Source IN-T9C G10Q 4-pin 205mm 12W 225mm 14W 300mm 20W 375mm 24W T9 Aluminum Body LED Circular Circle Ring Round Tube Light Lamp on m.alibaba.com
E-Simpo® 6pcs 2G7 4-Pin H Lamp Fluorescent Light Holder 2G7 Base Horiztonal Single Head Tombstone Lamp Socket for LED Fluorescent Tube(2G7) - - Amazon.com
Feit Electric 8 in. 15-Watt (22-Watt Equivalent) T9 Cool White 4100K G10Q Circline LED Light Bulb (4-Pack) FC8/840/LED/4 - The Home Depot
Aexit 4pcs F34-1 Lighting fixtures and controls AC 500V 2A G10q Base Light Socket Lamp Holder Special for Ring Tube - - Amazon.com
G10q LED Fitting - Electronics - Maker Forums
LH0709 G10q, T8 circline lamp holder/socket with push fit mounting
LH0860 G10q, T9 circline lamp holder/socket with snap in mounting
Feit Electric 15-Watt 8 in. T9 G10q Type A Plug and Play Linear Circline LED Tube Light Bulb, Daylight Deluxe 6500K FC8/865/LED - The Home Depot
Feit Electric 12 in. 20-Watt (32-Watt Equivalent) T9 Cool White 4100K G10Q Circline LED Light Bulb (4-Pack) FC12/840/LED/4 - The Home Depot
LH0692 Unshunted, G10q circline lamp holder/socket with push fit mounting