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| Categories | SF6 Leak Detector | 
|---|---|
| Brand Name: | KSTONE | 
| Model Number: | LF-03-FR | 
| Certification: | ISO9000 | 
| Place of Origin: | Shanghai | 
| MOQ: | 1 | 
| Price: | $11000-$12000 | 
| Payment Terms: | ,T/T | 
| Delivery Time: | 7-10 work days | 
| Packaging Details: | Cardboard box / wooden crate | 
| Supply Ability: | 100 | 
| Detection Principle: | NDIR non-dispersive infrared | 
| Measuring Range: | 0–1000 PPM | 
| Detection Accuracy: | ≤±2% F.S. | 
| Min. Detection Limit: | 0.1ppm | 
| Resolution: | 0.1ppm | 
| Power Supply: | Rechargeable lithium battery / AC220V/50Hz | 
| Company Info. | 
| Shanghai Kstone S&T Development Co .,LTD. | 
| Verified Supplier | 
| View Contact Details | 
| Product List | 
Handheld infrared SF6 leak detector, suitable for quantitative leak detection and calculating annual leakage rate LF-03-FR
The LF-03-FR SF6 Gas Leak Detector is a next-generation portable tool designed for pinpointing SF6 leaks in high-voltage equipment (GIS, circuit breakers, switches) with unmatched accuracy. Featuring an imported NDIR infrared sensor and advanced calibration technology, it detects leaks as low as 0.1ppm (≤±2% F.S. accuracy) and delivers results in 3 seconds.
Why Choose LF-03-FR?
✅ Replace Wika/Dilo Detectors – Cost-effective, high-performance
alternative
✅ 6+ Hours Battery Life – Rechargeable lithium battery for field
operations
✅ Touchscreen & Alarms – Color LCD display with real-time
sound/light alerts
✅ Hood Algorithm & Calibration – Calculate leak rates and ensure
long-term reliability
✅ GB/T11023-2018 Standard Compliance – Developed by China’s
national standard drafting unit
Ideal for power utilities, maintenance teams, and manufacturers. Order now to upgrade your SF6 leak detection with speed and precision!
Technical Specifications
| Operating voltage: | Lithium battery, or AC220V/50Hz | 
| Detection principle: | NDIR non-dispersive infrared (double-beam) | 
| Measuring range: | 0-1000 PPM (the measuring range can be customized) | 
| Detection accuracy: | ≤±2%F.S (relative to the specified measuring range) | 
| Minimum detection limit: | 0.1ppm | 
| Highest sensitivity: | 0.1ppm | 
| Resolution: | 0.1ppm | 
| Response time: | ≤3S (response available) | 
| Preheating time: | ≤3min | 
| Detection method: | Handheld suction type | 
| Operating humidity: | ≤90%RH | 
| Display mode: | 800×480 graphic color liquid crystal screen (main screen); 320×240 color liquid crystal screen (handle) | 
| Operation mode: | Resistive touch screen | 

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