# EATON 189905 3-Pole Motor Protection Circuit Breaker 7.5kW 10-16A

**URL:** https://aio.lv/en/product--eaton-189905--12449122
**Data updated:** 2026-05-18 02:48 (EEST)
**Category:** Power Sockets
**Manufacturer:** EATON
**Manufacturer code:** 189905
**EAN:** 4015081879014
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 57.99 €
**Prices and availability valid until:** 2026-07-17 23:59
**Price without VAT (21%):** 47.93 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--eaton-189905--12449122

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 08.07.2026 | free |
| Pickup points | 13.07.2026 | 1.99 EUR |
| Courier delivery to door | 13.07.2026 | 4.99 EUR |

## Summary description

The EATON 189905 is a 3-pole motor protection circuit breaker designed for reliable control and protection of electric motors. With a power rating of 7.5kW and an adjustable thermal release range of 10-16A, it provides essential short-circuit and overload protection. This robust device is suitable for industrial and commercial electrical installations, ensuring safe operation and longevity of motor-driven equipment.

## Long description

The EATON 189905 is a professional-grade 3-pole motor protection circuit breaker engineered to provide reliable control and comprehensive safety for electric motors. This device is specifically designed to manage power distribution in industrial and commercial environments, ensuring that motor-driven equipment operates within safe electrical parameters. By integrating both short-circuit and overload protection into a single compact unit, it effectively prevents damage to motors caused by excessive current or electrical faults.
Advantages
This motor protection circuit breaker offers high operational reliability and durability, making it a dependable choice for demanding electrical systems. Its adjustable thermal release range allows for precise calibration to match the specific current requirements of the connected motor, which enhances protection accuracy. The robust construction ensures long-term performance even in challenging environments, while the 3-pole configuration provides balanced protection across all phases of the power supply.
Suitable for
Industrial motor control centers
Commercial HVAC systems
Pumping stations and irrigation equipment
Conveyor belt systems
Manufacturing machinery
When it may not be suitable
This device is not intended for use in circuits exceeding its specified power rating of 7.5kW or outside the 10-16A current range. It is also not suitable for applications requiring specialized electronic motor management features beyond standard thermal and magnetic protection.
Key specifications
Number of poles: 3
Power rating: 7.5kW
Adjustable thermal release range: 10-16A
Protection type: Short-circuit and overload
Application: Motor 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 an electrical enclosure. Once mounted, connect the power supply lines to the input terminals and the motor leads to the output terminals. After installation, the thermal release must be adjusted to the rated current of the motor using the dial on the front of the unit. The device can be manually switched on or off using the front-mounted toggle.
What to consider before purchase
Verify that the motor's rated current falls within the 10-16A range.
Ensure the power rating of the motor does not exceed 7.5kW.
Check the available space in the electrical cabinet for DIN rail mounting.
Confirm compatibility with the existing electrical distribution system.
Usage recommendations
Regularly inspect the circuit breaker for signs of wear or heat damage and perform periodic testing of the trip mechanism to ensure continued operational safety.

## FAQ

### How much does the EATON 189905 Motor Protection Circuit Breaker cost, and is it available for purchase?

The price is 57.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 789 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 08.07.2026 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/12449122/68751984_large.webp