To open the terminal block connector, first to lift the latch, and then put the connector opened, not allowed in  without unlocking condition under the pull wire harness, which would damage the latching device or connect wiring  terminal block.

Terminal block connector products application widely used in our life.Terminal block connector products used in  automobiles, home appliances, instruments, office equipment, business machines, electronic components lead. Electrical  instrumentation control board, used in digital products, household appliances, automobile industry. With the  development of car electronic control system, more and more electrical parts in technology widespread application.