"Delta" have introduced new precision, compact & economic electrical testing. Module for small appliances/ motors, etc. It has built- in 2A variac with Delta"s innovative V- A- W Meter of ratings 250V/ 2.000A/ 200.0W (OR 500 W optional).Mains frequency meter is provided especially for appliances like fans and also testing of magnetic ballasts. Specially designed overload protection MCB is an integral part of the Module. True- RMS version of the Module is also available for testing the input parameters of electronic ballasts.