Portable Gas Detectors

Gas Leak Detector XP-702IIIS


For detecting leaks of combustible gases such as methane and isobutane.
For detecting leaks of refrigerant.


  • Smaller and Lighter.

50% smaller and 30% lighter than conventional models

  • Two Alarm Lights

Equipped with 2 easy-to-notice flashing alarm lights

  • Concentrations

As little as 10 ppm can be detected (30ppm for refrigerant)

  • Capable of Detecting 2 Different Gases

(Target models: XP-702IIIS-A, XP-702IIIS-F)


Model XP-702IIIS-A XP-702IIIS-B XP-702IIIS-F
Target Gas 2 combustible gases (switchable) One combustible gas One combustible and refrigerant gas
Sensor Type Hot-wire semiconductor
Detectable Leak Rate Combustible gas: 3.3×10⁻⁶Pa・m³/s Refrigerant gases: [R-407C] 12.4g/year
[R-410A] 11.2g/year
Lowest Detectable Cncentration Combustible gas: 10ppm Refrigerant gas: 30ppm
Response Time Less than 5 seconds (does not apply to refrigtrant gases)
Power Source 2 x AA alikline batteries
Battery Life Approx. 12 hours
Approvals UL: Class I, Division 1, Groups C and D, T3
Class I, Zone 0, AEx ia IIB T3 Ga
Japan Ex: Ex ia IIB T3 Ga
Operating Temperature/Humidity -20 to +50°C, less than 85% RH or less (no condensation)
Dimensions W38 x H135 x D32 mm
Weight Approx. 190g (including batteries and leather case)
Accessoiries Leather case, Drain filter, Filter element, Gas probe, Dust filter, Hand strap, 2 x AA alkaline batteries
Options Annealed copper tube, Gas collector, Sampling hose, etc.




Selectable Gases

acethylene【C2H2】, ammonia【NH3】, benzene【C6H6】, butadiene【C4H6】, ethane【C2H6】, ethylene【C2H4】, EO【C2H4O】, hydrogen【H2】, propane【C3H8】, R-22【CHClF2】,R-32【CH2F2】,R404A,R407C,R600a(i-B),R410A etc.

Contact Us


Product Category

Product Guide Download

Search by Keywords

Contact Us

Contact Us

For telephone inquiries, please call your nearest New Cosmos Electric office.

List of New Cosmos Electric Locations