# Circuit breaker HiSmart NV821518 2-pole 25A C-curve miniature MCB

**URL:** https://aio.lv/en/product--hismart-nv821518--10840440
**Data updated:** 2025-12-30 12:45 (EET)
**Category:** Power Sockets
**Manufacturer:** HiSmart
**Manufacturer code:** NV821518
**EAN:** 6942034315412
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 7.99 €
**Prices and availability valid until:** 2026-07-22 23:59
**Price without VAT (21%):** 6.60 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--hismart-nv821518--10840440

## 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

Miniature circuit breaker HiSmart NV821518 is a 2-pole MCB with 25 A rated current and C tripping characteristic. Designed for overcurrent and short-circuit protection in residential and light commercial distribution boards, it provides reliable interruption of fault currents and selective protection for circuits with moderate inrush currents, such as lighting and small motors.

## Long description

Miniature Circuit Breaker HiSmart NV821518 is a 2-pole MCB with a rated current of 25 A and a C tripping curve. It is intended for overcurrent and short-circuit protection in residential and light commercial distribution boards, providing reliable interruption of fault currents and selective protection for circuits with moderate inrush currents such as lighting and small motors. The device meets IEC 60898-1 / EN 60898-1 standards and is suitable for DIN-rail EN 60715 (35 mm) installation.
Advantages
The HiSmart NV821518 offers overload and short-circuit protection with clear contact position indication (red = closed, green = open). It features an anti-mistake contact terminal block, flame-retardant housing with high temperature and impact resistance, and both top and bottom connections for cables or pin-type busbars. With a rated breaking capacity of 6 kA, IP20 protection class, and a compact footprint for DIN-rail mounting, it supports wire cross-sections up to 25 mm² and has long mechanical and electrical life ratings.
Suitable for
Protection of lighting circuits in homes and offices
Protection of small motor circuits and household appliances
Use in residential and light commercial distribution boards
Retrofit and new installations on 35 mm DIN rails
Key specifications
Number of poles: 2
Rated current (In): 25 A
Tripping characteristic: C-curve
Rated operational voltage (Ue): AC 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: 20000 operations
Electrical life: 8000 operations
Protection class: IP20
Terminal connection: cable or pin-type busbar, top and bottom connection
Wire/busbar cross-section: up to 25 mm² / 18-3 AWG
Dimensions: 85.5 x 78.8 x 36 mm
Standards: IEC 60898-1 / EN 60898-1
Operating temperature: -5°C to +40°C (daily average \<35°C)
Storage temperature: -25°C to +70°C
Warranty: 24 months
How to use
Install the HiSmart NV821518 on a 35 mm DIN rail using the fast clip device. Connect conductors or pin-type busbars to the top and bottom terminals, ensuring wire cross-sections do not exceed 25 mm² and that connections are tightened according to local wiring rules. Use the contact position indicator to verify ON (red) or OFF (green) status. The breaker is designed for use in AC distribution circuits up to 400 V and should be placed and rated according to the circuit load and selectivity requirements.
Usage recommendations
Check compatibility with local electrical codes and perform installation and maintenance only by qualified personnel. For circuits with high inrush currents or special protection requirements, verify selectivity and coordination with upstream/downstream protection devices.

## FAQ

### How much does the HiSmart NV821518 2P 25A C-curve MCB cost, and is it available for purchase?

The price is 7.99 € (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/10840440/60188087_large.webp