DC Motor Speed Control. Unit appears to be in good cosmetic condition and powers on properly with green LED. However since we cannot guarantee full operational functionality it is being. Camco Varipak DC Motor Speed Control. Camco Varipak – Subsidiary of Emerson Electric Co. Camco part number: 600188 / 92A41567000000. Input: 120VAC, 16A, 10, 50/60 Hz. Output: 0-90VDC, 10A, 30 Cycle. Net weight: 4.9 lb. Includes only what is shown in pictures. If applicable, the current registration, calibration, licensing, software, programming, or preventative maintenance has probably expired on this unit by now. Please note that items are NOT included unless listed in writing or pictured such as: passwords, reset, device registration, programming, Unlock/Access/Key codes, software, drivers, speed controllers, power supplies, manuals, cords, brackets, adapters, etc.