# Miniature Circuit Breaker HiSmart NV821440 1P 25A Type C

**URL:** https://aio.lv/en/product--hismart-nv821440--10840433
**Data updated:** 2025-12-01 12:45 (EET)
**Category:** Power Sockets
**Manufacturer:** HiSmart
**Manufacturer code:** NV821440
**EAN:** 6942034315054
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 3.99 €
**Prices and availability valid until:** 2026-07-21 23:59
**Price without VAT (21%):** 3.30 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--hismart-nv821440--10840433

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 02.07.2026 | free |
| Pickup points | 07.07.2026 | 1.89 EUR |
| Courier delivery to door | 07.07.2026 | 4.99 EUR |

## Summary description

Single-pole miniature circuit breaker HiSmart NV821440 with 25 A rated current and Type C tripping characteristic. Designed to protect electrical circuits from overloads and short circuits in residential and light-commercial installations. DIN-rail mountable, suitable for switching and circuit protection of lighting, sockets and small motors, offering compact protection and reliable operation.

## Long description

HiSmart NV821440 is a single-pole miniature circuit breaker with a 25 A rated current and Type C tripping characteristic. It is designed to protect electrical circuits from overloads and short circuits in residential and light-commercial installations. The device is DIN-rail mountable and provides compact, reliable protection for lighting, socket circuits and small motors.
Advantages
The HiSmart NV821440 offers overload and short-circuit protection with a rated breaking capacity of 6 kA. It features a clear contact position indicator (red = closed, green = open) and an anti-mistake contact terminal block. The body is flame-retardant with high temperature and impact resistance, and terminals accept cable or pin-type busbar connections up to 25 mm².
Suitable for
Residential lighting circuits
Socket outlets in homes and small offices
Protection of small motors and appliances
DIN-rail electrical distribution panels (35 mm)
Key specifications
Number of poles: 1P
Rated current: 25 A
Tripping class: C
Rated voltage: AC 230/400 V
Insulation voltage (Ui): 500 V
Rated frequency: 50/60 Hz
Rated breaking capacity (Icu): 6000 A
Rated impulse withstand voltage (Uimp): 6000 V
Mechanical life: 20,000 operations
Electrical life: 8,000 operations
Safety class: IP20
Terminal connection: cable or pin-type busbar, up to 25 mm² (18-3 AWG)
Connection: top and bottom
Installation: DIN rail EN 60715 (35 mm) with fast clip
Operating temperature: -5°C to +40°C (daily average \<35°C)
Storage temperature: -25°C to +70°C
Dimensions: 85.5 x 78.8 x 18 mm
Standards: IEC 60898-1 / EN 60898-1
Manufacturer part number (MPN): NV821440
EAN: 6942034315054
How to use
Mount the mini circuit breaker on a 35 mm DIN rail using the integral fast clip. Connect the incoming and outgoing conductors to the top and bottom terminals, respectively, using suitable cable or pin-type busbar connectors and ensure secure tightening according to local wiring regulations. Use the manual toggle to switch the circuit on (red indicator) and off (green indicator) and verify correct operation after installation.
Usage recommendations
Install and service the device only by qualified personnel. Verify that the breaker rating and Type C characteristic match the protected circuit and connected loads. Observe the specified operating temperature range and national electrical codes during installation and maintenance.

## FAQ

### How much does the Miniature Circuit Breaker HiSmart NV821440 1P 25A cost, and is it available for purchase?

The price is 3.99 € (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 02.07.2026 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 HiSmart 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 HiSmart 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/10840433/60188080_large.webp