Littelfuse L50QS150 - High-Speed Semiconductor Fuse 150A (500V, 200kA AIC)

Littelfuse L50QS150 is a high-speed semiconductor fuse designed for protecting sensitive power electronics and semiconductor devices in industrial applications. This 500V-rated fuse features a 150A current rating and provides exceptional short-circuit protection with a 200kA interrupting capacity at 500V. The fuse features a robust round body construction with a 1.22-inch diameter and single barrel design, weighing 5.19 lb for substantial power handling capability. It meets rigorous industrial standards for semiconductor protection applications, specifically engineered for Powr-Speed performance requirements. Typical applications include protection of SCRs, diodes, rectifiers, and other semiconductor components in motor drives, power supplies, and industrial control systems where rapid fault clearing is critical.

Key Features & Specifications

• Type: L50QS Series High-Speed Semiconductor Fuse, Round Body
• Voltage Rating: 500V
• Current Rating: 150A
• Dimensions: 1.22" diameter
• Standards: Industrial semiconductor protection standards
• Applications: Semiconductor protection in motor drives, power supplies, industrial controls
• AIC rating: 200kA@500V
• Barrels: 1
• Weight: 5.19 lb
• Family: Powr-Speed
• Item Subcategory: Low Voltage

Product Identification

• UPC: 079458860009