G2667 Analog Panel Mount Thermometer Vapor Actuated 100 Degrees to 350 Degrees Temp Range (F) Dial Size 3-1/2 In. Mounting Surface with Back Outlet Tube Length 120 In. Case Material Stainless Steel Lens Material Polycarbonate Tube Material Bronze Braided Copper Sensor Material Copper Sensor Length 1.87 In. Sensor Dia 0.437 In. Sensor Connection 1/2 in NPT 37 Degrees to 176 Degrees Temp Range (C) Accuracy +/-1 Scale Division