# Eaton ZB150-50 Thermal Overload Relay 35-50A

**URL:** https://aio.lv/en/product--eaton-278462--12447472
**Data updated:** 2026-05-18 02:43 (EEST)
**Category:** Computer Component Accessories
**Manufacturer:** EATON
**Manufacturer code:** 278462
**EAN:** 4015082784621
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 184.49 €
**Prices and availability valid until:** 2026-07-20 23:59
**Price without VAT (21%):** 152.47 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--eaton-278462--12447472

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 14.07.2026 | free |
| Pickup points | 17.07.2026 | 1.89 EUR |
| Courier delivery to door | 17.07.2026 | 4.99 EUR |

## Summary description

The Eaton ZB150-50 thermal overload relay is a reliable protection device designed for motor circuits with an adjustable current range of 35-50A. It provides essential protection against motor overload and phase failure, ensuring operational safety and longevity for industrial electrical systems. This component is engineered for seamless integration with contactors, offering precise control and efficient performance in demanding electrical environments.

## Long description

The Eaton ZB150-50 thermal overload relay is a robust protection component engineered for industrial motor control circuits. With an adjustable current range of 35-50A, this device is specifically designed to safeguard electric motors from thermal damage caused by overloads or phase failures. Its durable construction and precise calibration ensure that industrial systems maintain high levels of operational safety and reliability even in demanding environments.
Advantages
This thermal overload relay offers exceptional reliability by providing accurate protection against motor overheating and phase loss. Its design allows for seamless integration with compatible contactors, facilitating a straightforward installation process. By preventing motor burnout, the device significantly extends the service life of electrical equipment and reduces the risk of costly downtime in industrial applications.
Suitable for
Industrial motor control circuits
Protection of three-phase induction motors
Systems requiring precise overload monitoring
Integration with contactors in electrical cabinets
This device may not be suitable for applications requiring protection against short-circuit currents, as it is designed specifically for thermal overload and phase failure protection. It is also not intended for use in circuits outside the specified current range of 35-50A.
Key specifications
Adjustable current range: 35-50A
Protection type: Thermal overload and phase failure
Compatibility: Designed for direct mounting to contactors
Application: Industrial electrical systems
The relay is installed by mounting it directly onto the corresponding contactor. Once installed, the current range should be set according to the motor's full-load current rating as specified on the motor nameplate. The device features a reset mechanism that can be configured for manual or automatic operation depending on the specific safety requirements of the installation.
What to consider before purchase
Verify that the motor's rated current falls within the 35-50A range
Ensure compatibility with the specific contactor model being used
Check the environmental conditions of the installation site
Confirm the need for manual or automatic reset functionality
Usage recommendations
Always ensure that the power supply is disconnected before installing or adjusting the relay. Regularly inspect the device for signs of wear and verify that the current settings remain aligned with the motor's operational requirements to ensure continuous protection.

## FAQ

### How much does the Eaton ZB150-50 Thermal Overload Relay 35-50A cost, and is it available for purchase?

The price is 184.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 1 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 14.07.2026 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 Eaton ZB150-50 Thermal Overload Relay 35-50A 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 EATON 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 EATON 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/12447472/68750530_large.webp