The Yellow Jacket Combustible Gas Leak Detector is a portable handheld detector built to quickly locate methane, propane, butane, and other combustible gas leaks with precision. Designed for HVAC professionals, technicians, and residential gas leak detection, this tool ensures accurate performance and long-term reliability.
Equipped with an ultra-sensitive sensor, it detects even the smallest gas traces in seconds. The SmartAlarm™ LED indicator visually displays leak size on a 1–9 scale, allowing users to assess leak intensity instantly. You can easily adjust between normal, high, or low sensitivity modes depending on the environment and leak level.
Compact, lightweight, and easy to handle, this battery-operated natural gas detector is perfect for use in tight or hard-to-reach areas. Proudly made in the USA, the Yellow Jacket leak detector combines durability, accuracy, and safety for professional-grade gas detection.
Product Specifications Combustable Leak Detector (YJ-69373)
Feature
Description
Brand
Yellow Jacket
Product Type
Combustible Gas Leak Detector
Detection Range
Methane, Propane, Butane, LP Gas, Natural Gas
Sensor Type
Long-life, replaceable sensor
Sensitivity
Detects as low as 5 ppm methane and 2 ppm propane
Operating Modes
Normal / High / Low Sensitivity
Indicator
SmartAlarm™ LED bar graph (1–9 scale for leak size)
Warm-Up Time
Less than 25 seconds
Probe Length
17″ (43 cm)
Power Source
4 × AA Alkaline Batteries
Battery Life
Up to 20 hours continuous operation
Body Length
10.5″ (26.7 cm)
Weight
16 oz (0.45 kg)
Sensor Life
500 hours (replaceable)
Operating Temperature
32°F to 110°F (0°C to 43°C)
Warranty
24 months (12 months on sensor)
Origin
Made in USA
Applications
Use Case
Details
HVAC Maintenance
Detects refrigerant and fuel gas leaks accurately
Industrial Service
Ideal for field inspections and equipment testing
Residential Safety
Perfect for home natural gas leak detection
Propane & Butane Testing
Works as a propane tester and butane leak detector