The CD80 from Midwest Fasteners is a standard-duty Capacitor Discharge Stud Welding System designed specifically for the OEM industry. This system’s solid state design and modular construction promises dependability, versatility, portability and long service life.

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 80

Maximum Weld Diameter

N/A M8

Maximum Weld Diameter (Decimal)

N/A 0.3125 in

Maximum Weld Diameter (Fraction)

N/A 5/16 in

Minimum Weld Length

N/A 6 mm

Minimum Weld Length (Decimal)

N/A 0.250 in

Minimum Weld Length (Fraction)

N/A 1/4 in

Weldable Material

N/A Aluminum Mild Steel Stainless

Incoming Power (Voltage)

N/A 115 V

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



N/A 13-1/2 in


N/A 21 in


N/A 9 in


N/A 56 lb

Weld Rate

N/A Up to 20/min

Pin/Stud Range

N/A 14 GA. thru 5/16" Dia. Weld Base

Weld Voltage (DC)

N/A 35 to 175 V


N/A 98,000 µF

Weld Mode

N/A Contact

Stud to Base Weld Area

N/A No Special Requirements

Power Requirement

Voltage (AC)

N/A 115 V


N/A 20 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 (One each)

Gun Extension Set

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

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