The product is the Combo Electrical Power Adapter SMPS 220 V AC to 24 Volt DC with inbuilt UV Ballast and internal wiring for Solenoid Valve, Booster Pump, UV Lamp, Float Switch and Low pressure Switch domestic RO System. Once you install this adapter there is no need for any other wiring requirements as this component contains the complete in built wiring circuit. The customer just needs to connect the respective wires to various earmarked components. The part is the standard fitment in RO Systems of Kent/ Aquaguard/ Luminous etc. For any queries or questions, feel free to contact us on 09728755877.