Custom-Cal Offers Calibration, Service & Repair for a wide range of Keithley Instruments products. Since 1946 Keithley has been a leader in providing extremely accurate equipment for signal testing.

Custom-Cal has a high success rate repairing Keithley models and you save off OEM repair. Ask about our replacement service and easy shipping options. Contact Custom-Cal by phone at 888-530-9009 or email service@custom-cal.com with your model number for a quote & consult.