Wöhner 31323 Class J time-delay fuse with a 10 A current rating, 600 V AC voltage rating and 21 × 57 mm format for industrial overcurrent protection.
£36.72
The Wöhner 31323 is a high-performance Class J time-delay fuse link designed to provide dependable overcurrent and short-circuit protection for industrial electrical systems. Manufactured to UL 248-8, this fuse is engineered for demanding applications where reliable circuit protection and temporary overload tolerance are essential.
With a 10 A current rating, 600 V AC voltage rating and a compact 21 × 57 mm Class J format, the Wöhner 31323 is suitable for protecting motors, transformers, feeders and industrial control equipment. Its time-delay characteristic allows temporary inrush currents without nuisance operation, helping improve equipment uptime and operational reliability.
Designed for use in compatible Class J fuse holders, the Wöhner 31323 delivers high interrupting capacity and consistent performance in industrial control panels, switchboards and OEM machinery installations.
Class J time-delay fuses provide dependable protection against overloads and short circuits while allowing temporary inrush currents commonly associated with motors, transformers and other inductive equipment. This helps minimise unnecessary fuse replacement while maintaining a high level of equipment protection.
The Wöhner 31323 is ideal for industrial power distribution systems requiring reliable branch circuit protection, high interrupting capacity and compliance with North American electrical standards.
| Current | 10 A |
|---|---|
| Manufacturer | Wöhner |
| Model | 31323 |
| Product type | Class J time-delay fuse |
| Fuse class | Class J |
| Operating characteristic | Time-delay |
| Rated current | 10 A |
| Rated voltage | 600 V AC |
| Fuse size | 21 × 57 mm |
| Standard | UL 248-8 |
| Short-circuit current rating (SCCR) | 200 kA |
| Pack quantity | 10 |
| Application | Industrial overcurrent protection |
The Wöhner 31323 is a Class J time-delay fuse designed to protect industrial electrical circuits against overloads and short circuits.
The fuse has a 10 A rated current.
The Wöhner 31323 is rated for 600 V AC.
Time-delay operation allows temporary inrush currents, such as those produced by motors and transformers, without unnecessary fuse operation.
It is designed for compatible Class J fuse holders that accept 21 × 57 mm fuse links.
Wöhner Class J fuse links are trusted by panel builders, OEM manufacturers and industrial electricians for delivering reliable overcurrent protection and dependable performance in demanding electrical installations.
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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...