# Sonel MPI-540-PV Solar Electrical and Photovoltaic Installation Parameter Meter

**URL:** https://aio.lv/en/product--sonel-wmplmpi540pvirm1--12446846
**Data updated:** 2026-05-18 02:48 (EEST)
**Category:** Measuring tools
**Manufacturer:** Sonel
**Manufacturer code:** WMPLMPI540PVIRM1
**EAN:** 5907624007215
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 5 278.99 €
**Prices and availability valid until:** 2026-07-30 23:59
**Price without VAT (21%):** 4 362.80 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--sonel-wmplmpi540pvirm1--12446846

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 20.07.2026 | free |
| Pickup points | 23.07.2026 | 1.89 EUR |
| Courier delivery to door | 23.07.2026 | 4.99 EUR |

## Summary description

The Sonel MPI-540-PV Solar is a professional multifunction meter designed for testing electrical installations and photovoltaic systems. It enables comprehensive diagnostics of PV modules, inverters, and electrical safety parameters. This robust device is essential for installers and technicians performing maintenance, commissioning, and safety verification of solar energy systems and standard electrical networks.

## Long description

The Sonel MPI-540-PV Solar is a professional-grade multifunction meter engineered for the comprehensive testing and diagnostics of both standard electrical installations and photovoltaic systems. This versatile device provides technicians and installers with the capability to perform detailed safety verification, commissioning, and ongoing maintenance of solar energy setups, including PV modules and inverters, alongside traditional electrical network testing.
Advantages
This instrument stands out due to its ability to handle complex measurements in a single, robust unit, significantly reducing the amount of equipment required on-site. It offers high precision in evaluating electrical safety parameters and photovoltaic performance, ensuring that installations meet rigorous industry standards. The intuitive interface and advanced data processing capabilities allow for efficient workflow management, enabling users to quickly identify faults and verify the operational integrity of complex energy systems.
Suitable for
Commissioning and safety testing of new photovoltaic installations
Periodic maintenance and troubleshooting of solar PV modules and inverters
Verification of electrical safety parameters in residential and commercial networks
Diagnostic testing of electrical installations according to international standards
When it may not be suitable
This device is designed for professional electrical and photovoltaic diagnostics and may be overly complex for basic household electrical tasks. It is not intended for use by individuals without appropriate electrical training or certification.
Key specifications
Multifunction testing for electrical and PV installations
Comprehensive diagnostics for PV modules and inverters
Safety parameter verification for electrical networks
Integrated data storage and reporting capabilities
How to use
To use the Sonel MPI-540-PV Solar, connect the appropriate test leads to the device and the target installation points as specified in the user manual. Select the desired measurement function via the main menu to begin testing. The device will automatically process the signals and display the results on the screen. Ensure that all connections are secure and that the device is set to the correct measurement mode before applying power to the circuit.
What to consider before purchase
Ensure the device meets the specific voltage and current requirements of your projects
Verify that you have the necessary training to operate professional-grade electrical testing equipment
Consider the need for periodic calibration to maintain measurement accuracy
Usage recommendations: Always perform a visual inspection of the test leads and the device before each use to ensure there is no damage. Regularly update the device firmware to benefit from the latest diagnostic features and ensure compatibility with modern PV system components.

## FAQ

### How much does the Sonel MPI-540-PV Solar Electrical and PV Installation Meter cost, and is it available for purchase?

The price is 5,278.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 1 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 20.07.2026 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 MPI-540-PV Solar Electrical and PV Installation Meter 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/12446846/68749948_large.webp