


The Orbitalservice PRO2stick is a stick-shaped residual oxygen analyzer for checking purge gas before orbital TIG welding. It measures from 1000 ppm down to 1 ppm, is resistant to hydrogen, humidity and ozone, starts in under 5 seconds, runs 11 hours, and has Bluetooth class 1 with 100 m range.
Key specifications
| Specification | Value |
|---|---|
| Measuring range | 1000 ppm down to 1 ppm O₂ |
| Start-up time | Less than 5 s |
| Battery life | 11 h |
| Wireless | Bluetooth class 1, 100 m |
| Housing | Aluminium |
| Display | 1″ OLED colour display, turnable 180° |
| Auto-off | Yes |
| Weight | 0.5 kg |
| Size | 280 mm × Ø 56 mm |
| Case | 1.9 kg, 390 × 315 × 100 mm |
Buying in Canada
BTH Sales is the exclusive Canadian importer of Orbitalservice. BTH Sales ships across Canada from St. Marys, ON. Contact us for a freight quote and delivery estimate. One of our product experts will help you choose the right setup. We offer engineering support, and video demos for customers outside Ontario. Book a demonstration to see the PRO2stick. Call 519-461-1381 or email sales@bthsales.ca.
Warranty, financing and support
- Warranty: 1 year.
- Financing is available. Contact BTH Sales to ask.
- After-sale support: training and commissioning support from BTH Sales.
Frequently Asked Questions
What is the measuring range of the PRO2stick?
Orbitalservice lists a measuring range of 1000 ppm down to 1 ppm O₂.
Can the PRO2stick be used with hydrogen-containing purge gas?
Yes. Orbitalservice says the PRO2stick is resistant to H2, humidity and ozone.
How long does the battery last?
Orbitalservice lists 11 hours of battery life and a start-up time of less than 5 seconds.
Can the PRO2stick connect wirelessly?
Yes. It has an integrated Bluetooth class 1 module with 100 m coverage for data transfer. Orbitalservice's 2021 datasheet names an Android phone (10 m) or a PC as receivers, and a Bluetooth receiver module is optional.
Related products & accessories
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The PRO2stick checks residual oxygen in the purge before orbital TIG welding.

