Ferraz Shawmut A4J70 70 Amp 600 Volt Class J Current Limiting Protection Fuse
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Manufacturer Mersen
Mfg Catalog # A4J70
North Coast Part # 212270


  • High current limitation for low peak let-thru current
  • Unique dimensions prevent replacement by other fuse classes
  • Fiberglass body provides dimensional stability in harsh industrial environments
  • Easy-to-read imprint label for quick recognition and replacement


  • Capacitors
  • Load centers
  • Panelboards
  • Switchboards
  • Bus duct
  • Feeder circuits
  • Circuit breakers
  • Lighting, heating, and general loads


  • Sell Pack Height: 1.06 in
  • Product Weight: 0.24 lb
  • Product Diameter: 1.06 in
  • Product Length: 4.63 in
  • Mounting: Clip
  • Ampere Rating: 70 A
  • AC Max I.R./Breaking Capacity: I1: 200 kA
  • ROHS Compliant: Yes
  • Sell Pack Weight: 1.26 lb
  • Sell Pack Width: 5.38 in
  • Sell Pack Length: 6 in
  • Body/Insulating Material: GMG
  • Connection/Terminal Type: Blade
  • Sell Pack Quantity: 5 Each
  • Speed/Characteristic: Fast-Acting
  • Fuse Class: Class J
  • Connection/Terminal Material: Silver-Plated Copper
  • Rated voltage AC UL: 600 V
  • Rated voltage DC UL: 300 V

Approvals & Standards

  • UL listed to standard 248-8 File E2137
  • CSA certified to standard C22.2 no. 248.8
  • DC listed to UL 248
  • IEC 269-2-1
  • Approvals & Standards



UPC 78200196028
Family Brand Name Ferraz Shawmut
GTiN 00782001960285
Length 4.63 in
Type North American Power Fuses
Diameter 1.06 in
Terminal Type Blade
Applications For Capacitors, Load Centers, Panelboards, Switchboards, Bus Duct, Feeder Circuits, Circuit Breakers, Lighting, Heating and General Loads
Mounting Type Clip
Weight 0.24 lb
Pkg Qty 5
Class J
Insulation Material GMG
Construction Fiberglass
TC Connection Blade
Amperage 70 Amp
Interrupt Rating 200 kA
Terminal Material Silver-Plated Copper
Rated Voltage AC 600 V
Rated Voltage DC 300 V
Fuse Class Class J
Voltage null

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