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header-product ABB SZ203-B40 Miniature Circuit Breaker, 3-Pole, 40A, 6kA
29.99 €

ABB SZ203-B40 Miniature Circuit Breaker, 3-Pole, 40A, 6kA

ABB SZ203-B40 3-Pole Circuit Breaker 40A 6kA Photo 1
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ABB SZ203-B40 Miniature Circuit Breaker, 3-Pole, 40A, 6kA

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ABB SZ203-B40 Miniature Circuit Breaker, 3-Pole, 40A, 6kA

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Short description

The ABB SZ203-B40 is a high-quality 3-pole miniature circuit breaker designed for reliable electrical circuit protection. With a rated current of 40A and a breaking capacity of 6kA, this B-curve device is ideal for residential and commercial installations. It ensures safety by preventing overloads and short circuits, providing efficient power distribution and equipment protection in various electrical systems.
Available for order: 8 pcs.
Warranty: 2 Years
SKU: 12451057
free shipment

Cheapest with

Latvijas Pasts pakomāts

Pick-up points

Latvijas Pasts pakomāts

Cost

1.99 €

Deliver

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Customer service center
2b. Kengaraga str., Riga, Latvia, LV-1063
13.07.2026 {{selectedOffer.officeDeliveryString}}
free
Courier Delivery Please note that in case of a large parcel additional delivery costs may apply!
16.07.2026 {{selectedOffer.courierDeliveryString}}
From 4.99 €
Parcel couriers
Latvijas Pasts pakomāts / Unisend LV / DPD Paku skapis / Omniva LV / Venipak Pickup LV / Venipak Locker LV / Latvijas Pasts nodaļa
16.07.2026 {{selectedOffer.parcelStationDeliveryString}}
From 1.99 €
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Product information

Description

The ABB SZ203-B40 is a professional-grade 3-pole miniature circuit breaker engineered to provide robust protection for electrical installations. Designed for reliability and safety, this device effectively monitors electrical circuits to prevent damage from overloads and short circuits. It is a critical component for maintaining stable power distribution in both residential and commercial environments, ensuring that connected equipment remains protected against electrical faults.

Advantages

This miniature circuit breaker stands out due to its high manufacturing standards and consistent performance under load. The B-curve tripping characteristic offers a balanced response to current surges, making it highly effective for general-purpose applications. Its compact 3-pole design allows for efficient space utilization within distribution boards, while the 6kA breaking capacity provides sufficient safety margins for standard electrical systems. The device is built for durability, ensuring long-term operational stability and minimal maintenance requirements.

Suitable for

  • Residential electrical distribution boards
  • Commercial building power systems
  • Protection of lighting circuits
  • General electrical installations requiring 40A capacity

When it may not be suitable

This circuit breaker is not intended for industrial applications requiring higher breaking capacities or specific tripping curves beyond the B-curve standard. It should not be used in environments where the rated current exceeds 40A or where specialized protection for high-inrush current equipment is required.

Key specifications

  • Number of poles: 3
  • Rated current: 40A
  • Breaking capacity: 6kA
  • Tripping characteristic: B-curve

How to use

The ABB SZ203-B40 must be installed by a qualified electrician in accordance with local electrical regulations. It is designed for mounting on a standard DIN rail within a distribution enclosure. Ensure that the supply cables are correctly sized for a 40A load and securely fastened to the terminals to prevent overheating. Once installed, the toggle switch allows for manual operation to disconnect or reconnect the circuit as needed.

What to consider before purchase

  • Verify that the 40A rating matches your circuit requirements
  • Ensure the 3-pole configuration is compatible with your electrical system
  • Check that the 6kA breaking capacity meets local safety standards for your installation site
  • Confirm available space on the DIN rail within your distribution board

Usage recommendations

Regularly inspect the circuit breaker for any signs of physical damage or discoloration. It is recommended to perform periodic testing of the switching mechanism to ensure it remains functional and responsive. Always disconnect the main power supply before performing any maintenance or inspection tasks on the distribution board.

Description

Machine translation. Load original

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Customer reviews

Customer questions

FAQ

How much does the ABB SZ203-B40 3-Pole Circuit Breaker 40A 6kA cost, and is it available for purchase?

The price is 29.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 8 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 13.07.2026 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 ABB 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 ABB 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. We will assist with consultation, warranty claim processing, and coordination with certified service centers.
warranty
14-Day Return Policy We are confident in our quality, but if the purchase doesn’t fit — you have 14 days to return the product with peace of mind.
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Quality Since 2008 AiO.lv has been on the market for over 18 years and has earned trust — with more than 6000 genuine positive reviews on Google.