The H2 Series printer is designed with built-in safety features to ensure compliance with safety regulations. It includes a safety key socket, which prevents the printer from being powered on unless the safety key is inserted. Additionally, an emergency stop button with an integrated safety key provides an extra layer of protection, allowing you to quickly and securely deactivate the printer if needed. Compatibility H2D Laser H2S Laser Installation Learn more about the Power Safety Key Unit on Bambu Lab Wiki. Includes 1x Power Safety Key Switch 1x Power Safety Key 2x BT2.3-7 Screw Browse more Browse all Bambu Lab H2D Browse all Bambu Lab A1 Mini Printer spare parts & Accessories Browse all Bambu Lab AMS Lite Browse all Bambu Lab A1 Mini 3D Printer, Spare Parts & Accessories Browse all Bambu Lab Filament Browse all Bambu Lab X1 3D Printer, Spare Parts & Accessories Browse all Bambu Lab P1P/P1PS 3D Printer, Spare Parts & Accessories Browse all Bambu AMS Spare Parts & Accessories Browse all Bambu Labs Browse all Printer Spare Parts