAT (21%):** 2 030.98 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--sonel-wmplmmr620--12459481

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 14.07.2026 | free |
| Pickup points | 17.07.2026 | 1.99 EUR |
| Courier delivery to door | 17.07.2026 | 4.99 EUR |

## Summary description

The Sonel MMR-620 is a professional micro-ohmmeter designed for precise measurement of low resistance values. It is ideal for testing electrical connections, switches, relays, and windings in industrial and laboratory environments. Featuring high accuracy and reliable performance, this device is an essential tool for electrical maintenance, quality control, and diagnostic testing of conductive components.

## Long description

The Sonel MMR-620 is a professional-grade micro-ohmmeter engineered for the precise measurement of low resistance values. This robust instrument is designed to provide accurate diagnostic data for electrical components, ensuring that connections, switches, and windings meet strict safety and performance standards. With its advanced measurement capabilities, the device serves as a reliable solution for technicians and engineers working in industrial, laboratory, and field maintenance environments.
Advantages
The primary strength of the Sonel MMR-620 lies in its high measurement accuracy and repeatability, which are critical for identifying potential faults in conductive paths before they lead to equipment failure. The device is built to withstand demanding working conditions, offering a durable interface that simplifies complex testing procedures. Its ability to measure low resistance values with high resolution makes it an indispensable tool for quality control processes and preventive maintenance programs, ultimately helping to extend the lifespan of electrical infrastructure.
Suitable for
Testing electrical connections and busbars
Measuring resistance in switches and relays
Evaluating the integrity of motor and transformer windings
Quality control in manufacturing environments
Diagnostic testing of conductive components
This device may not be suitable for measuring high resistance values or insulation resistance, as it is specifically optimized for low-range measurements. It is also not intended for use in high-voltage power distribution systems where the potential exceeds the safety ratings of the instrument.
Key specifications
Measurement range for low resistance
High accuracy and resolution for precise diagnostics
Durable construction for industrial use
Intuitive interface for professional operation
Portable design for field and laboratory applications
To use the Sonel MMR-620, connect the test leads to the component being measured, ensuring that the contact points are clean and free of oxidation. Select the appropriate measurement range on the device and initiate the test. The instrument will automatically process the signal and display the resistance value on the screen. Always ensure the circuit under test is de-energized before connecting the leads to prevent damage to the device and ensure operator safety.
What to consider before purchase
Verify that the measurement range meets your specific technical requirements
Ensure the device is calibrated for your intended application
Check compatibility with existing test leads and accessories
Confirm the environmental conditions of your workspace align with the device specifications
For optimal results, perform measurements at a stable ambient temperature and ensure that all connection points are properly cleaned to minimize contact resistance. Regularly calibrate the device to maintain measurement accuracy and follow the manufacturer's guidelines for periodic maintenance.

## FAQ

### How much does the Sonel MMR-620 Micro-ohmmeter cost, and is it available for purchase?

The price is 2,457.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 3 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 14.07.2026 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, Leasing for legal entities. All transactions are 100% secure and encrypted.

### Can Sonel MMR-620 Micro-ohmmeter 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 Sonel 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 Sonel 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/12459481/68761536_large.webp