Ferraz Shawmut A50P125-4 31 x 92.2 mm 125 Amp 500 Volt Semiconductor Protection Fuse
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Manufacturer Mersen
Mfg Catalog # A50P125-4
North Coast Part # 152720


  • Low I2t minimizes damage to protected components on short circuit
  • Controlled arc voltage reduces stress to circuit components during fuse clearing
  • Choice of mounting types helps in equipment design


  • Protection of DC drives, UPS and other equipment of 500 volts or less


  • Sell Pack Height: 1.5 in
  • Sell Pack Width: 5.75 in
  • Product Weight: 0.45 lb
  • Body/Insulating Material: GMG
  • Speed/Characteristic: High Speed
  • Sell Pack Quantity: 5 Each
  • Sell Pack Weight: 2.36 lb
  • Connection/Terminal Type: Blade
  • Connection/Terminal Material: Tin-Plated Brass
  • Rated voltage AC UL: 500 V
  • Rated voltage DC UL: 450 V
  • Product Diameter: 1.22 in
  • Mounting: Bolted
  • Ampere Rating: 125 A
  • Product Length: 3.63 in
  • AC Max I.R./Breaking Capacity: I1: 50 kA
  • Sell Pack Length: 8 in

Approvals & Standards

  • UL Recognized Component UL File 60314
  • AC: UL Guide No. JFHR2 (10-800A)
  • DC: UL Guide No.JFHR2 (35-800A)
  • Approvals & Standards



UPC 78200194609
Family Brand Name Ferraz Shawmut
GTiN 00782001946098
Length 3.63 in
Type High Speed, Form 101, Fast Acting
Diameter 1.22 in
Terminal Type Blade
Applications For Protection of DC drives, UPS and Other Equipment of 500 V or Less
Mounting Type Bolt-In
Weight 0.45 lb
Pkg Qty 5
Insulation Material GMG
Construction GMG
Contact Material Tin-Plated Brass
TC Connection Blade
Amperage 125 Amp
Response Time 10 Millisecond
Blade Dimensions 1.22 in dia x 3.63 in L
Interrupt Rating 100 kA
Terminal Material Tin-Plated Brass
Sub Brand Amp-Trap
Rated Voltage AC 500 V
Rated Voltage DC 450 V
Voltage null

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