Megger avo410 digital multimeter megger 1001 613 the megger avo410 digital multi meter is a tough compact instrument designed for the contracting electrician but also suitable for a wide range of other applications and users it offers a range of measurement modes for ac and dc applications resistance and current measurement the meter has a tough rubber armoured case offering maximum protection from the harsh use found in modern industrial environments the avo410 has all the functions tha