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Home Protection devices DIN rail protection devices Fuses

Fuses for electrical circuit protection

Fuses protect electrical circuits, cables and equipment against overload and short-circuit current. When the current exceeds the fuse’s specified limit, its fusible element melts and interrupts the circuit, helping reduce the risk of damage to the electrical installation and connected equipment.

This category includes cylindrical fuse-links and NH fuse-links for various distribution, control and industrial electrical applications. When selecting a suitable fuse, consider its type and size, rated current, rated voltage, breaking capacity, operating characteristic and compatibility with the fuse holder or base. After operating, the fuse-link must be replaced with a product of the same utilization category and suitable electrical ratings.

Cylindrical fuses Cylindrical fuses NH fuses NH fuses
Image Product Name Unit Price Product Code Availability Quantity
NH2 gTr 144A/400V fuse link, VEXEN NH2GTR100kVA NH2 gTr 144A/400V fuse link, VEXEN NH2GTR100kVA 34.88€ NH2GTR100KVA
Stock products
NH3 gG 250A/500V fuse link, VEXEN NH3GG250A500V NH3 gG 250A/500V fuse link, VEXEN NH3GG250A500V 20.57€ NH3GG250A500V
Stock products
10x38 gG 8A cylindrical fuse link 500VAC 10x38 gG 8A cylindrical fuse link 500VAC 2.04€ CH1038008GG500AC
Stock products
14x51 gG 25A cylindrical fuse link 500VAC 14x51 gG 25A cylindrical fuse link 500VAC 3.87€ CH1451025GG500AC
Stock products
NH000 gG 100A/500V fuse link, VEXEN NH000GG100A500V NH000 gG 100A/500V fuse link, VEXEN NH000GG100A500V 3.75€ NH000GG100A500V
Stock products
NH1 gG 16A/500V fuse link, VEXEN NH1GG16A500V NH1 gG 16A/500V fuse link, VEXEN NH1GG16A500V 8.68€ NH1GG16A500V
Stock products
NH1 gG 63A/500V fuse link, VEXEN NH1GG63A500V NH1 gG 63A/500V fuse link, VEXEN NH1GG63A500V 6.99€ NH1GG63A500V
Stock products
NH2 gG 315A/500V fuse link, VEXEN NH2GG315A500V NH2 gG 315A/500V fuse link, VEXEN NH2GG315A500V 15.03€ NH2GG315A500V
Stock products
NH2 gTr 180A/400V fuse link, VEXEN NH2GTR125kVA NH2 gTr 180A/400V fuse link, VEXEN NH2GTR125kVA 36.05€ NH2GTR125KVA
Stock products
NH3 gTr 144A/400V fuse link, VEXEN NH3GTR100kVA NH3 gTr 144A/400V fuse link, VEXEN NH3GTR100kVA 45.38€ NH3GTR100KVA
Stock products
NH4a gG 500A/500V fuse link, VEXEN NH4aGG500A500V NH4a gG 500A/500V fuse link, VEXEN NH4aGG500A500V 167.95€ NH4AGG500A500V
Stock products
NH00-NH3 insulated fuse change handle, VEXEN NHR003 NH00-NH3 insulated fuse change handle, VEXEN NHR003 34.92€ NHR003
Stock products
10x38 gG 10A cylindrical fuse link 500VAC 10x38 gG 10A cylindrical fuse link 500VAC 1.83€ CH1038010GG500AC
Stock products
14x51 gG 32A cylindrical fuse link 500VAC 14x51 gG 32A cylindrical fuse link 500VAC 4.49€ CH1451032GG500AC
Stock products
22x58 gG 100A cylindrical fuse link 500VAC 22x58 gG 100A cylindrical fuse link 500VAC 9.96€ CH2258100GG500AC
Stock products
NH000 gG 10A/500V fuse link, VEXEN NH000GG10A500V NH000 gG 10A/500V fuse link, VEXEN NH000GG10A500V 6.12€ NH000GG10A500V
Stock products
NH000 gG 63A/500V fuse link, VEXEN NH000GG63A500V NH000 gG 63A/500V fuse link, VEXEN NH000GG63A500V 3.65€ NH000GG63A500V
Stock products
NH1 gG 200A/500V fuse link, VEXEN NH1GG200A500V NH1 gG 200A/500V fuse link, VEXEN NH1GG200A500V 9.68€ NH1GG200A500V
Stock products
NH1 gG 80A/500V fuse link, VEXEN NH1GG80A500V NH1 gG 80A/500V fuse link, VEXEN NH1GG80A500V 7.08€ NH1GG80A500V
Stock products
NH2 gG 32A/500V fuse link, VEXEN NH2GG32A500V NH2 gG 32A/500V fuse link, VEXEN NH2GG32A500V 14.49€ NH2GG32A500V
Stock products
NH2 gTr 144A/400V fuse link, VEXEN NH2GTR100kVA
NH2 gTr 144A/400V fuse link, VEXEN NH2GTR100kVA Product Code: NH2GTR100KVA Stock products 34.88€
NH3 gG 250A/500V fuse link, VEXEN NH3GG250A500V
NH3 gG 250A/500V fuse link, VEXEN NH3GG250A500V Product Code: NH3GG250A500V Stock products 20.57€
10x38 gG 8A cylindrical fuse link 500VAC
10x38 gG 8A cylindrical fuse link 500VAC Product Code: CH1038008GG500AC Stock products 2.04€
14x51 gG 25A cylindrical fuse link 500VAC
14x51 gG 25A cylindrical fuse link 500VAC Product Code: CH1451025GG500AC Stock products 3.87€
NH000 gG 100A/500V fuse link, VEXEN NH000GG100A500V
NH000 gG 100A/500V fuse link, VEXEN NH000GG100A500V Product Code: NH000GG100A500V Stock products 3.75€
NH1 gG 16A/500V fuse link, VEXEN NH1GG16A500V
NH1 gG 16A/500V fuse link, VEXEN NH1GG16A500V Product Code: NH1GG16A500V Stock products 8.68€
NH1 gG 63A/500V fuse link, VEXEN NH1GG63A500V
NH1 gG 63A/500V fuse link, VEXEN NH1GG63A500V Product Code: NH1GG63A500V Stock products 6.99€
NH2 gG 315A/500V fuse link, VEXEN NH2GG315A500V
NH2 gG 315A/500V fuse link, VEXEN NH2GG315A500V Product Code: NH2GG315A500V Stock products 15.03€
NH2 gTr 180A/400V fuse link, VEXEN NH2GTR125kVA
NH2 gTr 180A/400V fuse link, VEXEN NH2GTR125kVA Product Code: NH2GTR125KVA Stock products 36.05€
NH3 gTr 144A/400V fuse link, VEXEN NH3GTR100kVA
NH3 gTr 144A/400V fuse link, VEXEN NH3GTR100kVA Product Code: NH3GTR100KVA Stock products 45.38€
NH4a gG 500A/500V fuse link, VEXEN NH4aGG500A500V
NH4a gG 500A/500V fuse link, VEXEN NH4aGG500A500V Product Code: NH4AGG500A500V Stock products 167.95€
NH00-NH3 insulated fuse change handle, VEXEN NHR003
NH00-NH3 insulated fuse change handle, VEXEN NHR003 Product Code: NHR003 Stock products 34.92€
10x38 gG 10A cylindrical fuse link 500VAC
10x38 gG 10A cylindrical fuse link 500VAC Product Code: CH1038010GG500AC Stock products 1.83€
14x51 gG 32A cylindrical fuse link 500VAC
14x51 gG 32A cylindrical fuse link 500VAC Product Code: CH1451032GG500AC Stock products 4.49€
22x58 gG 100A cylindrical fuse link 500VAC
22x58 gG 100A cylindrical fuse link 500VAC Product Code: CH2258100GG500AC Stock products 9.96€
NH000 gG 10A/500V fuse link, VEXEN NH000GG10A500V
NH000 gG 10A/500V fuse link, VEXEN NH000GG10A500V Product Code: NH000GG10A500V Stock products 6.12€
NH000 gG 63A/500V fuse link, VEXEN NH000GG63A500V
NH000 gG 63A/500V fuse link, VEXEN NH000GG63A500V Product Code: NH000GG63A500V Stock products 3.65€
NH1 gG 200A/500V fuse link, VEXEN NH1GG200A500V
NH1 gG 200A/500V fuse link, VEXEN NH1GG200A500V Product Code: NH1GG200A500V Stock products 9.68€
NH1 gG 80A/500V fuse link, VEXEN NH1GG80A500V
NH1 gG 80A/500V fuse link, VEXEN NH1GG80A500V Product Code: NH1GG80A500V Stock products 7.08€
NH2 gG 32A/500V fuse link, VEXEN NH2GG32A500V
NH2 gG 32A/500V fuse link, VEXEN NH2GG32A500V Product Code: NH2GG32A500V Stock products 14.49€

Fuses for electrical circuit protection

A fuse is an overcurrent protective device containing an element that melts under specified conditions and interrupts the electrical circuit. It responds to excessive current and helps protect conductors, cables, distribution equipment and other electrical devices against damage caused by overload or short circuits. Unlike a circuit breaker, an operated fuse cannot be reset; the fuse-link must be replaced.

Main types of fuse-links

  • Cylindrical fuse-links are compact protective components installed in compatible fuse holders or switch disconnectors.
  • NH fuse-links are used to protect higher-power electrical circuits and distribution systems with suitable fuse bases or fuse-switch disconnectors.
  • Different utilization categories allow the protective characteristic to be matched to the circuit and load type.

How to select a suitable fuse

First check the fuse-link’s construction and dimensions to ensure that it fits the intended holder or base. Its rated current must be selected according to the protected conductors, connected load and protection coordination, while the rated voltage must be suitable for the electrical system.

The breaking capacity is also important because it indicates the prospective short-circuit current that the fuse can safely interrupt. The utilization category and time-current characteristic determine how the device responds to overload, short circuits and temporary current peaks. A replacement must not be chosen by physical size alone; all relevant electrical ratings must be compared. Fuse selection and replacement should comply with the electrical design, equipment requirements and safe working procedures.