Check the listing for details. Arbiter Model 1040A Panel Meter Calibrator WITH MANUAL. Condition: For parts or not working, Made in United States. Listed at 400.00 USD. SERVICE MANUAL INCLUDED. The Arbiter Model 1040A Panel Meter Calibrator is a precision tool designed for calibrating panel meters in industrial settings. Made by the reputable brand Arbiter in the United States, this unit offers accurate measurements and ensures the reliability of test equipment. With its high-quality construction and functionality, this calibrator is a valuable asset for businesses looking to maintain precise measurements and standards in their operations. This unit was purchased as a repair. No time to finish the repair. So my loss is your gain! Comes with the operations and maintenance calibration troubleshooting manual. The unit is likely failing due to old electrolytic capacitors probably just needs to be completely recapped. AS-IS NO RETURNS.