Wöhner 03553 NH size 1 gG fuse link with a 50 A current rating and 500 V AC rating for industrial circuit protection and power distribution.
£16.49
The Wöhner 03553 is a premium NH size 1 gG fuse link designed to provide dependable overload and short-circuit protection for industrial low-voltage electrical systems. Manufactured by Wöhner, a globally recognised leader in electrical power distribution technology, this fuse offers reliable protection for switchgear, motor circuits, transformers and power distribution equipment.
Manufactured in accordance with IEC 60269-1 and IEC 60269-2, the Wöhner 03553 delivers consistent performance, high breaking capacity and long operational life. Its porcelain construction and double visual indicator allow maintenance personnel to quickly identify a blown fuse, reducing downtime and simplifying servicing.
With a 50 A rated current, 500 V AC operating voltage and gG utilisation category, the Wöhner 03553 is ideal for protecting cables, feeders, motors and general industrial electrical installations where dependable fault protection is essential.
The Wöhner 03553 NH fuse is designed to interrupt overloads and high fault currents quickly, helping to minimise equipment damage while maintaining the safety and reliability of industrial electrical installations. Its high interrupting capacity makes it suitable for demanding applications across manufacturing, utilities and commercial facilities.
Designed for panel builders, OEMs and maintenance engineers, this NH fuse provides dependable long-term performance while complying with recognised international electrical standards for low-voltage fuse links.
| Current | 50 A |
|---|---|
| Manufacturer | Wöhner |
| Model | 03553 |
| Product type | NH fuse link |
| Fuse size | NH 1 |
| Rated current | 50 A |
| Rated voltage (AC) | 500 V |
| Rated voltage (DC) | 250 V |
| Operating class | gG |
| Short-circuit breaking capacity (AC) | 120 kA |
| Short-circuit breaking capacity (DC) | 80 kA |
| Indicator | Double indicator |
| Material | Porcelain |
| Installation | Vertical or horizontal |
| Halogen free | Yes |
| Standards | IEC 60269-1, IEC 60269-2 |
| Power dissipation at 80% load | 2.6 W |
| HS Code | 85361050 |
| Country of Manufacture | Hungary |
The Wöhner 03553 is an NH size 1 gG fuse link designed to protect industrial electrical circuits from overloads and short circuits.
This fuse has a 50 A rated current.
The fuse is rated for 500 V AC and 250 V DC applications.
The gG utilisation category provides full-range protection against overloads and short circuits, making the fuse suitable for general-purpose industrial circuit protection.
The Wöhner 03553 is commonly installed in industrial switchboards, distribution panels, motor control centres and electrical control cabinets.
Wöhner NH fuse links are trusted worldwide by electrical engineers, machine builders and panel manufacturers for delivering dependable protection, high fault interruption capability and long-term reliability in industrial electrical systems.
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LED Controls is a specialist distributor of factory automation and industrial controls, supplying OEMs, machine builders, panel builders and end users throughout the UK and worldwide. As a trusted UK distributor for many of the world’s leading automation manufacturers, we provide industrial control products, technical expertise and bespoke automation solutions backed by outstanding customer service.
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...