Get current pricing for Ch, CH-29121-ID Ch - 538h, Csz, Model #zh32-2-2-h/ac, 38x38x38, -70 To +170 C, 230v, 3ph, 39 Amps, Otp/utp, New Watlow #f-4 Control, Chart Recdr, 2.5 & 8x8 Sid . Product Category: Test/measurement, Sub Category: Environmental Chambers: