Amazon.com: Single Power Transformer, AC 220V to AC 12V/24V Power Transformer 10W 50Hz Electronic Transformer(12V) : Electronics
24V 40VA Control Transformer. Primary Voltage 120, 208, 240V 50hz-60hz ,Secondary 24V Multi tap Transformer, Compatible Jard 4031F Packard 42440, HVAC Furnace Multi tap Transformer. - Amazon.com
Amazon.com: Power inverter 3000W peak 6000 Watt DC 12V to AC 220 Volt 230V converter with battery charge function converters 50HZ (DC12V to AC220V) : Automotive
Single Phase Energy Meter Digital LCD Din Rail Electricity Usage Monitor 5-80A 230V 50Hz DIN Rail Energy Meter DDS015: Amazon.com: Tools & Home Improvement
Amazon.com: GGGarden 5(65) A 230V 50HZ Single Phase Din Rail KWH Watt Hour Energy Meter : Electronics
SHYLIYU Submersible Pumps 3" OD Pipe 220-240V/50HZ 0.37KW 0.5HP Stainless Steel 1" Outlet Submersible Bore Pump Deep Well Pump with Control Box for Industrial and Home Use - Amazon.com
Amazon.com: Yinleader 3000 Watt Voltage Converter Transformer Step Down 220V to 110V or Step Up 110V to 220V Power Converter Adapter for use in The United States for European and Asian Household