NA3P40 Klockner Moeller 40A 3 Pole 240V Circuit Breaker

Regular price $800.00
Sale price $800.00 Regular price
Unit price
Save
Ask a question

Ask a Question

* Required fields

Size guide Share

Rush shipping options calculated at checkout.

NA3P40 Klockner Moeller 40A 3 Pole 240V Circuit Breaker

NA3P40 Klockner Moeller 40A 3 Pole 240V Circuit Breaker

Regular price $800.00
Sale price $800.00 Regular price
Unit price

Fast. Free. Right to Your Door

Same day shipping

40k+ Happy Customers

4.5 Average rating

Shop with Confidence

Secure Checkout, Peace of Mind

Online Support

24 hours a day, 7 days a week

Description

Description

The NA3P40 Klockner Moeller 40A 3 Pole 240V Circuit Breaker is engineered for optimal safety and reliability in a variety of electrical applications, whether you are working in residential, commercial, or industrial environments. This miniature circuit breaker is designed to deliver robust protection against overloads and short circuits, ensuring uninterrupted power supply and peace of mind.

Crafted with precision, the NA3P40 offers exceptional performance, making it an essential component for any electrical system. Its compact design allows for easy installation, while its durable construction ensures longevity even in high-demand situations.

  • Rated Current: 40 Amps
  • Poles: 3 Pole
  • Voltage Rating: 240 Volts
  • Type: Miniature Circuit Breaker
  • Interrupting Capacity: 10kA
  • Operating Temperature: -25°C to +60°C
  • Mounting: DIN Rail

With its high interrupting capacity of up to 10kA, this circuit breaker can effectively protect your electrical circuits from potential damages due to surges. The NA3P40 is also equipped with a user-friendly design, making it easy to reset after a trip, thereby minimizing downtime.

Whether you are upgrading your electrical system or making new installations, the NA3P40 Klockner Moeller 40A 3 Pole 240V Circuit Breaker is your reliable choice for safeguarding your electrical circuits. Don’t compromise on safety; invest in the best protection today! Click the button below to add this essential component to your cart now!

Shipping and Returns

Returns

We accept return within 30 days of purchase.

FREE Shipping.

Some orders are eligible for free shipping — just reach out to us to redeem this offer!

Same Day Shipping

Most orders ship within one business day, so you’ll have your item in no time!

1 Year Warranty

We’re proud of the quality of our product and want you to feel confident in your purchase. That’s why we offer a 1-year warranty from the date of purchase.

If anything goes wrong due to a manufacturing issue, we’ll happily repair or replace it — no hassle. Just reach out to us with proof of purchase, and we’ll take care of the rest.

This warranty doesn’t cover accidental damage or misuse, but if you're unsure, we’re always happy to help.

Frequently Asked
Questions

Do you sell both new and used electrical equipment?

Yes! We offer both brand-new and fully tested, certified used electrical components including breakers, bus plugs, and disconnects.

Are your used products tested for safety?


Absolutely. Every used product is inspected, tested, and guaranteed to meet safety and performance standards before being listed for sale.

Can I request a specific brand or model?


Yes. We carry a wide range of brands like Square D, Siemens, GE, Eaton, Cutler-Hammer, Allen-Bradley, and more. If you’re looking for something specific, just contact us!

Do you offer fusible disconnects?


Yes, we stock fusible and non-fusible disconnects in various amperages and configurations for commercial and industrial applications.

What is a bus plug, and how do I know which one I need?


A bus plug connects electrical equipment to a busway system. To choose the right one, you’ll need to know your voltage, amperage, plug-in style, and brand compatibility. Contact us for help if you're unsure.





Can I return or exchange a product?

We offer hassle-free returns on most items. Conditions may vary between new and used products, so check our return policy or reach out for details.

Do you offer bulk pricing or discounts for contractors?

Yes! If you’re buying in volume or placing recurring orders, we offer special pricing for contractors and resellers. Reach out for a custom quote.

How fast do you ship?

Most orders ship within 1–2 business days. Expedited shipping is available if you’re on a tight deadline.

Can I get help choosing the right breaker or disconnect?


Definitely. Our team is here to help you pick the right specs, compatibility, and configuration for your project. Call, chat, or email us anytime!

Over 40,000+
Happy Customers


Great quality breakers and bus plugs. Easy to install, no issues, and they’ve held up well on every job. Reliable gear we trust.


These breakers and bus plugs were perfect for our plant upgrade. Fast delivery, solid build, and smooth integration. Very satisfied!