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electrical - Are power outlets for window A/C units likely to support 220V? - Home Improvement Stack Exchange
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Leviton 5461-W 20-Amp 250-Volt NEMA 6-20R, 2P, 3W, Narrow Body Single Receptacle, White - Electrical Outlets - Amazon.com
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Pass & Seymour/Legrand 20-Amp 250-Volt NEMA 6-20p 3-wire Grounding Industrial Straight Plug, Black in the Plugs & Connectors department at Lowes.com
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wiring diagram for a 20 amp 240 volt receptacle | Electrical wiring, Home electrical wiring, Outlet wiring
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Leviton 5822-W Straight Blade Single Receptacle, 250 Vac, 20 A, 2 Pole, 3 Wire, White - Electric Plugs - Amazon.com
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Leviton 5821-W Single Receptacle Outlet, Commercial Specification Grade, Smooth Face, 20 Amp, 250 Volt, Side Wire, NEMA 6-20R, 2-Pole, 3-Wire - White - Amazon.com
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Leviton 20 Amp Commercial Grade Tamper Resistant Single Outlet, White R52-T5020-0WS - The Home Depot
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Eaton 20-Amp 250-volt Commercial Round Outlet, White in the Electrical Outlets department at Lowes.com
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