# Siemens 5SL6140-6 Miniature Circuit Breaker, 1-Pole, 40 A, 230/400 V

**URL:** https://aio.lv/en/product--siemens-5sl6140-6--1510417
**Data updated:** 2026-05-18 02:46 (EEST)
**Category:** Power Sockets
**Manufacturer:** Siemens
**Manufacturer code:** 5SL6140-6
**EAN:** 4001869388342
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 10.49 €
**Prices and availability valid until:** 2026-08-05 23:59
**Price without VAT (21%):** 8.67 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--siemens-5sl6140-6--1510417

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 23.07.2026 | free |
| Pickup points | 28.07.2026 | 1.89 EUR |
| Courier delivery to door | 28.07.2026 | 4.99 EUR |

## Summary description

The Siemens 5SL6140-6 is a high-quality 1-pole miniature circuit breaker designed for reliable electrical circuit protection. Rated for 40 A and compatible with 230/400 V systems, this device ensures safety by preventing overloads and short circuits in residential and commercial electrical installations. It is engineered for durability and efficient performance in standard distribution boards.

## Long description

The Siemens 5SL6140-6 is a professional-grade 1-pole miniature circuit breaker engineered to provide robust protection for electrical circuits in residential and commercial environments. This device is designed to detect and interrupt overcurrents, effectively preventing damage from overloads and short circuits. Built with high-quality materials, it ensures long-term reliability and safety within standard electrical distribution boards.
Advantages
This circuit breaker offers exceptional operational reliability and consistent performance under standard electrical loads. Its compact design allows for efficient space utilization in distribution panels, while the robust construction ensures a long service life even in demanding conditions. The device is designed for easy installation and provides a clear status indication, making it a dependable choice for maintaining electrical safety and preventing potential hazards in various wiring systems.
Suitable for
Residential electrical distribution boards
Commercial building power circuits
Protection of lighting and general-purpose socket circuits
Small-scale industrial electrical installations
When it may not be suitable
This circuit breaker is not intended for use in high-voltage industrial power grids or specialized environments requiring specific protection characteristics beyond standard overload and short-circuit detection. It is also not suitable for direct current (DC) applications unless explicitly specified for such use.
Key specifications
Number of poles: 1
Rated current: 40 A
Rated voltage: 230/400 V
Breaking capacity: 6 kA
Mounting type: DIN rail
How to use
The device should be installed by a qualified electrician in accordance with local electrical regulations. It is designed to be mounted onto a standard DIN rail within a distribution board. Ensure that the supply cables are securely connected to the terminals and that the torque settings match the manufacturer's requirements to prevent loose connections. Once installed, the toggle switch can be used to manually disconnect or reconnect the circuit as needed.
What to consider before purchase
Verify that the 40 A rating is appropriate for your specific circuit load
Ensure compatibility with your existing distribution board and DIN rail system
Confirm that the voltage rating matches your local electrical supply
Check the breaking capacity requirements for your specific installation site
Usage recommendations
Regularly inspect the circuit breaker for any signs of physical damage or overheating. It is recommended to test the functionality of the device periodically to ensure it remains in optimal working condition. Always consult a professional if you are unsure about the electrical requirements of your installation.

## FAQ

### How much does the Siemens 5SL6140-6 Miniature Circuit Breaker 1-Pole 40A cost, and is it available for purchase?

The price is 10.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 10 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 23.07.2026 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

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