The CD100 Capacitor Discharge Stud Welder from Midwest Fasteners is one of the most powerful units on the market today. With solid state design, the CD100 is perfectly matched to heavy-duty industrial fastening for welding larger diameter CD studs.

Compliances & Standards
A-A-59331 (Military Specification: Stud Welding Systems with DC Integral Power Source and Control Unit)
Unit of Measure

Key Features

Weld System

N/A Cd 100

Maximum Weld Diameter

N/A M10

Maximum Weld Diameter (Decimal)

N/A 0.375 in

Maximum Weld Diameter (Fraction)

N/A 3/8 in

Minimum Weld Length

N/A 6 mm

Weldable Material

N/A Aluminum Mild Steel Stainless

Incoming Power (Voltage)

N/A 115 V


Minimum Weld Length (Decimal)

N/A 0.250 in

Minimum Weld Length (Fraction)

N/A 1/4 in


N/A 13-1/2 in


N/A 21 in


N/A 9 in


N/A 66 lb

Weld Rate

N/A Up to 14/min

Pin/Stud Range

N/A 14 GA. thru 3/8" Dia. Weld Base

Weld Voltage (DC)

N/A 35 to 175 V

High Capacitance

N/A 168,000 µF

Low Capacitance

N/A 84,000 µF

Weld Mode

N/A Contact

Stud to Base Weld Area

N/A No Special Requirements

Secondary Features

Backside Marking on Thinner Material

N/A Unacceptable

Minimum Material Thickness

N/A 0.03125 in (22 gauge) 0.6 mm (22 gauge)

Weld Penetration

N/A Surface Weld, Fail-in-fastener Minimum

Power Requirement

Voltage (AC)

N/A 115 V


N/A 30 A


N/A 60 Hz

Weld Gun (CD-2P Precision)

Weight (Not Including Cable)

N/A 1-1/2 lb

Size (LWH)

N/A 6-1/2 x 2 x 5-3/4 in


N/A High strength impact-resistant polycarbonate


Ground Cable

N/A #1 x 15 Ft. (Two Each)

Gun Extension Set

N/A #1 x 18/2 x 35 Ft. (Direct to Gun)

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