Wöhner 31115 AMBUS Panel 1-pole cylindrical fuse holder for 14 × 51 mm fuse links. DIN rail mounted, rated at 50 A and 690 V AC for industrial electrical distribution.
£18.14
The Wöhner 31115 is a premium 1-pole cylindrical fuse holder designed for 14 × 51 mm fuse links in industrial and commercial low-voltage electrical installations. As part of the AMBUS® Panel range, it is DIN rail mounted and rated at 50 A and 690 V AC, making it ideal for protecting higher current circuits in switchboards, distribution panels and machine control systems.
Featuring a compact 27 mm wide housing, a large conductor clamping range and an integrated label holder, the 31115 enables quick installation while maintaining neat, organised electrical panels. It is designed for IEC/HD 60269-2 cylindrical fuse links and carries IEC, UL, CSA and CCC approvals for worldwide applications.
Manufactured from durable halogen-free thermoplastic and engineered to Wöhner's renowned quality standards, the 31115 delivers long service life, excellent electrical performance and reliable protection in demanding industrial environments.
The Wöhner 31115 provides secure installation of 14 × 51 mm cylindrical fuse links while delivering dependable protection for higher-current low-voltage circuits. Its compact DIN rail mounted housing allows rapid fuse replacement, simplified maintenance and efficient use of enclosure space.
Designed for demanding industrial environments, the fuse holder combines robust construction, international approvals and dependable electrical performance, making it an excellent choice for switchboard manufacturers, OEM machine builders and electrical contractors.
| Current | 50 A |
|---|---|
| Phase | Single Phase |
| Manufacturer | Wöhner |
| Model | 31115 |
| Product type | Cylindrical fuse holder |
| Series | AMBUS® Panel |
| Configuration | 1 Pole |
| Fuse size | 14 × 51 mm |
| Rated current | 50 A |
| Rated voltage (IEC AC) | 690 V |
| Rated insulation voltage (Ui) | 800 V AC/DC |
| Rated impulse withstand voltage | 6 kV |
| Connection range | 1.5–35 mm² (AWG 14–2) |
| Permitted fuse power dissipation | 5 W |
| Dimensions (W × H × D) | 27 × 90 × 69 mm |
| Mounting | DIN rail |
| Degree of protection | IP20 |
| Material | Halogen-free thermoplastic |
| Standards | IEC 60947-1:2020, IEC 60947-3:2020, UL 4248-1 |
The Wöhner 31115 is designed for standard 14 × 51 mm cylindrical fuse links.
The fuse holder has a continuous rated current of 50 A.
Yes. It is designed for quick and secure installation on standard DIN mounting rails.
The holder accepts conductors from 1.5 mm² to 35 mm², allowing flexible installation across a wide range of industrial applications.
It is commonly installed in industrial switchboards, distribution panels, machine control systems and OEM electrical equipment requiring high-current fuse protection.
Wöhner AMBUS® Panel fuse holders are trusted by panel builders, OEM manufacturers and electrical engineers worldwide for delivering safe, efficient and dependable low-voltage circuit protection.
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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...