Mersen PC44UD69V35CP4 Semiconductor Fuse, 690 V, 3500 A aR Class
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The Mersen PC44UD69V35CP4 is a Protistor size 44 square-body semiconductor fuse-link rated for 690 V AC and 3500 A. Its aR operating class is designed for high-speed protection of power semiconductor devices in industrial power-conversion equipment.
| Manufacturer Part Number | PC44UD69V35CP4 |
| Reference Number | W221808 |
| Brand | Mersen |
| Series | Protistor |
| Product Category | Square-Body Semiconductor Fuse-Link |
| Body Size | 44 |
| Rated Voltage | 690 V AC |
| Nominal Current | 3500 A |
| Fuse Class | aR |
| Breaking Capacity | 215 kA at rated voltage |
| Pre-Arcing I²t | 3,023,000 A²s |
| Clearing I²t | 14,300,000 A²s at rated voltage |
| Power Loss | 480 W at 100% nominal current |
Typical applications: Protection of inverters, UPS systems, motor drives, and similar power-conversion equipment rated at 750 V or less, including standard 50/60 Hz and specific low- or high-frequency applications.
Apexon Supply provides B2B sourcing and replacement support for Mersen PC44UD69V35CP4, including technical alignment of voltage, current, fuse class, breaking capacity, and mounting configuration with the existing equipment requirements.
Send the MPN, required quantity, and application details to request a B2B quote. Most qualified RFQs receive a response or quote within 12 hours.
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