# Eaton Z-MS-40/2 Motor Protection Circuit Breaker, 2-Pole, 18.5 kW, 25-40A

**URL:** https://aio.lv/en/product--eaton-248401--12465334
**Data updated:** 2026-05-18 09:28 (EEST)
**Category:** Power Sockets
**Manufacturer:** EATON
**Manufacturer code:** 248401
**EAN:** 4015082484019
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 42.49 €
**Prices and availability valid until:** 2026-08-13 23:59
**Price without VAT (21%):** 35.12 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--eaton-248401--12465334

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 31.07.2026 | free |
| Pickup points | 05.08.2026 | 1.89 EUR |
| Courier delivery to door | 05.08.2026 | 4.99 EUR |

## Summary description

The Eaton Z-MS-40/2 is a reliable 2-pole motor protection circuit breaker designed for industrial and commercial applications. With a power rating of 18.5 kW and an adjustable current range of 25-40A, it provides essential protection against overloads and short circuits. This compact device ensures safe operation and longevity for connected electrical motors, making it an ideal choice for professional electrical installations and control systems.

## Long description

The Eaton Z-MS-40/2 is a high-performance 2-pole motor protection circuit breaker engineered to safeguard electrical motors in demanding industrial and commercial environments. This device is specifically designed to prevent damage from overloads and short circuits, ensuring the continuous and safe operation of your machinery. With a robust power rating of 18.5 kW and a flexible, adjustable current range between 25A and 40A, it offers precise control and reliable protection for various motor-driven applications.
Advantages
This circuit breaker stands out due to its compact design, which allows for efficient space utilization within electrical cabinets and control panels. Its high-quality construction ensures long-term durability and consistent performance under varying load conditions. By providing rapid response times during fault events, the Eaton Z-MS-40/2 effectively minimizes downtime and protects expensive motor equipment from thermal stress and electrical failures, contributing to a more stable and efficient operational workflow.
Suitable for
Industrial motor control systems
Commercial ventilation and pump installations
Professional electrical distribution boards
Protection of single-phase motor circuits
This device may not be suitable for applications requiring three-phase motor protection, as it is specifically designed as a 2-pole unit. Furthermore, it is not intended for use in environments exceeding its specified current range or in high-voltage systems beyond its rated capacity.
Key specifications
Number of poles: 2
Power rating: 18.5 kW
Adjustable current range: 25-40A
Application: Motor protection
Installation should be performed by a qualified professional in accordance with local electrical regulations. The device is typically mounted on a standard DIN rail within an enclosure. Once mounted, the current setting should be adjusted to match the nominal current of the connected motor using the integrated adjustment dial. Ensure all terminal connections are tightened to the specified torque to prevent overheating.
What to consider before purchase
Verify the current requirements of your motor to ensure they fall within the 25-40A range.
Confirm that your system configuration requires a 2-pole protection device.
Check the available space in your electrical cabinet for DIN rail mounting.
For optimal performance and safety, regularly inspect the terminal connections and test the tripping mechanism periodically as part of your routine maintenance schedule.

## FAQ

### How much does the Eaton Z-MS-40/2 Motor Protection Circuit Breaker cost, and is it available for purchase?

The price is 42.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 9 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 31.07.2026 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/12465334/68766869_large.webp