# Circuit breaker Siemens 3LD2203-0TK51

**URL:** https://aio.lv/en/product--siemens-3ld2203-0tk51--3272761
**Data updated:** 2026-07-09 14:52 (EEST)
**Category:** Other goods
**Manufacturer:** Siemens
**Manufacturer code:** 3LD2203-0TK51
**EAN:** 4011209402904
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 43.49 €
**Prices and availability valid until:** 2026-08-09 23:59
**Price without VAT (21%):** 35.94 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--siemens-3ld2203-0tk51--3272761

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 30.07.2026 | free |
| Pickup points | 04.08.2026 | 1.89 EUR |
| Courier delivery to door | 04.08.2026 | 4.99 EUR |

## Summary description

The Siemens 3LD2203-0TK51 circuit breaker is a reliable and efficient device designed for protection against overloads and short circuits. Weighing 201 g and featuring a multicolour design, it ensures optimal performance in various applications. Ideal for industrial and commercial use, it offers enhanced safety and durability.

## Long description

The Siemens 3LD2203-0TK51 is a robust main switch designed to provide reliable electrical isolation and protection for industrial and commercial power systems. Engineered for high performance, this 3-pole device is rated for a current of 32A and a power capacity of 11.5kW at 400V AC23A, ensuring efficient operation in demanding electrical environments. Its compact design and durable construction make it a dependable choice for managing power distribution and enhancing safety in various electrical installations.
Advantages
This circuit breaker offers exceptional reliability and safety, serving as an effective solution for disconnecting power during maintenance or emergency situations. Its design prioritizes operational efficiency and long-term durability, allowing it to withstand the rigors of industrial use. The inclusion of a black rotary handle provides intuitive control, while the 4-hole panel mounting configuration ensures a secure and stable installation, contributing to a professional and organized electrical setup.
Suitable for
Industrial machinery power control
Commercial electrical distribution panels
Emergency power disconnection systems
Maintenance isolation for electrical equipment
This device may not be suitable for high-voltage power grids or applications requiring specialized environmental protection ratings beyond its standard design specifications. It is not intended for use in residential consumer electronics or circuits that exceed its rated current and voltage capacities.
Key specifications
Number of poles: 3
Rated operational current: 32A
Rated operational power at 400V: 11.5kW
Mounting type: 4-hole panel mounting
Handle color: Black
Weight: 201 g
To use the Siemens 3LD2203-0TK51, ensure that the power supply is disconnected before beginning the installation process. The device should be mounted securely onto the panel using the designated 4-hole pattern. Once mounted, connect the electrical conductors to the appropriate terminals, ensuring all connections are tightened to the manufacturer's specified torque. After installation, verify the operation of the rotary handle to ensure smooth switching between the on and off positions.
What to consider before purchase
Verify that the 32A rating matches your circuit requirements
Ensure the 4-hole mounting pattern is compatible with your panel
Confirm that the 11.5kW power capacity is sufficient for your load
Check local electrical codes for installation compliance
For optimal performance and safety, always ensure that the circuit breaker is installed by a qualified electrician and that all wiring complies with relevant safety standards and local regulations.

## Specifications

| Feature | Value |
|---|---|
| Weight | 0.201 kg |
| Product colour | Multicolour |

## FAQ

### How much does the Circuit breaker Siemens 3LD2203-0TK51 cost, and is it available for purchase?

The price is 43.49 € (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 30.07.2026 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 Siemens 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 Siemens 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/3272761/58312622_large.webp