Name: China Customized NH Fuse Holder Manufacturers Suppliers Factory - Wholesale Service - Jasco Electric
Brand: Jasco
SKU: 319632727

Product Description

Our NH (NT) blade-contact fuses are manufactured in strict accordance with international IEC standards and are widely used in low-voltage power distribution. The system combines lightweight fuse links with specialized high-breaking-capacity (HRC) low-voltage fuse bases to meet diverse protection requirements across various operating conditions, providing comprehensive protection for industrial electrical circuits.

The matching fuse bases feature a precision-engineered contact structure, robust insulating materials, and a safe, fully enclosed design. Regardless of operating conditions, the bases maintain stable electrical contact and excellent heat dissipation, effectively extending the product's service life. A modular design facilitates on-site installation, fuse replacement, and routine maintenance, thereby ensuring operational efficiency.

This standardized system provides targeted short-circuit and overload protection for motor power circuits, reducing the risk of equipment failure caused by abnormal current surges and ensuring the continuous, stable operation of the entire power system.

Product Specification

Item	Parameter
Product Name	NH Fuse Holder
Matched Fuse	NH (NT) Knife-blade Fuse
Available Sizes	A00, A0, A1, A2
Rated Insulation Voltage	690V AC
Rated Operational Voltage	500V / 690V AC
Rated Current	2A ~ 400A (Subject to size)
Main Conductive Material	Brass, color zinc plated
Insulation Material	High-strength heat-resistant insulating material
Utilization Category	gG, aM, gR, aR
Compliance Standard	IEC 60269
Ambient Temperature	-30℃ ~ +70℃
Altitude	≤2000 m
Relative Humidity	≤95%, non-condensing
Features	Anti-loosening structure, excellent heat dissipation, easy installation and replacement
Application	Low voltage switchgear, distribution box, motor circuit, PV power system
Certification	CE / ISO
MOQ	24PCS
Delivery Time	15 days

Operating Environment Conditions

Ambient temperature: -30℃ ~ +70℃
Altitude: ≤2000 m Relative humidity: ≤95%, non-condensing
Installation site: Free of explosive dust, corrosive gas and severe vibration.

Our Advantages

01/

JASCO is a leading manufacturer based in Yueqing - integrating wholesale and retail operations - with over 20 years of experience in the R&D of fuses and fuse bases.

02/

Backed by professional technical expertise, we provide industry-leading services and ODM/OEM solutions that meet rigorous quality requirements and standards.

03/

We possess extensive experience in international projects; our products are exported to the Middle East, Africa, Southeast Asia, Europe, and beyond, serving a wide range of government projects and energy markets.

04/

The material offers excellent stability, featuring superior thermal insulation, arc resistance, and dielectric properties; its compact, modular design facilitates easy fuse replacement, helping to reduce energy consumption and maintenance time.

05/

The products comply with the IEC 60269 standard and are compatible with various types of equipment; the peak characteristics of the A00, A0, A1, and A2 specifications demonstrate strong consistency and positive correlation with the peak performance of NH specifications.

Package

FAQ

Question 1: What is the function of the NH fuse base?

Answer 1: The NH (NT) fuse base is a core component of the NH fuse system. It ensures a reliable electrical connection and serves as a critical part of the fuse assembly, providing effective protection against short-circuit faults.

Question 2: What are the technical specifications regarding the rated voltage of the NH fuse base?

Answer 2: It has an insulation voltage of 690 V AC, with rated operational voltages of 500 V AC and 690 V AC.

Question 3: What materials are used for the contact elements?

Answer 3: The conductive contacts ensure connection reliability and ease of use, while the housing is made from durable, heat-resistant materials.

Question 4: In which fields is this fuse series used?

Answer 4: The NH fuse series includes types such as gG, aM, gR, and aR, meeting the requirements of various applications ranging from general-purpose use and motor circuits to semiconductor protection.

Question 5: What are the Minimum Order Quantity (MOQ) and lead time?

Answer 5: The MOQ is 24 units. The standard lead time is 15 working days.

Question 6: Is the fuse within the base replaceable?

Answer 6: Yes. As a key component, the locking element may require replacement for maintenance purposes, and this operation can be performed on-site.

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