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header-product Eaton NZMB1-A40 3-Pole Circuit Breaker, 40A, 440V
237.49 €

Eaton NZMB1-A40 3-Pole Circuit Breaker, 40A, 440V

Eaton NZMB1-A40 3-Pole Circuit Breaker Photo 1
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Eaton NZMB1-A40 3-Pole Circuit Breaker, 40A, 440V

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Short description

The Eaton NZMB1-A40 is a 3-pole molded case circuit breaker designed for reliable electrical circuit protection. With a rated current of 40 A and a rated voltage of 440 V, it features a thermal-magnetic (TM) release mechanism. This device is rated IP20 and is suitable for industrial and commercial power distribution applications, ensuring safe operation and effective overload protection in electrical systems.
Available for order: 2 pcs.
Warranty: 2 Years
SKU: 3424073
free shipment

Cheapest delivery:

Venipak Pickup LV, Venipak Locker LV

Pick-up points

Venipak Pickup LV

Venipak Locker LV

Cost

1.89 €

Deliver

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Customer service center
2b. Kengaraga str., Riga, Latvia, LV-1063
29.07.2026 {{selectedOffer.officeDeliveryString}}
free
Courier Delivery Please note that in case of a large parcel additional delivery costs may apply!
03.08.2026 {{selectedOffer.courierDeliveryString}}
From 4.99 € (Weight: 1.05 kg)
Parcel couriers
Venipak Pickup LV / Venipak Locker LV / Latvijas Pasts pakomāts / Unisend LV / DPD Paku skapis / Omniva LV / Latvijas Pasts nodaļa
03.08.2026 {{selectedOffer.parcelStationDeliveryString}}
From 1.89 €
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pay in 3 equal parts

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3 mth. х 79.16 €

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All payment Methods:
Bank transfer, Bank cards on-line, Apple Pay, Google Pay, Installment
36 months installment: from 6.60 euros per month
Together cheaper
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Product information

Description

The Eaton NZMB1-A40 is a robust 3-pole molded case circuit breaker engineered to provide dependable protection for electrical circuits in various environments. This device is designed to handle a rated current of 40 A and a rated voltage of 440 V, utilizing a reliable thermal-magnetic release mechanism to safeguard systems against overloads and short circuits. Its compact and durable construction makes it an essential component for maintaining the integrity and safety of electrical distribution networks.

Advantages

This circuit breaker offers high operational reliability due to its precision-engineered thermal-magnetic release, which ensures consistent performance under varying load conditions. The 3-pole configuration allows for effective management of three-phase power systems, providing comprehensive protection across all phases. Its design prioritizes ease of integration into standard electrical panels, while the robust housing ensures long-term durability in demanding industrial and commercial settings.

Suitable for

  • Industrial power distribution systems
  • Commercial building electrical panels
  • Motor protection applications
  • General electrical circuit overload protection

When it may not be suitable

This device is not intended for use in environments with high moisture or dust levels, as it carries an IP20 rating, meaning it lacks protection against water ingress and requires a protective enclosure. It is also not suitable for applications requiring higher current ratings or specific electronic trip units beyond the standard thermal-magnetic capabilities provided.

Key specifications

  • Number of poles: 3
  • Rated current: 40 A
  • Rated voltage: 440 V
  • Release mechanism: Thermal-magnetic
  • Ingress protection rating: IP20

How to use

The Eaton NZMB1-A40 should be installed by a qualified electrician within a suitable distribution board or enclosure. Ensure that the supply voltage and current requirements of your system match the specifications of the breaker before installation. Secure the device onto the mounting rail or backplate, connect the input and output cables according to the terminal markings, and ensure all connections are tightened to the manufacturer's specified torque to prevent overheating.

What to consider before purchase

  • Verify that the 40 A current rating matches your circuit load requirements.
  • Ensure the installation environment is dry and protected from environmental elements.
  • Confirm that the 440 V voltage rating is compatible with your electrical network.
  • Check the available space in your distribution board for a 3-pole molded case breaker.

Usage recommendations

Regularly inspect the circuit breaker for any signs of physical damage or loose connections. It is recommended to perform periodic testing of the switching mechanism to ensure continued operational readiness and to verify that the thermal-magnetic release functions correctly within the system parameters.

Specifications

Product colour:
Black, White
All features
Storage temperature (T-T):
-40 - 70
Type of release:
TM

Power

Rated current:
40 A
Rated voltage:
440 V

Weight & dimensions

Height:
145 mm
Width:
90 mm
Depth:
84.5 mm

Design

Certification:
IEC/EN 60947
Product colour:
Black, White
International Protection (IP) code: Device protection rating against dust and water according to the international IP standard.
IP20

Features

Operating temperature (T-T):
-25 - 70
Number of poles:
3

Description

Machine translation. Load original

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Customer reviews

Customer questions

FAQ

How much does the Eaton NZMB1-A40 3-Pole Circuit Breaker cost, and is it available for purchase?

The price is 237.49 € (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 29.07.2026 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 NZMB1-A40 3-Pole Circuit Breaker be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. We work with leading banks and leasing companies in Latvia, allowing you to make your purchase on convenient terms — with a minimal down payment and a repayment period from 3 to 36 months. You can apply for credit or installments for the Eaton NZMB1-A40 3-Pole Circuit Breaker online, and the application process is as simple as possible:
  • Select the product on the website and add it to your cart;
  • When placing your order, choose the payment method “Installments”;
  • Fill in the required details for the lending partner;
  • Receive a decision within a few minutes.
For more information about available payment options, interest-free installment terms, and credit conditions in Latvia, please visit the Payment page.

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. We will assist with consultation, warranty claim processing, and coordination with certified service centers.

How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: product colour, compatibility with your devices or usage conditions, material quality, functionality, and warranty terms. These characteristics will help you determine how well the model meets your needs.
warranty
14-Day Return Policy We are confident in our quality, but if the purchase doesn’t fit — you have 14 days to return the product with peace of mind.
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Quality Since 2008 AiO.lv has been on the market for over 18 years and has earned trust — with more than 6000 genuine positive reviews on Google.