Martindale Electric

BZ820-EV ESVE Socket Tester. Product in Action.

Published: 6 March 2026 Category: Video

The BZ820-EV is the ideal first-line tool for checking EV chargers fitted with Type-2 connectors.

The unit detects 28 wiring fault conditions and also checks the voltage supply level (L1). Correct polarity is indicated by three flashing green LEDs and a continuous audible tone. Fault conditions are clearly indicated by 3 red LEDs and a warning buzzer.