NT00
Esinele
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The Esinele NT00 Knife Blade Protection Fuse, also known as a conductor protection fuse, is a non-resettable electrical safety component designed to safeguard circuits and conductors from overload and short-circuit damages. It features a rectangular ceramic housing structure with metal blade-style terminals at both ends, ensuring stable electrical connections. The internal fuse element is securely linked to the cover plate and blade terminals inside the housing. Most models are equipped with a trip indicator, which provides clear visual signals once the fuse element blows. Each cover plate is fitted with a metal extraction lug, allowing quick and convenient removal from the fuse holder with a recommended NH fuse puller tool. As a one-time fuse, it must be replaced with a product of identical specifications after operation to restore circuit protection functions.
The primary function of the NT00 Knife Blade Fuse is conductor protection. It breaks the circuit rapidly when the current exceeds the rated value, preventing overheating of conductors and avoiding potential fire hazards or equipment damage. Compliant with the IEC 60269 international safety standard, this fuse ensures reliable performance in various low-voltage electrical systems.

Parameter | Details |
Brand | Esinele |
Model | NT00 |
Current Rating | 100A |
Voltage Rating | 500V |
Breaking Capacity | 120kA |
Operation Speed | gG |
Safety Standard | IEC 60269 |
Housing Material | Ceramic |
Product Type | Non-resettable Knife Blade Fuse |
Place of Origin | Zhejiang, China |
The NT00 Knife Blade Fuse is widely used in industrial low-voltage distribution cabinets. It protects the internal conductors of the cabinets from overload currents, ensuring the stable operation of the entire distribution system. Its high breaking capacity of 120kA makes it suitable for harsh industrial environments with frequent current fluctuations.
In motor control systems, this fuse provides effective protection for the connecting conductors of motors. When the motor starts abnormally or experiences a short circuit, the fuse blows instantly to cut off the power supply, preventing damage to the motor and related electrical components.
It is also applicable to the electrical systems of commercial buildings and residential complexes. It can be installed in power distribution boxes to protect the conductors of lighting, air conditioning, and other electrical equipment, improving the overall safety of the building's power supply.
With a breaking capacity of 500V-120kA, the fuse can quickly interrupt high fault currents, effectively protecting circuits and equipment from severe impacts.
The built-in trip indicator allows maintenance personnel to quickly identify blown fuses. The metal extraction lug matches the NH fuse puller tool, enabling fast replacement and reducing maintenance time.
Adopting a high-quality ceramic housing, the fuse has good insulation and heat resistance. It complies with the IEC 60269 standard, meeting the safety requirements of global markets and ensuring safe use in various scenarios.
Select a fuse holder that matches the NT00 model to ensure the fuse is installed firmly without loosening. Align the metal blade terminals of the fuse with the slots of the holder and insert it in place until there is no obvious shaking. Confirm that the circuit voltage and current match the fuse’s rated parameters before powering on.
Do not reuse a blown fuse; replace it with an Esinele NT00 fuse of the same specifications to avoid circuit protection failure. Use a dedicated NH fuse puller tool during replacement; do not disassemble it manually to prevent electric shock or component damage. Regularly check the status of the trip indicator. If the fuse is found to be blown, cut off the power supply in time before replacement.
Observe the trip indicator on the fuse cover plate. If the indicator changes color or pops up, it means the fuse element has blown and needs to be replaced.
No. The fuse’s rated voltage is 500V. Using it in a higher-voltage circuit will cause insulation breakdown and potential safety hazards.
The gG speed indicates that the fuse is suitable for general-purpose protection. It can withstand short-term overload currents during motor startup and blow quickly when a short circuit occurs, balancing protection and equipment operation needs.
Are you looking for a reliable conductor protection fuse for your electrical system? The Esinele NT00 Knife Blade Fuse with excellent performance and user-friendly design is your ideal choice! Click the Inquire button to learn about the latest quotation and delivery terms, or directly add the product to the Basket to complete your purchase. Protect your circuit safety and choose Esinele high-quality fuses!
The Esinele NT00 Knife Blade Protection Fuse, also known as a conductor protection fuse, is a non-resettable electrical safety component designed to safeguard circuits and conductors from overload and short-circuit damages. It features a rectangular ceramic housing structure with metal blade-style terminals at both ends, ensuring stable electrical connections. The internal fuse element is securely linked to the cover plate and blade terminals inside the housing. Most models are equipped with a trip indicator, which provides clear visual signals once the fuse element blows. Each cover plate is fitted with a metal extraction lug, allowing quick and convenient removal from the fuse holder with a recommended NH fuse puller tool. As a one-time fuse, it must be replaced with a product of identical specifications after operation to restore circuit protection functions.
The primary function of the NT00 Knife Blade Fuse is conductor protection. It breaks the circuit rapidly when the current exceeds the rated value, preventing overheating of conductors and avoiding potential fire hazards or equipment damage. Compliant with the IEC 60269 international safety standard, this fuse ensures reliable performance in various low-voltage electrical systems.

Parameter | Details |
Brand | Esinele |
Model | NT00 |
Current Rating | 100A |
Voltage Rating | 500V |
Breaking Capacity | 120kA |
Operation Speed | gG |
Safety Standard | IEC 60269 |
Housing Material | Ceramic |
Product Type | Non-resettable Knife Blade Fuse |
Place of Origin | Zhejiang, China |
The NT00 Knife Blade Fuse is widely used in industrial low-voltage distribution cabinets. It protects the internal conductors of the cabinets from overload currents, ensuring the stable operation of the entire distribution system. Its high breaking capacity of 120kA makes it suitable for harsh industrial environments with frequent current fluctuations.
In motor control systems, this fuse provides effective protection for the connecting conductors of motors. When the motor starts abnormally or experiences a short circuit, the fuse blows instantly to cut off the power supply, preventing damage to the motor and related electrical components.
It is also applicable to the electrical systems of commercial buildings and residential complexes. It can be installed in power distribution boxes to protect the conductors of lighting, air conditioning, and other electrical equipment, improving the overall safety of the building's power supply.
With a breaking capacity of 500V-120kA, the fuse can quickly interrupt high fault currents, effectively protecting circuits and equipment from severe impacts.
The built-in trip indicator allows maintenance personnel to quickly identify blown fuses. The metal extraction lug matches the NH fuse puller tool, enabling fast replacement and reducing maintenance time.
Adopting a high-quality ceramic housing, the fuse has good insulation and heat resistance. It complies with the IEC 60269 standard, meeting the safety requirements of global markets and ensuring safe use in various scenarios.
Select a fuse holder that matches the NT00 model to ensure the fuse is installed firmly without loosening. Align the metal blade terminals of the fuse with the slots of the holder and insert it in place until there is no obvious shaking. Confirm that the circuit voltage and current match the fuse’s rated parameters before powering on.
Do not reuse a blown fuse; replace it with an Esinele NT00 fuse of the same specifications to avoid circuit protection failure. Use a dedicated NH fuse puller tool during replacement; do not disassemble it manually to prevent electric shock or component damage. Regularly check the status of the trip indicator. If the fuse is found to be blown, cut off the power supply in time before replacement.
Observe the trip indicator on the fuse cover plate. If the indicator changes color or pops up, it means the fuse element has blown and needs to be replaced.
No. The fuse’s rated voltage is 500V. Using it in a higher-voltage circuit will cause insulation breakdown and potential safety hazards.
The gG speed indicates that the fuse is suitable for general-purpose protection. It can withstand short-term overload currents during motor startup and blow quickly when a short circuit occurs, balancing protection and equipment operation needs.
Are you looking for a reliable conductor protection fuse for your electrical system? The Esinele NT00 Knife Blade Fuse with excellent performance and user-friendly design is your ideal choice! Click the Inquire button to learn about the latest quotation and delivery terms, or directly add the product to the Basket to complete your purchase. Protect your circuit safety and choose Esinele high-quality fuses!