Littelfuse JLLN020 Class T Fuse 20A 300VAC 160VDC Fast-Acting Industrial Cartridge

The JLLN020 fuse from Littelfuse exemplifies a compact and efficient solution designed for modern electrical applications. Offering fast-acting overload protection, this fuse is particularly suited for surge-sensitive components like variable speed drives and rectifiers, making it an essential component in safeguarding your electrical systems. With a remarkable interrupting rating of up to 200,000 amperes, its current-limiting design effectively reduces the impact of short-circuit conditions, minimizing potential damage to connected equipment. This versatile fuse, suitable for use in various settings including switch enclosures and panelboards, enables greater design flexibility while ensuring robust protection for individual electric services and meters.

• Fast-acting overload protection for surge-sensitive components
• Extremely current limiting design reduces short-circuit impact
• High interrupting rating up to 200,000 amperes for robust safety
• Melamine body with bronze caps for reliable electrical insulation
• Suitable for use in switch enclosures, panelboards, and meters
• Compact design allows flexible integration in electrical panels
• Protects individual electric services and meters
• Series ratings increase interrupting capacity of panelboards

• Voltage AC: 300 V
• Voltage DC: 160 V (1–60 A), 125 V (70–1200 A)
• Ampere Rating: 20 A
• Interrupting Rating AC: 200 kA rms symmetrical
• Interrupting Rating DC: 20,000 A @ 125 VDC
• Opening: Fast-Acting (F)
• Material: Melamine body, bronze caps (1–30 A), copper caps (35–1200 A)
• Compliance: UL Listed, CSA Certified, RoHS Compliant
• Country of Origin: Mexico

Certification

ICP Test Report

RoHS Declaration

Datasheets