TUBE OD RANGE: 0.75 – 4.5″ / 19 – 115 mm
COOLING SYSTEM: Water-cooled
FUNCTION: Orbital TIG welding with or without filler metal
OX-4500 Open Head Orbital Weld Head
Experience a new level of performance and versatility with the OX-4500 Open Orbital Weld Head, engineered to combine compactness, strength, and rigidity in a single integrated system. Designed for evolution, the OX-4500 enables seamless integration of accessories and options to meet diverse application requirements. Suitable for both on-site and workshop use, it delivers precision, reliability, and adaptability across a wide range of materials and environments.
Thanks to its modular design, the OX-4500 provides exceptional welding quality even in confined spaces. Designed to weld tube outside diameters from 0.75 to 4.5 in. (19–115 mm), it delivers high productivity and consistent results across industrial applications.
The OX-4500 is available in configurations for welding with or without filler wire, providing maximum flexibility to suit your specific welding processes and production needs.
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| DESCRIPTION | OX-4500 |
| Diameter range (o/d) | 0.75 – 4.5″ / 19 – 115 mm |
| 100% duty cycle | 200 Amps |
| Diameter electrode | 1/16 or 3/32″ / 1.6 or 2.4 mm |
| Cooling system | Yes |
| Recommended maximum operating temperature | 104°F / 40°C |
| Unit weight (weight of the machine including the welding cable) | 19.84 lbs / 9.18 kg |
- Versatile Open Orbital Welding Head – Designed for tube outside diameters from 0.75–4.5 in. (19–115 mm).
- Wide Operating Range – Ideal for diverse welding requirements.
- Water-Cooled 8 m (26 ft) Welding Torch – Provides excellent heat resistance and durability.
- Simplified Setup – Single-key accessory installation and adjustment, with tool-free adjustments during welding.
- Angle gear module – provides flexibility with various motor configurations
- Clutch module – allows manual rotation of the welding torch
- Embedded wire module and wire guide
- Ergonomic Handle with Remote Control – Integrated controls for start/stop, electrode rotation, gas, and wire feeding setup.
- Shockproof Storage Case – Delivered in a protective case with custom foam inserts for the welding head, motor, and angle gearhead module.


Precise Mechanical Profile Tracking – Guarantees consistent weld quality.

Precise Axial, Radial, and Angular Electrode Alignment – Tool-free knob system enables quick, precise electrode alignment.

Tiltable Torch – Provides enhanced flexibility during operation.
Resources for Your AXXAIR Equipment
Explore AXXAIR open orbital weld head solutions with our product brochure, or download the user manual for detailed installation, operation, and maintenance information.

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