A2K70R - 70Amp Fuse

A2K70R - 70Amp Fuse

The Mersen A2K70R Amp-Trap® Class RK1 fuse is made for electrical systems that need quick response and reliable protection. With a 70A rating and fast-acting performance, this fuse helps protect your circuits and equipment from overloads and short circuits before serious damage can occur. It’s commonly used in commercial and industrial power systems where keeping your equipment running safely is important.

Designed for both 250VAC and 250VDC applications, the A2K70R offers flexibility for a wide range of installations.

This fuse is a good fit for motor control centers, HVAC equipment, industrial machinery, switchboards, and feeder circuits where dependable overcurrent protection is needed. Because it reacts quickly to fault conditions, it can help reduce downtime and improve overall system performance in demanding environments.

Key Features and Benefits

• Fast-acting Class RK1 fuse for quick fault protection
• 70A rating for commercial and industrial applications
• Current-limiting design helps reduce equipment damage
• Rated for both 250VAC and 250VDC systems
• High 200kA interrupting capacity
• Durable PolyTube construction
• Tin-plated copper blade terminals for reliable conductivity
• Blade-style design for clip mounting installations
• Suitable for branch circuits and feeder protection
• Helps improve electrical system safety and reliability
• RoHS compliant
  

Technical Specifications

• Manufacturer: Mersen
  
• Catalog Number: A2K70R
  
• Series: A2K-R Amp-Trap®
  
• Product Type: Fast-Acting Fuse
  
• Fuse Class: Class RK1
  
• Ampere Rating: 70A
  
• Rated Voltage AC: 250VAC
  
• Rated Voltage DC: 250VDC
  
• Frequency: 50/60 Hz
  
• Interrupting Rating: 200 kA AC
  
• Terminal Type: Blade
  
• Terminal Material: Tin-Plated Copper
  
• Mounting Type: Clip
  
• Body Material: PolyTube
  
• Product Diameter: 27 mm
  
• Product Length: 149.4 mm
  
• Product Weight: 0.151 kg
  
• UPC/EAN: 782001915193
  

Material Compliance and Certifications

• RoHS Compliant
• UL rated for 250VAC and 250VDC applications
• Designed for low-voltage UL/CSA fuse systems
• Manufactured to meet industry standards for current-limiting protection
  

Where It Works Best

• The A2K70R works well in industrial facilities, commercial buildings, control panels, HVAC systems, and electrical distribution equipment where fast overcurrent protection is required. It’s especially useful in systems with high available fault current and in applications where protecting sensitive electrical components is a priority.