Allen Industries service engineers offer professional Megger B10E Power Supply repair service. In fact, we offer repair and calibration service for many models from many manufacturers test equipment. A variable DC voltage is needed to test a circuit breaker. Substation batteries should not be used since this entails considerable risk for testing personnel, testing equipment and also for the equipment being tested. The best way to ascertain whether or not solenoids and protective mechanisms are sluggish or set improperly is to perform a test at minimum tripping voltage. Once your unit is received in, one of our technicians will evaluate your instrument and will send you a formal estimate. Services are performed only AFTER approval. Standard and rush Megger B10E Power Supply repair service available. To receive a Megger B10E Power Supply repair service quotation, simply fill out the Megger Quick Quote form one of our friendly customer service associates will respond to you shortly.