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Mersen

Mersen A25X1200-128 1200A 250–300VAC high-speed semiconductor fuse

Part Number: A25X1200-128

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For targeted protection, A25X1200-128 uses a 250–300VAC high-speed semiconductor fuse, specified at 1200A across a 250–300VAC rating, intended for heavy-duty rectifiers and semiconductor converters and built around cartridge / clip mounting.

Rated Current1200A
Rated Voltage250–300VAC
Breaking CapacityHigh interrupting; see model datasheet
PackageForm 101 (1)

Mersen A25X1200-128 targets heavy-duty rectifiers and semiconductor converters with a 250–300VAC high-speed semiconductor fuse configuration. The configuration combines a 1200A current rating, 250–300VAC, cartridge / clip mounting, and low-I²t current-limiting semiconductor protection. For replacement or new builds, compare the mounting details with the linked manufacturer documentation.

Technical Specifications

Part Number
A25X1200-128
Series
A25X
Fuse Type
High-Speed Semiconductor Fuse
Current Rating
1200A
Voltage Rating
250–300VAC
AC / DC
AC
Breaking Capacity
High interrupting; see model datasheet
Package / Dimensions
Form 101 (1)
Mounting
Cartridge / Clip
Application
Drives · Semiconductor protection · UPS
Standard
UL Recognition
Terminal Type
Ferrule
Fuse Speed
High Speed
Approvals
RoHS · UL Recognized
Certifications
UL Recognized|RoHS

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