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Restek Electronic Gas Leak Detector
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Minimum Detectable Gas Limits and Indicating LED Color:
Helium, 1.0 x 10-5, red LED
Hydrogen*, 1.0 x 10-5, red LED
Nitrogen, 1.4 x 10-3, yellow LED
Argon, 1.0 x 10-4, yellow LED
Carbon dioxide, 1.0 x 10-4, yellow LED
Specifications:
| Application | Gas Chromatography |
| Storage Temperature | Ambient |
| Product Type | Laboratory Equipment |
| Product Brand | Restek |
| Product Grade | Analytical grade |
The Restek® Electronic Gas Leak Detector is a high-performance, handheld leak detection device designed for precise identification of gas leaks in gas chromatography (GC) systems. Engineered to detect minute leaks of helium, hydrogen, argon, nitrogen, and carbon dioxide, this rugged yet lightweight device features a clear LED display, audible alerts, and a 12-hour rechargeable battery, making it the industry standard for lab-based leak detection.
Its ergonomic design, intuitive interface, and universal power compatibility make it a valuable asset for routine GC maintenance, ensuring optimal instrument performance, lab safety, and analytical accuracy.
Key Features
- Detects trace leaks of helium, hydrogen*, nitrogen, argon, and carbon dioxide
- LED indicators display leak severity (color-coded)
- Audible tone increases in intensity with leak size
- Long battery life – up to 12 hours of continuous operation
- Can be used while charging via USB or AC adapter
- Ergonomic handheld design with rugged side grips
- Integrated probe storage for protection and cleanliness
- Automatic shutoff conserves battery life
- Includes universal AC power adapters for US, UK, EU, Australia, and Japan
- One-year manufacturer’s warranty
Detection Limits & LED Indicators
| Gas | Minimum Detectable Leak Rate (atm cc/sec) | LED Color Indicator |
|---|---|---|
| Helium | 1.0 × 10⁻⁵ | Red |
| Hydrogen* | 1.0 × 10⁻⁵ | Red |
| Argon | 1.0 × 10⁻⁴ | Yellow |
| Nitrogen | 1.4 × 10⁻³ | Yellow |
| Carbon Dioxide | 1.0 × 10⁻⁴ | Yellow |
*Caution: For hydrogen detection, use only in noncombustible GC environments. The Restek detector is not suitable for combustible gas leak environments. Use a certified combustible gas detector for those applications.
Specifications
| Specification | Details |
|---|---|
| Detectable Gases | He, H₂*, Ar, N₂, CO₂ |
| Power Supply | Rechargeable NiMH battery (USB/AC adapter) |
| Battery Runtime | Up to 12 hours |
| Ambient Temperature Range | 10–37 °C (50–98.6 °F) |
| Humidity Range | 0–97% |
| Weight | 252 g |
| Certification & Compliance | CE, CSA/UL tested, WEEE, CEC, RoHS 2, UKCA |
| Warranty | 1 year |
| Operating Environment | Indoor use only |
| Included Accessories | Carrying case, probe holder, USB cable, universal adapters |
Included in the Kit
- Restek® Leak Detector Unit
- Easy-to-clean probe with built-in storage
- USB charging cable
- Universal AC adapters (US, UK, EU, Australia, Japan)
- Rugged carrying/storage case
- User manual
- 1-year warranty card
Competitive Advantages
Compared to leading alternatives:
| Feature | Restek | Agilent G3388B | GOW-MAC 21-070 Mini |
|---|---|---|---|
| Battery Life | 12 hours | 5 hours | 8 hours |
| Battery Type | NiMH | Lithium-ion | NiCd |
| Helium Sensitivity | 1 × 10⁻⁵ cc/sec | 1 × 10⁻⁴ cc/sec | 1 × 10⁻⁵ cc/sec (high) |
| Leak Indicator | LED + audible | LCD + audible | LED + audible |
| Handheld Design | Yes | Yes | No |
| Weight | 252 g | 95 g | 476 g |
The Restek® Electronic Gas Leak Detector is a durable, easy-to-use, and highly sensitive tool tailored for detecting gas leaks in GC laboratory environments. Backed by strong performance, industry compliance, and robust construction, it offers unmatched value for laboratories requiring routine leak detection, instrument integrity, and operator safety.