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✓ Dispatch within 1 business day
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✓ 24-month warranty on new/unused items
✓ 1-month functional warranty on used items
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GOW-MAC 21-250 Gas Leak Detector Thermal Conductivity - Untested SOLD AS IS
For sale is a GOW-MAC Instrument Co. Model 21-250 Gas Leak Detector, offered in untested, unknown condition. This is a laboratory-grade leak detector designed to quickly and accurately pinpoint gas leaks that are too small to detect with soap solution. The unit operates on the principle of thermal conductivity detection and is suitable for a wide range of gases with thermal conductivity different from air.
Key Features:
Brand: GOW-MAC Instrument Co.
Model: 21-250 (Deluxe Gas Leak Detector)
Power: 115V AC, 60Hz, 80W
Sensitivity: Detects helium leaks as small as 1.0 x 10⁻⁵ cc/sec and refrigerant leaks of 1.0 x 10⁻⁴ cc/sec
Output: Analog meter, audio alert with adjustable volume and threshold
Sensitivity ranges: High/Low
Rechargeable battery operation with charger
Probe and tubing included (see photos)
Sturdy metal housing with carrying handle/stand
Dimensions: Approx. 27 x 21 x 9 cm (excluding handle)
Weight: Approx. 4.1 kg
Condition:
Untested, unknown condition.
Sold as-is, for parts or repair.
Physical condition as shown in photos: some cosmetic wear and labels from previous use.
No warranty or returns due to untested status.
Applications: Ideal for laboratory, industrial, or gas chromatography environments where pinpointing small leaks in non-combustible gases is required.
Important Notice for UK Buyers: Due to Brexit, UK buyers are responsible for paying customs duties and import fees when purchasing from the EU. These charges are determined by UK customs and must be settled by the buyer. Please check with your local authorities for further details before making a purchase.
