# Eaton NZMB1-4-A125 Circuit Breaker, 4-Pole, 125A, 25kA

**URL:** https://aio.lv/en/product--eaton-265809--12460028
**Data updated:** 2026-05-18 09:37 (EEST)
**Category:** Power Sockets
**Manufacturer:** EATON
**Manufacturer code:** 265809
**EAN:** 4015082658090
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 648.49 €
**Prices and availability valid until:** 2026-07-16 23:59
**Price without VAT (21%):** 535.94 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--eaton-265809--12460028

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 07.07.2026 | free |
| Pickup points | 10.07.2026 | 1.99 EUR |
| Courier delivery to door | 10.07.2026 | 4.99 EUR |

## Summary description

The Eaton NZMB1-4-A125 is a high-performance 4-pole molded case circuit breaker designed for reliable electrical protection. With a rated current of 125A and a breaking capacity of 25kA, this device ensures safety in industrial and commercial power distribution systems. It provides effective overload and short-circuit protection, featuring a compact design suitable for various electrical installations requiring robust performance and long-term operational stability.

## Long description

The Eaton NZMB1-4-A125 is a high-performance 4-pole molded case circuit breaker engineered to provide reliable electrical protection in demanding environments. With a rated current of 125A and a robust breaking capacity of 25kA, this device is specifically designed to safeguard industrial and commercial power distribution systems against electrical faults. Its compact construction allows for efficient integration into various electrical panels, ensuring both safety and long-term operational stability for critical infrastructure.
Advantages
This circuit breaker offers exceptional reliability by providing precise overload and short-circuit protection, which helps prevent damage to connected equipment and minimizes downtime. The 4-pole configuration allows for the simultaneous switching of all phases and the neutral conductor, enhancing safety during maintenance and fault conditions. Its durable design ensures consistent performance under varying load conditions, making it a dependable choice for professional electrical installations that require high standards of protection and longevity.
Suitable for
Industrial power distribution systems
Commercial building electrical panels
Protection of electrical circuits with 125A requirements
Systems requiring 4-pole switching for phase and neutral isolation
When it may not be suitable
This device is not intended for residential applications where lower current ratings are standard or where the physical dimensions of the breaker exceed the available space in a consumer unit. It is also not suitable for environments exceeding its specified breaking capacity or for applications requiring specialized protection features not included in this standard molded case design.
Key specifications
Rated current: 125A
Number of poles: 4
Breaking capacity: 25kA
Design type: Molded case circuit breaker
How to use
The Eaton NZMB1-4-A125 should be installed by a qualified electrician in accordance with local electrical codes and safety regulations. The device is typically mounted onto a DIN rail or directly onto a backplate within an electrical enclosure. Ensure that all cable connections are tightened to the manufacturer's specified torque settings to prevent overheating. Once installed, the breaker can be manually switched on or off using the front-facing toggle, and it will automatically trip to the off position in the event of an overload or short circuit.
What to consider before purchase
Verify that the 125A rating matches your circuit load requirements
Ensure the 4-pole configuration is compatible with your distribution system
Check the physical dimensions to ensure it fits within your existing enclosure
Confirm that the 25kA breaking capacity is sufficient for the prospective installation point
Usage recommendations
Regular inspection of the terminal connections and the operational status of the breaker is recommended to ensure continued safety and performance. Do not attempt to modify the internal settings or bypass the protection mechanisms of the device.

## FAQ

### How much does the Eaton NZMB1-4-A125 Circuit Breaker 4P 125A cost, and is it available for purchase?

The price is 648.49 € (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 07.07.2026 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, Leasing for legal entities. All transactions are 100% secure and encrypted.

### Can Eaton NZMB1-4-A125 Circuit Breaker 4P 125A 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/12460028/68762007_large.webp