5G communication circuit breakers

What does NDB6AZ-63H do?

NDB6AZ-63H series are the high-performance circuit breakers, be born only for 5G communication industry. Based on Nader’s technical advantages in R&D and manufacturing of high-end circuit breakers, combined with the advantage of HUAWEI and Samsung electronics in 5G communication technology and rich application experience, association between strong enterprises so that can take advantage of each other’s strengths has developed this series products.

What does the application of NDB6AZ-63H?

NDB6AZ-63H series products are used in communication cabinets or telecommunications equipment rooms, as isolation, short circuit and overload protection for cabinets, equipment rooms and downstream subscriber lines.

-Short-circuit protection

-Over-load protection


What is the product portrait?

Product Series

Frame class

Rated current


Number of poles



6A  10A  16A  20A  25A  32A  40A  50A  63A

Battery or Load

1PN, N pole straight through

Trip characteristics: instantaneous trip range 11In (1±20%)

What are the main technical parameters?

Parameter name

Specific parameter description

Rated voltage (V)

80V DC  230V/240V AC

Rated breaking capacity (kA)

10kA(80V DC)  6.0kA(6-16A, 230V/240V AC)  4.5kA(20-63A, 230V/240V AC)

Electrical endurance (times)

4,000 times

Mechanical life (times)

6,000 times

Circuit breaker insertion

and removal times (times)

200 times

Insertion frame force (N)

≤80 N

Pull out frame force (N)

≤75 N

Plug depth (mm)

23~25 mm

Stripping length (mm)

0.75~6mm²: 12~18

10mm²: 14~18

16mm²: 18±1

Cold pressed end Length (mm)

0.75~6mm²: 10~16

10mm²: 12~16

16mm²: 16±1

Wiring area (mm²)

Bare wire: 0.75~16

Ferrule with plastic sleeve: 0.75~10

Ferrule without plastic sleeve: 16

Cross-sectional area of ferrule: 1.3mm≤Length≤6mm, 1.3mm≤Width≤6mm.

Insulation sleeve or heat shrinkable tube diameter ≤9.5mm when ferrul is inserted into 25mm depth.

Download the datasheet of NDB6AZ-63H

Why NDB6AZ-63H is the best choice in 5G industry?

  1. Perfect customized

Ultra thin and slim sizes, so easy to reduce the large-area remake of the original equipment and cabinet.

  1. Reliable products

These circuit breakers were only born for 5G communication equipment by Nader, Huawei and Samsung electronics, association between strong enterprises so that can take advantage of each other’s strengths has developed the type product.

  1. Certified product protection

Quisure and Nader are strategic partners, so every product sold on the Quisure network is manufactured by Nader and authorized for sale.

How to buy it?

It is recommended that you can contact us directly. At present, Quisure.com is the most effective and guaranteed channel and the only authorized network platform for Nader’s overseas business. Contact Quisure

If you are in the following areas, you can buy directly through our branches or distributors in SingaporeMalaysiaSouth KoreaThailandVietnamPakistan.

At present, Quisure have no offices or distributors in Europe and Australia. You can contact us directly for purchase, and efficient logistics can guarantee on-time delivery.

About Shahbaz Ahmed

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