Product Description

•  Lightest weight available in air-insulated high-voltage model
•  Advanced performance with long-term reliability provided by filtered half-wave rectification
•  Designed for maximum operator safety

http://en.megger.com/master-products/dc-dielectric-tester/

High Voltage DC Dielectric Test Sets provide the most dependable, portable DC highvoltage sources for checking the quality of electrical power cables, motors, switchgear, insulators, transformers and capacitors.