Littelfuse FLQ20 - Class CC Fuse 20A (600V AC, 200kA IR)

Littelfuse FLQ20 is a low-voltage current-limiting fuse designed for circuit protection in industrial power distribution systems. It features a 20A current rating with high interrupting capacity for reliable overcurrent protection in demanding applications. The compact cylindrical construction utilizes sand-filled quartz encapsulation for superior arc quenching and current limitation. This fuse meets international safety standards including UL and IEC requirements for industrial control equipment. Typical applications include motor control centers, industrial machinery, and power distribution panels where space-efficient, high-performance circuit protection is essential.

Key Features & Specifications

• Type: Current-limiting fuse with sand-filled quartz construction
• Voltage Rating: 600V AC
• Current Rating: 20A
• Dimensions: 10.3mm diameter x 38.1mm length
• Standards: UL 248-14, IEC 60269-4
• Applications: Industrial control circuits, motor protection, power distribution
• Fuse Class: Class CC
• Interrupting Rating: 200kA RMS
• Mounting: Fuse clip or block mounting
• Frequency Rating: 50/60 Hz
• Operating Temperature: -50°C to +125°C
• Certification: UL Recognized, CSA Certified

Product Identification

• Manufacturer: Littelfuse
• Family: FLQ Series
• Item: FLQ020