# Eaton Z-MS-0,40/3 3-Pole Motor Protection Circuit Breaker, 0.09kW, 0.25-0.4A

**URL:** https://aio.lv/en/product--eaton-248404--12469914
**Data updated:** 2026-05-18 09:27 (EEST)
**Category:** Power Sockets
**Manufacturer:** EATON
**Manufacturer code:** 248404
**EAN:** 4015082484040
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 50.49 €
**Prices and availability valid until:** 2026-07-29 23:59
**Price without VAT (21%):** 41.73 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--eaton-248404--12469914

## 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 Z-MS-0,40/3 is a reliable 3-pole motor protection circuit breaker designed for the safe switching and protection of electric motors. With a power rating of 0.09kW and an adjustable thermal release range of 0.25-0.4A, it provides effective protection against overloads and short circuits in industrial and commercial electrical systems.

## Long description

The Eaton Z-MS-0,40/3 is a professional 3-pole motor protection circuit breaker engineered to ensure the operational safety and longevity of electric motors. This device is specifically designed to handle switching tasks while providing robust protection against electrical faults in various industrial and commercial environments. With a power rating of 0.09kW and a precise adjustable thermal release range of 0.25-0.4A, it serves as a critical component for maintaining stable motor performance.
Advantages
This motor protection circuit breaker offers high reliability in demanding electrical systems by combining switching and protective functions into a single compact unit. Its adjustable thermal release allows for precise calibration according to the specific requirements of the connected motor, ensuring that overloads are detected and interrupted before damage occurs. The 3-pole design ensures comprehensive phase protection, contributing to a safer electrical installation and reducing the risk of downtime caused by motor failure.
Suitable for
Industrial motor control centers
Commercial ventilation and pump systems
Small machinery and conveyor belt drives
Electrical distribution panels requiring motor protection
When it may not be suitable
This device is not intended for use with motors exceeding the 0.09kW power rating or those requiring a current setting outside the 0.25-0.4A range. It is also not suitable for applications requiring advanced electronic communication or remote monitoring features.
Key specifications
Number of poles: 3
Power rating: 0.09kW
Thermal release range: 0.25-0.4A
Function: Motor protection and switching
How to use
The device should be installed by a qualified electrician within a suitable electrical enclosure. After mounting the unit onto a standard DIN rail, connect the power supply and motor cables to the designated terminals, ensuring all connections are tightened to the manufacturer's specified torque. Once installed, the thermal release current should be adjusted to match the nominal current of the motor being protected.
What to consider before purchase
Verify the nominal current of your motor matches the 0.25-0.4A adjustment range
Ensure the installation environment meets the required IP rating for the enclosure
Confirm that the 0.09kW power rating is sufficient for your specific motor application
Usage recommendations
Regularly inspect the circuit breaker for signs of wear and perform periodic testing of the trip mechanism to ensure continued operational safety and compliance with electrical standards.

## FAQ

### How much does the Eaton Z-MS-0,40/3 Motor Protection Circuit Breaker cost, and is it available for purchase?

The price is 50.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 2 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. 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/12469914/68772681_large.webp