Leynvo LN-604DT-4JR Control Box – Compatible with LN-604-4JR-DT and LN-604DT-4H Combo:Control Box + Remote Controller you can use this switch

you can use this switch to replace yours

Direct replacement for the MLSK5-D(LSF) switch

This right-angled remote controller features 2 buttons and 5 pins round male plug

and HC-6022-PR2-TE remote controller

Leynvo LN-604DT-4JR Control Box – Compatible with LN-604-4JR-DT and LN-604DT-4H Combo:Control Box + Remote Controller you can use this switchThis is the genuine LN 604DT 4JR control box (also known as the junction box). It features 4 leads and connectors. Compatibility: This control box is a direct replacement for the following models: LN 604DT 4JR LN 604 4JR DT LN 604 4H DT LN 604DT 4H This control box is only compatible with the models listed above and cannot replace any other models. Please carefully verify the model number of your original control box. Features: 4 leads and connectors: