Atron Electro Industries LA999 Medium Base Keyless Porcelain Socket, Gasket, Cap, 1/8 IP, 660W, 250V, White | Hillside Shopping Centre
E27 LAMPHOLDER 250V ~660W PHILIPS LIGHTING PHILIPS BULB Kuala Lumpur (KL), Selangor, Malaysia Supplier, Supply, Supplies, Distributor | JLL Electrical Sdn Bhd
Leviton 00055-729 Outdoor Medium Base Weatherproof Lampholder, 660W, 250V, Black | Canadian Tire
Max watt bulb for an old "660w 250v" table lamp? - Electrical Engineering Stack Exchange
IS276-A - E26 to Medium Light Socket Adapter - 660 Watts, 250 Voltage, Screw in Mounting, Aluminum Screw Shell Socket Type. One-piece Socket Reducer, Porcelain Finish, cULus - Etlin Daniels
E26 E27 Medium Base Ceramic Lampholder Socket - Porcelain - 660W-250V – BulbAmerica