Linear fluorescent tubes are the most common type of fluorescent lamps.
													
																	Circular fluorescent light sizes. 
									
	
		
	
																	31 75 g13 bipin t12 t38 1 1 2. 
																	30 watt circline t9 fluorescent tube. 
																	4 3 out of 5 stars based on 4 reviews 4 ratings current price 10 99 10. 
																	Sizes and types of fluorescent lights. 
															
													
									
	
		
	
																	Ge garage basement circline fluorescent t9 bulb 32w circular light bulb 1950 lumen 12 inch diameter cool white 1 pack fc12t9 garage ceiling light 4 6 out of 5 stars 448 14 39 14. 
																	Product title feit compact fluorescent circular light bulb fc30. 
																	There are three common sizes shown in the chart the below. 
																	For pricing and availability. 
															
													
									
	
		
	
																	The t stands for tubular and the numbers are an index for the diameter in inches of the tube. 
																	Fluorescent tube sizes guide. 
																	There are 4 different fluorescent light options. 
																	Most tube lighting will have its size mentioned on an end of the tube. 
															
													
									
	
		
	
																	38 1 g13 bipin single pin recessed double contact also from the 1930s not as efficient as new lamps. 
																	The difference is in the diameter. 
																	T12s are 1 5 inch diameter. 
																	Set your store to see local availability add to cart. 
															
													
									
	
		
	
																	54 g20 mogul bipin large size for f90t17 preheat and f40t17 is instant start pg17 2 1 8. 
																	Current price 21 16 21. 
																	T17 2 1 8. 
																	In the 1990s manufacturers began to add a numeric code describing a lamp s color to the string of characters identifying the model replacing the cw wwx etc designations. 
															
													
									
	
		
	
																	Ge 32 watt 12 in 4 pin circline 4100 k cool white circline fluorescent light bulb. 
																	1 888 455 2800 fax 1 508 363 2900. 
																	In this code 70 means a cri between 70 and 79. 
																	80 means a cri between 80 and 89 and so on. 
															
													
									
	
		
	
																	32 watt circline t9 fluorescent tube light bulb warm white 3000k 2 pack model hd02253 2 13 99 case 13 99 case free delivery. 
																	All fluorescent lamps use the same technology but there are several different variations and sizes. 
																	1 out of 5 stars based on 1 reviews 1 ratings. 
																	Ge 40 watt 48 in medium bi pin t12 4100 k cool white fluorescent light bulb 12 pack item 903830. 
															
													
									
	
		
	
																	T4 t5 t8 and t12.