Product information "Protective contact extension cable with locking system" No cable slips here. Our extension cable with locking system provides protection against unintentional disconnection of your power cables. You can rely on the 12 kg tensile force and no longer have to worry about connected power cables accidentally coming loose during work. The patented special mechanism can securely anchor all plug types / shapes. SIMPLE ACTIVATION The socket is equipped with a locking mechanism that can be activated by turning the collar. - H05VV-F 3x 1.5 mm² - this system can withstand a pulling force of 12 kg - all forms of plug types can be locked - safety-certified article https://elecena.pl/product/20982462/nv7-10-extension-cable-earthing-contact-angled-plug-coupling-10m 2022-06-11 https://elecena.pl/product/20982462/nv7-10-extension-cable-earthing-contact-angled-plug-coupling-10m 2022-07-24 https://elecena.pl/product/20982462/nv7-10-extension-cable-earthing-contact-angled-plug-coupling-10m 2022-08-16 https://elecena.pl/product/20982462/nv7-10-extension-cable-earthing-contact-angled-plug-coupling-10m 2023-02-21 https://elecena.pl/product/20982462/nv7-10-extension-cable-earthing-contact-angled-plug-coupling-10m 2023-12-22 https://elecena.pl/product/20982462/nv7-10-extension-cable-earthing-contact-angled-plug-coupling-10m 2025-08-13 https://elecena.pl/product/20982462/nv7-10-extension-cable-earthing-contact-angled-plug-coupling-10m 2025-09-24