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Get 3 pcs/box
with an aR (ultra‑fast/semiconductor) characteristic and square‑body blade form factor
Simplified Installation: Designed for quick and easy installation and replacement
Pack of 3 provides multiple replacements or matching sets for three‑phase systems
Utilizing a D280074 base
Mersen A4J450 Class J Fast-Acting Fuse, 450 A, 600 VAC / 300 VDC Capacitor Get 3 pcs/boxThe Mersen A4J450 is a Class J fast acting, current limiting power fuse rated at 450 A, 600 VAC, and 300 VDC. It provides interrupting ratings of 200 kA AC and 100 kA DC, with unique Class J dimensions intended to prevent substitution by fuse classes with lower electrical ratings or current limiting capability. Brand Mersen Catalog Number A4J450 Product Category Class J Power Fuse Operating Characteristic Fast Acting, Current Limiting Ampere Rating
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