JLS040 - 40 Amp Fuse

JLS040 - 40 Amp Fuse

The JLS040 is a 40A Class J fast-acting fuse built for electrical equipment that requires a 600VAC industrial cartridge fuse with clearly defined protection specifications. If you're replacing an existing JLS040, remember this: don't stop after matching the 40A rating. The fuse class, voltage, interrupting capacity, opening characteristic, cartridge configuration, and mounting arrangement should all match the equipment's requirements.

Key Features and Benefits

• 40A continuous current rating for equipment requiring this specific amperage
• Rated for operation up to 600VAC
• Fast-acting (F) opening characteristic
• Class J fuse configuration
• Part of the JLS current-limiting fuse family
• Industrial cartridge-style construction
• Non-indicating design
• Mounts using a compatible fuse block, clip, or holder
• LFPSJ60 Series identified as the specified holder family

Technical Specifications

• Catalog Number: JLS040
  
• Series: JLS
  
• Product Type: Industrial cartridge fuse
  
• Continuous Current Rating: 40A
  
• Maximum AC Voltage: 600VAC
  
• Interrupting Rating: 200 kA at 600VAC
  
• Interrupt Amperage: 200,000A
  
• Interrupt Voltage: 600VAC
  
• Interrupt Voltage Type: AC
  
• Opening Characteristic: Fast-Acting (F)
  
• Fuse Class: Class J
  
• Family Style: Current Limiting
  
• Size: Industrial Cartridge
  
• Indicating: No
  
• Mounting Method: Fuse Block / Clip / Holder
  
• Specified Holder Series: LFPSJ60 Series
  

Material Compliance and Certifications

The supplied product specifications identify the JLS040 as a Class J, fast-acting, current-limiting fuse with a 40A continuous current rating, 600VAC maximum voltage, and 200 kA interrupting rating at 600VAC.

Where It Works Best

The JLS040 40A Class J fuse suits electrical equipment designed for a 40-amp, fast-acting Class J cartridge fuse and meets its published electrical and physical specifications.