BW9BTCA-S3W is a short-type terminal cover designed for Fuji Electric G-TWIN series molded case circuit breakers (MCCBs) in the 125A to 250A ampere frame range. This snap-on fitting guard prevents accidental exposure of live terminal sections when breaker terminals are connected, enhancing electrical safety in control panels and distribution systems. The cover is available in transparent or gray finish and is compatible with 2 and 3-pole MCCB configurations including BW50HAG, BW125RAG, BW125HAG, and BW125 series breakers. With dimensions of 90 mm (A) × 8 mm (B) × 66.5 mm (C), it provides compact protection while maintaining easy access for maintenance. The product is supplied in packing quantities of 2 units and is commonly used in industrial electrical installations, switchboards, and control cabinets where personnel safety and compliance with electrical standards are required.