Mersen X1011974 US223M2I UltraSafe modular three-pole fuse holder for 22 x 58 mm fuse-links featuring visual indication, two microswitches and IP20 finger-safe protection.
£158.97
The Mersen X1011974, catalogue number US223M2I, is a premium three-pole modular fuse holder from the renowned UltraSafe™ US22 series. Designed for industrial power distribution, motor protection and semiconductor applications, it accepts 22 × 58 mm cylindrical fuse-links while providing safe, reliable and efficient overcurrent protection in demanding electrical installations.
Featuring a finger-safe IP20 design, this fuse holder incorporates both a visual blown fuse indicator and two integrated microswitches for remote fuse status monitoring. These features enable faster fault detection, reduced maintenance time and improved system uptime across industrial automation and electrical distribution systems.
Rated for up to 125 A, with 800 V AC UL and 1000 V DC UL operation, the X1011974 offers exceptional performance in both AC and DC applications. Its robust pressure plate terminals and DIN rail mounting simplify installation inside switchboards, control panels and OEM machinery.
The UltraSafe™ US22 range is engineered to protect electrical equipment by securely housing cylindrical fuse-links within a finger-safe enclosure. When combined with correctly rated semiconductor or industrial fuses, the holder provides dependable protection against overloads and short circuits while allowing fast fuse replacement during maintenance.
Integrated visual indication together with two microswitches enables local and remote monitoring of fuse condition, making the X1011974 particularly suitable for automated production lines, critical power systems and industrial process control installations.
| Phase | Three Phase |
|---|---|
| Manufacturer | Mersen |
| Series | UltraSafe™ US22 |
| Model | X1011974 |
| Catalogue number | US223M2I |
| Product type | Modular cylindrical fuse holder |
| Number of poles | 3 |
| Fuse size | 22 × 58 mm |
| Maximum fuse rating | 125 A |
| Rated voltage (UL AC) | 800 V AC |
| Rated voltage (UL DC) | 1000 V DC |
| Rated voltage (IEC) | 690 V AC / DC |
| Frequency | 50 / 60 Hz |
| Protection rating | IP20 |
| Terminal type | Pressure plate |
| Terminal material | Tin-plated copper |
| Housing material | Thermoplastic / Polyamide |
| Visual indication | Yes |
| Remote indication | Two microswitches |
| Rated insulation voltage | 750 V |
| Mounting type | DIN rail mounting |
| Approximate dimensions (H × W × D) | 127.5 × 105 × 76.5 mm |
| Approximate weight | 0.68 kg |
| EAN | 0782001311438 |
| RoHS compliant | Yes |
| HS Code | 85361090 |
| Country of Manufacture | Tunisia |
The X1011974 is a three-pole modular fuse holder designed to safely install 22 × 58 mm cylindrical fuse-links in industrial electrical systems.
Yes. It incorporates both a visual blown fuse indicator and two integrated microswitches for remote monitoring.
The fuse holder supports fuse-links rated up to 125 A.
Yes. The X1011974 is suitable for applications up to 1000 V DC (UL) as well as high-voltage AC installations.
The unit mounts directly onto a standard DIN rail and uses pressure plate terminals for secure cable connections.
Mersen UltraSafe™ fuse holders are trusted by panel builders, OEMs and industrial maintenance engineers for dependable circuit protection, enhanced operator safety and reliable monitoring in demanding electrical installations.
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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...