MERSEN FUSE 1000 C4 URD 125 L D80 1000C4URD125LD80

Q: What is the current rating of this fuse?

The Mersen M076417 has a 125 A rated current.

Q: What voltage is this fuse designed for?

This Protistor® fuse is rated for 1000 V AC (IEC) operation.

High-Speed Fuse providing rapid and reliable circuit protection up to 1000VAC at 125A with integrated striker for remote indication. Suitable for industrial and power electronics applications.

SKU: M076417Alt SKU: DN00UD10C125LMPN: M076417

List Price £172.03 ex VAT

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£172.03

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Manufacturer Lead Time

£172.03

Why Choose the Mersen M076417 Protistor® High-Speed Fuse?

The Mersen M076417 (DN00UD10C125L) is a premium square body high-speed semiconductor protection fuse developed to provide rapid short-circuit protection for sensitive power electronic equipment. As part of the renowned Mersen Protistor® series, this ultra-fast aR fuse is specifically designed to safeguard IGBTs, thyristors, diodes and other semiconductor devices used in industrial power conversion systems.

Manufactured with silver-plated contacts and advanced arc-quenching technology, the M076417 delivers exceptionally low let-through energy (I²t) and a high interrupting capacity, helping minimise damage during fault conditions. Its NH00 square body design with DIN 80 blade terminals ensures simple installation and reliable long-term performance in demanding industrial environments.

Rated at 125 A with a 1000 V AC IEC operating voltage, the M076417 is ideal for protecting modern drives, converters, UPS systems and renewable energy equipment where dependable semiconductor protection is essential.

Key Advantages

Ultra-fast aR semiconductor protection fuse for power electronics.
125 A current rating suitable for industrial power conversion equipment.
1000 V AC IEC rating supports high-voltage applications.
Provides reliable protection for IGBTs, thyristors and semiconductor devices.
Low I²t characteristics help reduce equipment damage during faults.
DIN 80 blade terminals allow straightforward installation and replacement.

Key Features

Mersen Protistor® high-speed fuse series.
Catalogue number: DN00UD10C125L.
125 A rated current.
1000 V AC IEC rated voltage.
Ultra-fast aR operating characteristic.
Square body NH00 construction.
Integrated striker for remote fuse indication.
Silver-plated blade contacts for reliable conductivity.

Reliable Protection for Power Conversion Equipment

The Mersen Protistor® M076417 is engineered to interrupt high fault currents before they can damage expensive semiconductor devices. Its ultra-fast response and low energy let-through characteristics help improve equipment reliability while reducing maintenance costs and unplanned downtime.

This fuse is widely specified by OEMs and electrical engineers for industrial automation, renewable energy systems and power conversion equipment where fast semiconductor protection is critical.

Typical Applications

Variable frequency drives (VFDs).
Industrial motor control systems.
Power converters and rectifiers.
UPS and backup power systems.
Solar and renewable energy inverters.
Industrial automation and semiconductor protection.

Technical Specifications

Item number	M076417
Catalogue No	DN00UD10C125L
Description	Square Body High-Speed Fuse Protistor® Size NH 00 aR 1000VAC IEC 125A With Striker DIN 80 Blades
EAN/UPC Code	3605340017304
Rated voltage AC IEC	1000 V
Ampere Rating	125 A
AC or DC	AC
Speed/Characteristic	aR
Fuse Size	NH00
Mounting	Bolted
Clearing I2t At Rated Voltage	9200 A²s
Melting I2t	1400 A²s
AC Max I.R./Breaking Capacity	I1: 120 kA
Indication System	Yes
Indication System Type	Striker
Connection/Terminal Material	Silver-Plated Copper
Connection/Terminal Type	DIN 80 Blades
Product Width	30 mm
Product Length	100 mm
Product Height	38.5 mm
Sell Pack Quantity	3 EA
Sell Pack Weight	0.66 kg
Sell Pack Width	100 mm
Sell Pack Length	110 mm
Sell Pack Height	80 mm
Product group	Semiconductor Protection Fuses
Body/Insulating Material	Ceramic
Product Weight	0.22 kg
Power Dissipation at Rated Current Value	34 W
HS Code	85361090
Country of Manufacture	Tunisia
Fuse Type	Semiconductor
Fuse Size	NH00
Fuse Class	aR
Voltage	1000 V

Frequently Asked Questions

What is the Mersen M076417 used for?

It provides ultra-fast protection for semiconductor devices including IGBTs, thyristors and diodes used in industrial power electronic equipment.

What is the current rating of this fuse?

The Mersen M076417 has a 125 A rated current.

What voltage is this fuse designed for?

This Protistor® fuse is rated for 1000 V AC (IEC) operation.

What does the aR classification mean?

The aR operating characteristic identifies an ultra-fast fuse designed specifically for semiconductor short-circuit protection.

Where is the M076417 commonly installed?

It is commonly installed in variable speed drives, converters, UPS systems, renewable energy equipment and industrial power conversion applications.

Trusted Semiconductor Protection Worldwide

Mersen Protistor® semiconductor fuses are trusted by OEMs, panel builders and industrial engineers worldwide for delivering fast fault interruption and dependable protection for critical power electronic equipment.

Item number	M076417
Catalogue No	DN00UD10C125L
Description	Square Body High-Speed Fuse Protistor® Size NH 00 aR 1000VAC IEC 125A With Striker DIN 80 Blades
EAN/UPC Code	3605340017304
Rated voltage AC IEC	1000 V
Ampere Rating	125 A
AC or DC	AC
Speed/Characteristic	aR
Fuse Size	NH00
Mounting	Bolted
Clearing I2t At Rated Voltage	9200 A²s
Melting I2t	1400 A²s
AC Max I.R./Breaking Capacity	I1: 120 kA
Indication System	Yes
Indication System Type	Striker
Connection/Terminal Material	Silver-Plated Copper
Connection/Terminal Type	DIN 80 Blades
Product Width	30 mm
Product Length	100 mm
Product Height	38.5 mm
Sell Pack Quantity	3 EA
Sell Pack Weight	0.66 kg
Sell Pack Width	100 mm
Sell Pack Length	110 mm
Sell Pack Height	80 mm
Product group	Semiconductor Protection Fuses
Body/Insulating Material	Ceramic
Product Weight	0.22 kg
Power Dissipation at Rated Current Value	34 W
HS Code	85361090
Country of Manufacture	Tunisia
Fuse Type	Semiconductor
Fuse Size	NH00
Fuse Class	aR
Voltage	1000 V

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