# Schelinger A31-SL03B-MID 3-Phase Energy Meter 100A

**URL:** https://aio.lv/en/product--oem-a31-sl03b-mid--12416185
**Data updated:** 2026-05-12 06:46 (EEST)
**Category:** Sensors & Detectors
**Manufacturer:** OEM
**Manufacturer code:** A31-SL03B-MID
**EAN:** 5900280974624
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 42.99 €
**Prices and availability valid until:** 2026-07-14 23:59
**Price without VAT (21%):** 35.53 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--oem-a31-sl03b-mid--12416185

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 25.06.2026 | free |
| Pickup points | 30.06.2026 | 1.99 EUR |
| Courier delivery to door | 30.06.2026 | 4.99 EUR |

## Summary description

The Schelinger A31-SL03B-MID is a professional 3-phase energy meter designed for precise electricity consumption monitoring. Featuring a 100A current rating and MID certification, this device ensures reliable measurement for residential and industrial electrical installations. It is ideal for sub-metering applications where accurate, compliant energy data is required for billing or monitoring purposes.

## Long description

The Schelinger A31-SL03B-MID is a high-precision 3-phase energy meter engineered for accurate monitoring of electricity consumption in both residential and industrial environments. With a robust 100A current rating and official MID certification, this device provides reliable data suitable for billing and energy management applications. Its compact design allows for easy integration into standard electrical distribution boards, ensuring seamless operation and long-term durability.
Advantages
This energy meter stands out due to its MID compliance, which guarantees that the measurement accuracy meets strict European standards for billing purposes. The 3-phase configuration allows for comprehensive monitoring of complex electrical systems, while the 100A capacity ensures it can handle significant power loads without compromising performance. Its clear display and intuitive interface facilitate quick reading of energy data, making it an efficient tool for facility managers and homeowners alike.
Suitable for
Residential sub-metering for apartments or houses
Industrial energy consumption monitoring
Commercial building energy management
Renewable energy system output tracking
Billing applications requiring certified accuracy
When it may not be suitable
This device is designed specifically for 3-phase electrical systems and will not function correctly in single-phase installations. It is also not intended for use in environments with extreme moisture or high levels of dust unless housed in a suitable protective enclosure.
Key specifications
Phase: 3-phase
Maximum current: 100A
Certification: MID compliant
Mounting: DIN rail
Application: Electricity consumption monitoring
How to use
The Schelinger A31-SL03B-MID must be installed by a qualified electrician in accordance with local electrical regulations. The device is designed for DIN rail mounting within a distribution cabinet. Ensure all power is disconnected before beginning the installation. Connect the input and output phases according to the wiring diagram provided with the unit to ensure accurate measurement. Once installed and powered, the meter will automatically begin recording energy consumption, which can be viewed directly on the integrated display.
What to consider before purchase
Verify that your electrical installation is 3-phase
Ensure the 100A rating is sufficient for your peak load requirements
Check available space on your DIN rail
Confirm if MID certification is required for your specific billing needs
Usage recommendations
Regularly inspect the meter display to ensure it remains clear and readable. If the device is used for billing, ensure that the seal remains intact to maintain MID compliance. Avoid exposing the unit to temperatures outside the manufacturer's specified operating range.

## FAQ

### How much does the Schelinger A31-SL03B-MID 3-Phase Energy Meter cost, and is it available for purchase?

The price is 42.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 5 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 25.06.2026 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 OEM 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 OEM 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/12416185/68707965_large.webp