# Eaton 3-Pole Motor Protection Circuit Breaker, 32-40A, 20kW

**URL:** https://aio.lv/en/product--eaton-190021--12464707
**Data updated:** 2026-05-18 09:28 (EEST)
**Category:** Power Sockets
**Manufacturer:** EATON
**Manufacturer code:** 190021
**EAN:** 4015081880171
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 230.99 €
**Prices and availability valid until:** 2026-07-28 23:59
**Price without VAT (21%):** 190.90 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--eaton-190021--12464707

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 16.07.2026 | free |
| Pickup points | 21.07.2026 | 1.89 EUR |
| Courier delivery to door | 21.07.2026 | 4.99 EUR |

## Summary description

The Eaton 3-pole motor protection circuit breaker (190021) is designed for reliable motor control and protection. With an adjustable thermal release range of 32-40A and a power rating of 20kW, it provides effective protection against overloads and short circuits in industrial and commercial electrical systems. This robust device ensures operational safety and longevity for connected motor equipment.

## Long description

The Eaton 3-pole motor protection circuit breaker is a high-performance electrical component engineered for the reliable control and protection of industrial and commercial motors. This device is specifically designed to safeguard electrical systems by providing precise thermal and magnetic protection against overloads and short circuits. With a robust construction and an adjustable current range of 32-40A, it ensures that motor equipment operates within safe parameters, thereby extending the service life of connected machinery and preventing costly downtime.
Advantages
This motor protection circuit breaker offers exceptional reliability in demanding electrical environments. Its adjustable thermal release allows for fine-tuned protection tailored to the specific requirements of the motor, ensuring optimal performance. The 3-pole design provides comprehensive phase protection, while the high power rating of 20kW makes it suitable for a wide range of industrial applications. The device is built to withstand rigorous operational conditions, offering consistent safety and durability for critical electrical infrastructure.
Suitable for
Industrial motor control centers
Commercial HVAC systems
Manufacturing machinery and conveyor belts
Pump and compressor motor protection
When it may not be suitable
This device is not intended for use in residential circuits that do not involve motor protection. It is also not suitable for applications requiring current ratings outside the specified 32-40A range or for systems exceeding the 20kW power capacity.
Key specifications
Number of poles: 3
Current adjustment range: 32-40A
Power rating: 20kW
Protection type: Thermal and magnetic
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. Use the adjustment dial on the front of the unit to set the thermal release to the rated current of the motor being protected. After installation, verify the connections and perform a functional test to ensure the breaker trips correctly under simulated conditions.
What to consider before purchase
Verify the full load current of your motor matches the 32-40A adjustment range.
Ensure the power rating of 20kW is sufficient for your specific motor application.
Check that the enclosure provides adequate space and environmental protection for the breaker.
Confirm compatibility with existing electrical distribution boards.
Usage recommendations
Regularly inspect the circuit breaker for signs of wear or heat damage. Periodically test the tripping mechanism to ensure the device remains responsive and capable of protecting your equipment from electrical faults.

## FAQ

### How much does the Eaton 190021 3-Pole Motor Protection Circuit Breaker cost, and is it available for purchase?

The price is 230.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 62 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 16.07.2026 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 190021 3-Pole Motor Protection Circuit Breaker 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/12464707/68766341_large.webp