The Mersen A25X4-1 product is a 250–300VAC high-speed semiconductor fuse; its primary electrical envelope is 4A, 250–300VAC, matched to heavy-duty rectifiers and semiconductor converters with cartridge / clip installation.
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Designed around heavy-duty rectifiers and semiconductor converters, A25X4-1 combines the A25X platform with 250–300VAC high-speed semiconductor fuse characteristics. Electrical and mechanical selection centers on 4A, 250–300VAC, low-I²t current-limiting semiconductor protection, and the cartridge / clip format. The standards, package details and source datasheet shown here support replacement and engineering checks.
HP15FHM32B
32A · 1500VDC
HP15FHM32A
32A · 1500VDC
USCC4I
30A · 600VAC / 600VDC
USCC4
30A · 600VAC / 600VDC
USCC3N
30A · 600VAC / 600VDC
USCC3IN
30A · 600VAC / 600VDC
USCC3I
30A · 600VAC / 600VDC
USCC3
30A · 600VAC / 600VDC