Get current pricing for Ch, CH-29102-ID Ch - 252h, Tenney, Model #th-jr, 16x15x20, -12 To +93 Deg C, 120v, 1ph, 15 Amps, Watlow #f-4 Microprocessor, 2 2 Side Ports, 20% To 95% Rh, Ele . Product Category: Test/measurement, Sub Category: Environmental Chambers: