# Eaton 189887 3-Pole Motor Protection Circuit Breaker 1.5kW 2.5-4A

**URL:** https://aio.lv/en/product--eaton-189887--10685489
**Data updated:** 2026-05-18 02:46 (EEST)
**Category:** Power Sockets
**Manufacturer:** EATON
**Manufacturer code:** 189887
**EAN:** 4015081878833
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 43.49 €
**Prices and availability valid until:** 2026-07-30 23:59
**Price without VAT (21%):** 35.94 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--eaton-189887--10685489

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 20.07.2026 | free |
| Pickup points | 23.07.2026 | 1.89 EUR |
| Courier delivery to door | 23.07.2026 | 4.99 EUR |

## Summary description

The Eaton 189887 is a reliable 3-pole motor protection circuit breaker designed for safe motor control and protection. It features an adjustable thermal release range of 2.5A to 4A and is suitable for motors with a power rating of 1.5kW. This device provides essential protection against overloads and short circuits in industrial and commercial electrical systems, ensuring operational safety and equipment longevity.

## Long description

The Eaton 189887 is a robust 3-pole motor protection circuit breaker engineered to provide reliable control and safety for electrical motors. Designed for demanding industrial and commercial environments, this device effectively manages motor operations while safeguarding against electrical faults. With a focus on durability and precision, it ensures that your equipment remains protected during daily operation, contributing to the overall longevity and stability of your electrical infrastructure.
Advantages
This motor protection circuit breaker offers high-performance thermal release capabilities, allowing for precise adjustment between 2.5A and 4A to match specific motor requirements. Its 3-pole configuration ensures comprehensive phase protection, which is critical for preventing damage caused by overloads or short circuits. The compact design facilitates easy integration into existing control panels, while the build quality reflects Eaton's commitment to industrial safety standards, providing peace of mind for facility managers and electrical engineers alike.
Suitable for
Industrial motor control systems
Commercial HVAC equipment
Pump and fan motor protection
Manufacturing machinery automation
When it may not be suitable
This device is specifically calibrated for motors with a power rating of 1.5kW and a current range of 2.5A to 4A. It is not suitable for applications requiring higher power ratings or current ranges outside of these specified limits. Additionally, it should not be used in environments that exceed its rated ingress protection or temperature specifications.
Key specifications
Number of poles: 3
Rated power: 1.5kW
Adjustable thermal release range: 2.5A to 4A
Function: Overload and short-circuit protection
How to use
Installation should be performed by a qualified electrician in accordance with local electrical codes. The device is typically mounted on a standard DIN rail within a control cabinet. After mounting, connect the motor supply cables to the input and output terminals, ensuring all connections are tightened to the manufacturer's torque specifications. Once installed, use the adjustment dial on the front of the unit to set the thermal release to the specific full-load current of your motor.
What to consider before purchase
Verify the full-load current of your motor matches the 2.5A to 4A adjustment range.
Ensure the 1.5kW power rating is compatible with your specific motor setup.
Check the available space in your electrical enclosure for DIN rail mounting.
Confirm that the environmental conditions meet the device's operational requirements.
Usage recommendations
Regularly inspect the circuit breaker for signs of wear or thermal damage, especially after a trip event. Ensure that the thermal release setting is periodically verified against the motor's nameplate data to maintain optimal protection levels.

## FAQ

### How much does the Eaton 189887 Motor Protection Circuit Breaker 2.5-4A cost, and is it available for purchase?

The price is 43.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 170 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 20.07.2026 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 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/10685489/58370517_large.webp