POWER CHECK

The PowerChek power supply indicator lets you know if your block heater or any other electrical appliance that needs to be powered is working. PowerChek has two indicator lights, green indicates current is available, and red indicates it is getting to your appliance. Durable, compact, easy-to-use power supply indicator ideal for everything from automotive and transportation applications to more industrial power verification use Use with all 120V circuits. Will test and continuously monitor the operation of sump pumps, generators, compressors, lights, all vehicle block heaters, oil pans, heavy-duty equipment, battery warmers, extension cords, heater tapes, all electric tools, blankets, appliances, and more.