Leviton 49875-740 Medium Base Outlet Box Mount Incandescent Lampholder, Keyless, 660W, 250V, White | Canadian Tire
Max watt bulb for an old "660w 250v" table lamp? - Electrical Engineering Stack Exchange
E26 E27 Edison Screw Socket to GU10 Bayonet Base Adapter,GU10 Ceramic Socket Converters for GU10 Halogen Bulb, GU10 LED Spot Light,UL Listed, 660W /250V - Amazon.com
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
My lamp socket says 660 W / 250 V. I live in the US, is it safe to put in a typical 120 Volt bulb? - Quora
Eaton White Ceiling Socket With Beaded Pull Chain - Medium Base - 660-watt - 250-volt S759W-CD-SPL | RONA
E27 LAMPHOLDER 250V ~660W PHILIPS LIGHTING PHILIPS BULB Kuala Lumpur (KL), Selangor, Malaysia Supplier, Supply, Supplies, Distributor | JLL Electrical Sdn Bhd