Overview
The Miller 031689 is a ceramic disc capacitor engineered for arc welding equipment. Featuring 0.01 µF capacitance at 1000 VDC, this component with integrated leads is built for reliable energy storage and filtering in welding power supplies. It serves as a direct OEM replacement for multiple Miller welding machines and wire feeder systems.
Key Features
- Capacitance: 0.01 µF (microfarad)
- Voltage rating: 1000 VDC
- Integrated lead terminals for direct installation
- Ceramic disc construction for durability and stability
- OEM part for Miller welding equipment
Technical Specifications
- Capacitance: 0.01 µF
- Voltage Rating: 1000 VDC
- Operating Voltage: 500 VDC
- Type: Ceramic Disc with Leads
- Manufacturer: Miller Electric Manufacturing
- Part Number: 031689
Typical Applications
- Arc welding power source capacitor replacement
- High-voltage energy storage and filtering in welding equipment
- AC/DC welding machine repair and maintenance
- Industrial welding system component upgrade
Compatibility & Replacements
Compatible With
- Miller Millermatic 250 arc welding power source
- Miller GPS-1000 arc welding power source
- Miller GPS-1500 arc welding power source
- Miller Thunderbolt AC/DC welding power source
Replaces / Drop-In Replacement For
- Miller OEM capacitor assembly for Millermatic and Thunderbolt series welding machines
Works With
- Miller wire feeder systems
- High-voltage DC welding circuits
- Welding machine power supply filtering and energy storage








