The Gastec GOA-7H Oxygen detector utilizes advanced galvanic cell sensing technology to provide stable and accurate oxygen concentration measurements. In industrial settings, oxygen deficiency can occur rapidly due to displacement by other gases or biological processes. This device is specifically calibrated to detect these fluctuations immediately, allowing operators to identify hazards before they lead to emergency situations.
This detector is built for the rigors of field operation, combining a lightweight form factor with a rugged housing that stands up to daily industrial use. One of its standout competitive advantages is the simplified calibration process, which allows users to perform air-based adjustments quickly, ensuring the instrument is always ready for peak performance. For procurement officers and safety managers, the Gastec GOA-7H Oxygen detector represents a cost-effective, long-term solution for occupational health and safety (OHS) compliance, backed by Gastec’s reputation for world-class gas detection technology.
The Gastec GOA-7H Oxygen detector is a compact, high-reliability safety instrument designed for the instantaneous monitoring of oxygen levels in industrial and confined space environments. Engineered to protect personnel from oxygen deficiency, this portable detector provides real-time atmospheric data with exceptional accuracy and ease of use.
Although, technology is always evolving, one demand on our products never changes: the demand for customer safety. Whenever we contribute to customer safety, we are presented with an opportunity to develop further.
GASTEC holds this corporate creed of safety and development in high esteem, as it strives to grow while always putting customer safety first.
| Feature | Specification |
| Measurement Range | 0.0 – 25.0% (Service range up to 42.0%) |
| Measurement Principle | Galvanic Cell (Sensor O2-204G) |
| Resolution | 0.1% |
| Alarm Threshold | < 18.0% (Deficiency) / > 23.5% (Enrichment – User settable) |
| Response Time ($T_{90}$) | Within 15 seconds (at 20°C) |
| Ingress Protection | IP64 (Dust-proof and splash-resistant) |
| Weight | Approx. 110g |
The Gastec GOA-7H Oxygen detector is essential for safety monitoring in the following sectors:
