The Bug-O DC DRIVE W/BG (50:1) 120VAC - BUG-5100-CBG is the foundational drive unit for many Bug-O automated welding and cutting systems. This versatile DC-IV drive features a 50:1 gear ratio that provides an optimal balance of speed and torque for a wide range of welding applications. Operating on standard 120VAC power, this drive unit delivers reliable performance while offering the precision control essential for producing consistent, high-quality welds in automated operations.
Designed for maximum versatility, this drive unit mounts directly to Bug-O carriages specifically designed for DC drives, creating a complete motion system when paired with appropriate rails. The positive rack and pinion drive mechanism ensures slip-free operation in any position - horizontal, vertical, or overhead - when used with Aluminum Rigid Rail, Aluminum Flex Rail, or Bent Rigid Rail with a minimum radius of 10' (3 m). The integrated wide-range solid state speed control allows for precise adjustment of travel rates to match specific welding procedure requirements, enhancing both productivity and weld quality in automated applications.
- The DC-IV Drive Unit is the basic drive for many BUG-O SYSTEMS machines
- Mounts on BUG-O carriages designed for DC drives
- Positive rack and pinion drive with a wide range solid state speed control
- Runs in any position using Aluminum Rigid Rail, Aluminum Flex Rail or Bent Rigid Rail [with a minimum radius of 10' (3 m)]
- Features 50:1 gear ratio for optimal balance of speed and torque
- Operates on standard 120VAC power for convenient use in most facilities
- Provides precise travel speed control essential for consistent weld quality
| Pinion Gear Used |
Speed Range in/min. (mm/min.) |
Continuous | Model Number | ||||
| Vert. LBS |
Load KG |
GEAR RATIO |
120/50-60/1 | 240/50-60/1 | 42/50-60/1 | ||
| Low Speed |
1.5-30 (38-750) | 50 | 22 | 50:1 | BUG-5100-CBG | BUG-5102-CBG | BUG-5104-CBG |
| High Speed |
8-160 (200-4000) | 3 | 1.4 | ||||
| Low Speed |
.7-15 (19-380) | 75 | 34 | 100:1 | BUG-5100-EBG | BUG-5102-EBG | BUG-5104-EBG |
| High Speed |
4-80 (100-2000) | 15 | 7 | ||||
| Low Speed |
.5-10 (12-255) | 100 | 45 | 150:1 | BUG-5100-FBG | BUG-5102-FBG | BUG-5104-FBG |
| High Speed |
2-50 (50-1250) | 30 | 14 | ||||

