# Lumel N21 Digital Meter for DC Input

**URL:** https://aio.lv/en/product--lumel-n21-00p0--12447822
**Data updated:** 2026-05-18 02:40 (EEST)
**Category:** Measuring tools
**Manufacturer:** Lumel
**Manufacturer code:** N21 00P0
**EAN:** 5901769403130
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 163.99 €
**Prices and availability valid until:** 2026-07-25 23:59
**Price without VAT (21%):** 135.53 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--lumel-n21-00p0--12447822

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 15.07.2026 | free |
| Pickup points | 20.07.2026 | 1.89 EUR |
| Courier delivery to door | 20.07.2026 | 4.99 EUR |

## Summary description

The Lumel N21 is a high-precision digital meter designed for monitoring and measuring DC signals in industrial applications. This compact device provides reliable data visualization for various electrical parameters, ensuring accurate process control and monitoring. It is built for durability and seamless integration into control panels, making it an essential tool for automation and electrical engineering tasks.

## Long description

The Lumel N21 Digital Meter for DC Input is a high-precision measurement device engineered for industrial environments where accurate monitoring of DC electrical signals is critical. This compact meter is designed for panel mounting, offering clear data visualization and reliable performance in demanding automation and electrical engineering applications. Its robust construction ensures long-term stability, providing operators with the essential data needed for precise process control and system diagnostics.
Advantages
The primary advantage of the Lumel N21 lies in its high measurement accuracy and reliable signal processing, which are vital for maintaining consistent industrial operations. Its compact design allows for efficient space utilization within control panels, while the intuitive interface ensures that electrical parameters are easily readable. The device is built to withstand industrial conditions, offering a durable solution for continuous monitoring tasks that require high levels of precision and minimal maintenance.
Suitable for
Monitoring DC voltage and current in industrial automation systems
Integration into electrical control panels for process supervision
Measurement tasks in laboratory or testing environments
Supervision of power supply units and battery systems
When it may not be suitable
This device is specifically calibrated for DC input signals and is not suitable for measuring AC voltage or current. It should not be used in environments that exceed its specified operating temperature or ingress protection ratings.
Key specifications
Input type: DC signal
Mounting type: Panel mount
Display: Digital readout
Application: Industrial automation and process control
How to use
To use the Lumel N21, ensure the device is securely mounted in a standard panel cutout. Connect the DC signal source to the designated input terminals according to the wiring diagram provided in the technical documentation. Once powered, the meter will automatically begin processing the input signal and displaying the measured value on the digital screen. Ensure all connections are tightened and verified before energizing the circuit to prevent measurement errors or damage to the device.
What to consider before purchase
Verify that your signal source is DC and falls within the meter's input range
Check the panel cutout dimensions to ensure compatibility with your existing enclosure
Confirm the environmental conditions of the installation site meet the device requirements
Usage recommendations
Regularly inspect the terminal connections to ensure they remain secure and free from oxidation. Keep the display surface clean to maintain optimal readability of the measured data.

## FAQ

### How much does the Lumel N21 Digital DC Meter cost, and is it available for purchase?

The price is 163.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 7 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 15.07.2026 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. All transactions are 100% secure and encrypted.

### Can Lumel N21 Digital DC 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 Lumel 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 Lumel 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/12447822/68750861_large.webp