A4BY1200 | Mersen / Ferraz Shawmut Class L Current Limiting Fuse 1200A 600VAC Panelview High-frequency capability: Supports output frequencies

High-frequency capability: Supports output frequencies up to 400 Hz

Easy Installation: Integrates smoothly into control panels

The THQB2140 employs thermal magnetic protection

Compact form factor: Fits easily into crowded control cabinets

or non-hazardous locations only

A4BY1200 | Mersen / Ferraz Shawmut Class L Current Limiting Fuse 1200A 600VAC Panelview High-frequency capability: Supports output frequenciesDescription The Mersen Ferraz Shawmut A4BY1200 is a Class L current limiting fuse engineered for high capacity overcurrent protection in industrial and commercial power systems. Rated at 1200 A and 600 VAC, this fuse is designed to safely interrupt extremely high fault currents. The A4BY1200 supports reliable circuit protection in applications where high interrupting capacity is required. Technical Specifications Condition New Never Used Surplus Brand