# F&F DMV-1 Single-Phase Digital Modular Voltmeter 100-300V AC 1% Accuracy

**URL:** https://aio.lv/en/product--ff-dmv-1--12459266
**Data updated:** 2026-05-27 17:58 (EEST)
**Category:** Sensors & Detectors
**Manufacturer:** FF
**Manufacturer code:** DMV-1
**EAN:** 5908312591955
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 65.49 €
**Prices and availability valid until:** 2026-07-28 23:59
**Price without VAT (21%):** 54.12 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--ff-dmv-1--12459266

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 16.07.2026 | free |
| Pickup points | 21.07.2026 | 1.89 EUR |
| Courier delivery to door | 21.07.2026 | 4.99 EUR |

## Summary description

The F&F DMV-1 is a digital modular single-phase voltmeter designed for precise voltage monitoring in electrical installations. It operates within a range of 100-300V AC with an accuracy of 1%. This compact device is intended for DIN rail mounting, providing reliable real-time voltage readings for industrial and residential power distribution systems.

## Long description

The F&F DMV-1 is a high-precision digital modular single-phase voltmeter engineered for the continuous monitoring of voltage levels in electrical installations. Designed for efficiency and reliability, this device provides clear, real-time data on power distribution systems, ensuring that voltage fluctuations are identified promptly. Its compact design and standard mounting capabilities make it an essential component for both residential and industrial electrical panels.
Advantages
The primary benefit of the F&F DMV-1 is its high measurement accuracy of 1%, which allows for precise monitoring of electrical parameters within the 100-300V AC range. The modular design facilitates seamless integration into existing DIN rail setups, saving space and simplifying installation processes. By providing constant visual feedback, the device helps in maintaining the stability of electrical networks and protecting sensitive equipment from voltage irregularities.
Suitable for
Monitoring voltage in residential electrical distribution boards
Industrial power supply systems requiring real-time voltage tracking
Electrical control panels where space-saving modular components are needed
Preventive maintenance setups to detect power grid fluctuations
When it may not be suitable
This voltmeter is not designed for measuring DC voltage or AC voltages outside the specified 100-300V range. It is also not intended for use in environments with extreme moisture or high levels of conductive dust without appropriate protective enclosures.
Key specifications
Measurement range: 100-300V AC
Accuracy: 1%
Mounting type: DIN rail
Display: Digital
Phase: Single-phase
How to use
The device should be installed by a qualified professional onto a standard 35mm DIN rail within an electrical distribution board. Once mounted, the input terminals must be connected to the phase and neutral conductors of the circuit being monitored, ensuring that the voltage does not exceed the specified operating range. After power is restored, the digital display will automatically indicate the current voltage level in real-time.
What to consider before purchase
Verify that your electrical system operates within the 100-300V AC range
Ensure there is sufficient space on the DIN rail for a modular device
Confirm that the installation environment meets standard electrical safety requirements
Usage recommendations
For optimal performance and safety, ensure all electrical connections are tightened according to the manufacturer's specifications and perform periodic checks to verify the integrity of the wiring connected to the voltmeter.

## FAQ

### How much does the F&F DMV-1 Single-Phase Digital Modular Voltmeter cost, and is it available for purchase?

The price is 65.49 € (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 16.07.2026 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 FF 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 FF 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/12459266/68761349_large.webp