Fast Acting Fuse RS86A-aR 1250A High-Speed Semiconductor Protection Fuse

Product Overview

The RS86A-aR 1250A Fast Acting Fuse is engineered for high-speed short-circuit protection in semiconductor and power electronic systems. Its aR-rated performance helps protect sensitive devices such as rectifiers, drives, inverters, and power conversion equipment from damaging fault currents.

Key Features

• Fast-acting high-speed fuse for semiconductor circuit protection
• 1250A current rating for demanding industrial power systems
• aR operating class for reliable short-circuit interruption
• Compact fuse body with robust metallic end connections
• Suitable for MRO replacement, panel building, and power electronic equipment
• Manufactured for stable performance under high-fault-current conditions

Specifications

Applications

• Variable frequency drives and motor control systems
• Rectifiers, converters, and inverters
• UPS and power conversion equipment
• Industrial control panels and switchgear
• Power supplies and semiconductor protection circuits

Package Contents

• 1 x RS86A-aR 1250A Fast Acting Fuse