Stellar Instruments SI620 Hydrogen Gas Leak Detector

The Stellar SI620 Hydrogen Gas Leak Detector is a high-sensitivity trace gas leak detector designed for accurate detection of hydrogen gas leaks. It uses a heated semiconductor sensor with microprocessor control to provide reliable digital signal processing and fast leak detection.

With sensitivity of less than 5 ppm / 2g per year, instant response time, adjustable leak sensitivity, and a 15.5 inch flexible stainless-steel probe, the SI620 is ideal for precise gas leak checking in industrial, maintenance, HVAC, refrigeration, and field service applications.

Features:

• Detects 5% Hydrogen (H2) + 95% Nitrogen (N2) mixture
• High sensitivity: less than 5 ppm / 2g per year
• Heated semiconductor sensor for reliable detection
• Microprocessor-controlled digital signal processing
• Instantaneous response time
• Adjustable leak sensitivity levels
• 7 LED visual indicators for easy leak identification
• Warm-up time: 45 seconds
• Built-in DC brushless fan
• 15.5 inch / 40 cm flexible stainless-steel probe
• Ambient concentration reset function
• Automatic zero and background compensation
• Approx. 1-year sensor life
• Battery operated using 4 AA alkaline batteries
• Suitable for precise trace gas leak detection applications