Wöhner 31407 Mersen ATMR Class CC fast-acting cylindrical fuse link rated at 12 A, 600 V AC/DC with a 200 kA interrupting capacity for industrial branch circuit protection.
£19.45
The Wöhner 31407 is a premium Class CC fast-acting cylindrical fuse link designed to provide rapid overcurrent and short-circuit protection for industrial branch circuits. Manufactured using the proven Mersen ATMR fuse series, it complies with UL 248-1 and UL 248-4 standards, making it an ideal solution for industrial control panels, OEM machinery, switchgear and electrical distribution systems.
With a 12 A rated current, 600 V AC and 600 V DC ratings, the Wöhner 31407 delivers rapid fault interruption to protect conductors and sensitive electrical equipment from overloads and short circuits. Its fast-acting characteristic makes it particularly suitable for branch circuit protection where immediate fault clearance is essential.
Manufactured with a durable porcelain body, the fuse combines excellent thermal stability with a compact Class CC 10 × 38 mm design. With an interrupting capacity of 200 kA AC and 100 kA DC, it provides dependable protection in demanding industrial installations.
The Wöhner 31407 is engineered to disconnect fault currents almost instantly, helping to minimise damage to conductors, electrical components and industrial equipment. Its fast-acting design makes it particularly suitable for protecting branch circuits and sensitive electrical loads where rapid fault isolation is critical.
Its compact dimensions, high interrupting capacity and recognised UL approvals make it an excellent choice for industrial automation, OEM machinery, switchgear and control panel applications requiring dependable branch circuit protection.
| Current | 12 A |
|---|---|
| Manufacturer | Wöhner |
| Model | 31407 |
| Type number | ATMR |
| Product type | Class CC cylindrical fuse link |
| Rated current | 12 A |
| Rated voltage AC | 600 V AC |
| Rated voltage DC | 600 V DC |
| Rated frequency | 50 / 60 Hz |
| Fuse size | Class CC, 10 × 38 mm |
| Operating characteristic | Fast acting |
| Interrupting capacity AC | 200 kA |
| Interrupting capacity DC | 100 kA |
| Primary application | Branch circuit protection |
| Standards | UL 248-1, UL 248-4 |
| Approval | UL |
| UL file | E2137 |
| Body material | Porcelain |
| Halogen-free | Yes |
| Dimensions (W × H × D) | 10 × 10 × 38 mm |
| Weight | Approx. 8 g |
| Pack quantity | 10 |
| EAN | 4021267314071 |
The Wöhner 31407 provides fast-acting overcurrent and short-circuit protection for industrial branch circuits and electrical equipment.
The Wöhner 31407 has a rated current of 12 A.
The fuse is rated for operation at 600 V AC and 600 V DC.
Fast-acting fuses disconnect fault currents immediately, helping protect sensitive electrical equipment from overload and short-circuit damage.
The Wöhner 31407 is a Class CC 10 × 38 mm fuse link and should be installed in a compatible Class CC fuse holder.
Wöhner Class CC fuse links are trusted by panel builders, OEM manufacturers and industrial maintenance professionals for providing dependable branch circuit protection, excellent fault-current performance and long-term reliability.
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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...