# LSiS SP33a Extension Terminal for TS400-630 Circuit Breakers 52.5mm

**URL:** https://aio.lv/en/product--lsis-sp33a--12463611
**Data updated:** 2026-05-18 09:28 (EEST)
**Category:** Server Parts & Components
**Manufacturer:** LSiS
**Manufacturer code:** SP33a
**EAN:** 2000000016504
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 99.99 €
**Prices and availability valid until:** 2026-07-11 23:59
**Price without VAT (21%):** 82.64 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--lsis-sp33a--12463611

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 03.07.2026 | free |
| Pickup points | 08.07.2026 | 1.99 EUR |
| Courier delivery to door | 08.07.2026 | 4.99 EUR |

## Summary description

The LSiS SP33a extension terminal is a specialized accessory designed for TS400-630 series molded case circuit breakers. With a width of 52.5mm, this component facilitates secure and reliable electrical connections for power distribution systems. It is essential for proper installation and configuration of circuit protection equipment in industrial and commercial electrical panels.

## Long description

The LSiS SP33a extension terminal is a precision-engineered accessory specifically designed for integration with TS400-630 series molded case circuit breakers. This component serves as a critical interface for power distribution systems, ensuring that electrical connections remain secure, stable, and compliant with safety standards in demanding industrial and commercial environments. By providing a dedicated extension point, it simplifies the wiring process and enhances the overall reliability of electrical panel configurations.
Advantages
The primary benefit of the LSiS SP33a extension terminal lies in its robust construction and perfect compatibility with the TS400-630 series. It allows for efficient cable management and provides the necessary physical space to accommodate larger conductors, which is often required in high-capacity power distribution setups. Its design minimizes contact resistance, thereby reducing heat generation at connection points and contributing to the longevity of the circuit breaker system.
Suitable for
Industrial power distribution panels
Commercial electrical infrastructure
Upgrading or maintaining TS400-630 circuit breaker installations
Systems requiring secure termination of heavy-duty electrical cables
When it may not be suitable
This extension terminal is exclusively designed for the LSiS TS400-630 series of molded case circuit breakers. It is not compatible with other circuit breaker models or different frame sizes. Attempting to use this component with incompatible hardware may result in improper electrical contact or mechanical failure.
Key specifications
Width: 52.5mm
Compatibility: TS400-630 series molded case circuit breakers
Function: Extension terminal for electrical connections
How to use
Installation should be performed by a qualified electrician in accordance with local electrical codes. First, ensure that the power supply to the circuit breaker is completely disconnected and locked out. Align the SP33a terminal with the connection point on the TS400-630 circuit breaker. Secure the terminal using the appropriate fastening hardware, ensuring that all connections are tightened to the manufacturer-specified torque settings to prevent loose contacts.
What to consider before purchase
Verify the specific model number of your circuit breaker to ensure it belongs to the TS400-630 series.
Check the available space within your electrical panel to accommodate the 52.5mm width of the terminal.
Ensure that your cable sizes are compatible with the terminal's capacity.
Usage recommendations
Always inspect the terminal for any signs of physical damage or oxidation before installation. Periodically check the tightness of the connections during routine maintenance to ensure long-term operational safety.

## FAQ

### How much does the LSiS SP33a Extension Terminal for TS400-630 cost, and is it available for purchase?

The price is 99.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 3 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 03.07.2026 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, Installment. All transactions are 100% secure and encrypted.

### Can LSiS SP33a Extension Terminal for TS400-630 be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. Learn more about installments and credit options: https://aio.lv/en/payment#b3

### 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 LSiS 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 LSiS 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/12463611/68765337_large.webp