PAT420 is part of a new generation of downloading portable appliance tester. It fully PAT tests portable electrical equipment to the latest edition of the Code of Practice for the In-Service Inspection and Testing of Electrical Equipment. Provides an extensive memory and downloading capability with the added features of 110V operation. 250/500V insulation tests. 200mA, 10A & 25A continuity test with high duty cycle for repetitive testing. Portable RCD and extension lead testing. Alternative leakage tests. 10,000 memory storage with USB download. Improved operating system architecture. Continuous operation. Instant re-start as you move from room to room testing. Large 5.7in 1/42in VGA backlit full colour screen for clear results. Selectable PASS/FAIL limits provide instant indication of a faulty asset. 230 & 110V operation for industrial, commercial and residential applications