# Siemens 5TL1663-0 Modular Circuit Breaker 63A 3P+N

**URL:** https://aio.lv/en/product--siemens-5tl16630--1842092
**Data updated:** 2026-05-18 02:48 (EEST)
**Category:** Power Sockets
**Manufacturer:** Siemens
**Manufacturer code:** 5TL16630
**EAN:** 4001869469034
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 40.99 €
**Prices and availability valid until:** 2026-07-18 23:59
**Price without VAT (21%):** 33.88 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--siemens-5tl16630--1842092

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 10.07.2026 | free |
| Pickup points | 15.07.2026 | 1.99 EUR |
| Courier delivery to door | 15.07.2026 | 4.99 EUR |

## Summary description

The Siemens 5TL1663-0 is a high-quality modular circuit breaker designed for reliable electrical circuit protection. Featuring a 63A current rating and a 3P+N configuration, this device is suitable for industrial and residential electrical distribution systems. It ensures safe disconnection and control of power circuits, providing durability and consistent performance in various electrical installations.

## Long description

The Siemens 5TL1663-0 modular circuit breaker is a robust electrical component engineered to provide reliable protection and control for power distribution systems. With a rated current of 63A and a 3P+N configuration, this device is designed to safely disconnect electrical circuits, ensuring operational safety in both residential and industrial environments. Its modular design allows for seamless integration into standard distribution boards, offering consistent performance and long-term durability for demanding electrical installations.
Advantages
This circuit breaker stands out due to its high-quality construction and adherence to strict safety standards. The 3P+N configuration provides comprehensive control over three-phase systems with a neutral connection, which is essential for modern electrical safety. Its compact modular form factor simplifies installation processes, while the durable materials used in its manufacturing ensure reliable operation even under continuous load conditions. The device is built to maintain stable electrical connectivity, minimizing the risk of faults and enhancing the overall safety of the electrical infrastructure.
Suitable for
Industrial electrical distribution systems
Residential power distribution boards
Commercial building electrical installations
Control and protection of three-phase power circuits
When it may not be suitable
This device is not intended for use in circuits exceeding its 63A current rating, as this could lead to overheating or equipment failure. It is also not suitable for environments with extreme moisture or corrosive atmospheres unless housed in an appropriately rated protective enclosure.
Key specifications
Rated current: 63A
Configuration: 3P+N (Three-phase plus neutral)
Weight: 0.413 kg
Design: Modular
Colour: Multicolour
How to use
The Siemens 5TL1663-0 should 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 cabinet. Ensure that all wire connections are tightened to the specified torque to prevent loose contacts. Once installed, the switch can be operated manually to disconnect or reconnect the power supply to the downstream circuit as required for maintenance or safety purposes.
What to consider before purchase
Verify that the 63A current rating matches your circuit requirements
Ensure compatibility with your existing distribution board and DIN rail system
Confirm that the 3P+N configuration is appropriate for your specific electrical setup
Usage recommendations
Regularly inspect the device for any signs of physical damage or overheating. It is recommended to perform periodic functional testing to ensure the switching mechanism operates smoothly and maintains secure electrical contact.

## Specifications

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 0.413 kg |

### Design

| Feature | Value |
|---|---|
| Product colour | Multicolour |

## FAQ

### How much does the Siemens 5TL1663-0 Modular Circuit Breaker 63A 3P+N cost, and is it available for purchase?

The price is 40.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 21 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 10.07.2026 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

### How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: weight, product colour, compatibility with your devices or usage conditions, material quality, functionality, and warranty terms. These characteristics will help you determine how well the model meets your needs.

## Image

https://aio.lv/img/cache/product/1842092/47523158_large.webp