Amazon.com: TCEUMIK 120V LED SPA Light Bulb 12W Ocean Dark Blue Bulb for Hot Tub/In-ground SPA/Underwater Swimming Pool PAR20 E26 Base LED Light Replace up to 100W-300W Bulb for Pentair & Hayward
Pære 300W 120V GY5,3 diam. 51mm (*) - Fotoimport AS
Pære 56 300W
2 Pack BlueX 300W Bulb - 350W Bulb Equivalent, 40W LED Corn Light Bulb Cool White 5000K E26 Base 4000 Lumens 300 Watt Light Bulb, High Watt Commercial - Walmart.com
Feit Electric A23 LED Light Bulb, 300W Equivalent, Non-Dimmable, 4060 Lumens, E26 Standard Base, 3000k Soft White, High Output LED Bulb, Damp Rated, 22 Year Lifetime, OM300/830/LED - Amazon.com
NOS G-E LAMP 300T 6 1/2 T8 10 PROJECTION 300w BULB 2CC-8 FIL BURN DOWN BASE NIB | eBay