Littelfuse L70S125 - High-Speed Semiconductor Fuse 125A (700V 200kA AIC)

Littelfuse L70S125 is a high-speed semiconductor fuse designed for protecting sensitive electronic components in industrial power systems. This low-voltage fuse features a 700V AC/DC rating with a 125A current capacity and exceptional 200kA interrupting capacity at rated voltage. The compact cylindrical design measures 1.5" in diameter with a single-barrel construction for efficient heat dissipation. Compliant with international safety standards, this L70S series fuse is engineered for demanding applications including motor drives, UPS systems, and power conversion equipment where rapid fault interruption is critical.

Key Features & Specifications

• Type: High-speed semiconductor fuse with silver-sand construction
• Voltage Rating: 700V AC/DC
• Current Rating: 125A
• Diameter: 1.5 inches (38.1mm)
• Barrels: 1
• AIC Rating: 200kA@700V
• Standards: UL/CSA recognized
• Applications: Power semiconductors, rectifiers, inverters, industrial drives
• Family: L70S Series High-Speed Semiconductor Fuse

Product Identification

• UPC: 07945810174
• GTIN: 00079458101744