Due to the nature of inventory, exchanges may not be available. Listing and template services provided by inkFrog. Accurate Gas Control Systems Controller With GaugeModel # 354CRefrigerant: R134aTemperature Range: 0-+100 degrees Celsius Electrical: 115VUsed. This item is in the category "Business, Office & Industrial\CNC, Metalworking & Manufacturing\Metalworking Equipment\Other Metalworking Equipment".The seller is "visionsemi" and is located in this country: US. This item can be shipped worldwide.