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Sulfur Dioxide Sensor | GG-SO2 Stainless Steel Enclosure
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Sulfur Dioxide Sensor | GG-SO2 Stainless Steel Enclosure

Order Number: GG-SO2-20-ST
The GG-SO2-ST is used for detecting SO2 leaks in industrial facilities, with a stainless steel enclosure.

Lead Time: 1 day

  • Now includes a 2 year warranty on sensing element and transmitter.
  • Electrochemical Sulfur Dioxide sensor, (0-20 ppm SO2).
  • 18 GA, NEMA 3RX washdown-duty stainless steel housing with hinged lid and captive screw
  • SO2 specific electrochemical sensor technology.
  • Circuit board sealed in potting material to protect sensitive sensor components and copper tracing from corrosion.
  • Designed to adapt to any harsh environment from -40°F to +122°F.
  • Part Number: GG-SO2-20-ST



7.5" high x 6.5" wide x 3.75" deep


4.0 lbs

Power Requirements

24VDC @ 350mA

Signal Output

4/20mA, 700 Ohm max input impedance

Temperature Range

-40F to +122F (-40C to +50C)


Electrochemical (diffusion method)
Certification ETL listed to UL standard 61010-1, and CSA standard C22.2 No. 61010-1-12
Warranty 2 years sensing element and transmitter
Please review these other products:

GG-NO2-B Replacement Cell

Order Number: GG-NO2-B-RC
Replacement electrochemical cell for the GG-NO2-B, GG -NO2, and EC-F2-NO2 sensors.

Lead Time: 1 day

Duct Mount Kit

Order Number: DMK-1
Duct Mount Kit for use with CTI polycarbonate enclosures. Hardware connects to sensor enclosure to provide air from duct.

Lead Time: 1-2 days

Relay Module

Order Number: RM420-LR
Relay Module -  4-20 mA feed-through design maintains signal output function. Relay output with dry contacts, connects to CTI sensor enclosures. 

Lead Time: 1 day

Entrance Monitor | EM2

Order Number: EM2
The EM2 Entrance Monitor is used for remote display and/or as a single channel controller for gas detection systems.

Lead Time: 1 day