# LS MT-63 Thermal Overload Relay 45-65A

**URL:** https://aio.lv/en/product--ls-mt-63-55a--12458447
**Data updated:** 2026-05-18 09:35 (EEST)
**Category:** Home & DIY Accessories
**Manufacturer:** LS
**Manufacturer code:** MT-63 55A
**EAN:** 8809254861069
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 44.49 €
**Prices and availability valid until:** 2026-07-12 23:59
**Price without VAT (21%):** 36.77 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--ls-mt-63-55a--12458447

## 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 LS MT-63 thermal overload relay is designed for reliable motor protection against overloads and phase failures. Featuring an adjustable current range of 45 to 65A, this device ensures operational safety in industrial electrical systems. It is compatible with LS contactors, providing precise monitoring and preventing damage to electrical equipment during prolonged overcurrent conditions.

## Long description

The LS MT-63 thermal overload relay is a high-performance protective device engineered to safeguard electric motors from damage caused by overloads and phase failures. Designed for industrial applications, this relay offers a precise adjustable current range of 45 to 65A, ensuring that your electrical equipment remains protected during prolonged overcurrent conditions. By integrating seamlessly with LS contactors, it provides a reliable solution for maintaining operational safety and extending the lifespan of your machinery.
Advantages
This thermal overload relay stands out due to its robust construction and high level of operational reliability. It offers precise current setting capabilities, allowing for accurate calibration to match the specific requirements of your motor. The device is designed to react quickly to thermal stress, effectively preventing overheating and potential motor burnout. Its compatibility with standard LS contactors simplifies installation and integration into existing control panels, making it an efficient choice for industrial automation systems.
Suitable for
Industrial motor control centers
HVAC systems and ventilation equipment
Conveyor belt systems
Pumping stations and water management systems
Manufacturing machinery and production lines
When it may not be suitable
This device is not intended for use in circuits where the motor current falls outside the 45 to 65A range. It is also not suitable for applications requiring protection against short-circuit currents, as it is designed specifically for thermal overload and phase failure monitoring.
Key specifications
Adjustable current range: 45A to 65A
Protection type: Thermal overload and phase failure
Compatibility: Designed for use with LS contactors
Mounting: Direct contactor mounting
How to use
The LS MT-63 should be installed directly onto the corresponding LS contactor. Once mounted, the current setting dial on the front of the device must be adjusted to match the full-load current rating of the motor being protected. Ensure that all electrical connections are tightened to the specified torque settings to prevent loose contacts. After installation, the relay can be set to manual or automatic reset mode depending on the operational requirements of the system.
What to consider before purchase
Verify that your motor's full-load current falls within the 45-65A range.
Ensure compatibility with your existing LS contactor model.
Check the environmental conditions of the installation site to ensure they meet the device's operating specifications.
Usage recommendations
Regularly inspect the relay for any signs of physical damage or loose wiring. It is recommended to perform a functional test during scheduled maintenance to ensure the trip mechanism operates correctly under simulated overload conditions.

## FAQ

### How much does the LS MT-63 Thermal Overload Relay 45-65A cost, and is it available for purchase?

The price is 44.49 € (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. 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 LS 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 LS 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/12458447/68760574_large.webp