# Miniature circuit breaker HiSmart NV821433 1P 20A Class C

**URL:** https://aio.lv/en/product--hismart-nv821433--10840432
**Data updated:** 2025-12-30 12:45 (EET)
**Category:** Power Sockets
**Manufacturer:** HiSmart
**Manufacturer code:** NV821433
**EAN:** 6942034315047
**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-nv821433--10840432

## 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 NV821433 rated 20 A with Class C trip characteristic. Designed to protect electrical circuits from overloads and short circuits in residential, commercial, and light industrial installations. Fits standard DIN-rail panels and provides reliable switching and protection for lighting, socket circuits, and small motors.

## Long description

Miniature circuit breaker HiSmart NV821433 single-pole 20 A with Class C characteristic, designed to protect electrical circuits from overloads and short circuits. The device fits standard 35 mm DIN-rail panels and provides switching and protection for lighting, socket circuits and small motors in residential, commercial and light industrial installations.
Advantages
The breaker offers overload and short-circuit protection, a contact position indicator (red = closed, green = open), and an anti-mistake contact terminal block. The housing is flame-retardant and resistant to high temperature and impact. It supports top and bottom connections and accepts both cable and pin-type busbar terminations.
Suitable for
Lighting circuits
Socket outlets and general power circuits
Small motors and auxiliary equipment
Residential, commercial and light industrial distribution boards
Key specifications
Poles: 1P
Rated current: 20 A
Tripping characteristic: 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: 20000 operations
Electrical life: 8000 operations
Safety class: IP20
Terminal connection type: cable / pin-type busbar
Wire / busbar cross-sectional area: 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
Rated breaking capacity: 6 kA
How to use
Mount the HiSmart NV821433 on a 35 mm DIN rail using the built-in fast clip. Connect conductors or a pin-type busbar to the top and bottom terminals, observing the recommended cross-sectional areas and tightening torques specified by your installation rules. Use the breaker to switch and protect the intended circuit; the contact position indicator shows whether the device is on (red) or off (green). Perform wiring and commissioning according to local electrical codes and safety standards.
Usage recommendations
Install, commission and maintain this circuit breaker only by a qualified electrician. Verify that the selected 20 A, Class C characteristic is suitable for the protected load and coordinate with upstream and downstream protective devices. Do not expose the device to conditions outside the specified temperature range and IP20 environment.

## FAQ

### How much does the Miniature circuit breaker HiSmart NV821433 1P 20A 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 — 4 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/10840432/60188079_large.webp