Loading... Please wait...Light bulbs are coded with letter series and names to identify types and shapes. Below table lists different light bulb types based on letter series and names and which light fixtures these light bulbs fit best in.
| Series |
"A" |
"B" |
"BR"/"R" |
| Bulb Name |
Arbitrary Designation (General Household) |
Blunt Tip |
Bulged Reflector |
| Fit Which Light Fixtures |
Chandelier, Decorative, Pendant, Wall Sconce |
Flood Light, Recessed, Track Light |
|
| Light Bulbs in Series |
A19, A15, A21, A23 |
B8, B10, B13 |
|
|
Light Bulb Base |
E26 | E12, E26 |
E17, E26 |
|
|
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| Series |
"C7"/ "F" |
"CA" |
"G" |
| Bulb Name |
Candle or Conical Flame |
Candle (Flame Tip) |
Globe |
| Fit Which Light Fixtures |
Chandelier, Decorative, Pendant, Wall Sconce |
Vanity |
|
| Light Bulbs in Series |
C7, F10, F15 |
CA9, CA10 |
G25, G30, G40 |
| Light Bulb Base (North America) |
E12, E26 | E12, E26 |
|
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| Series |
"MR" |
"PAR" |
"T" |
| Bulb Name |
Multifaceted Reflector |
Tube |
|
| Fit Which Light Fixtures |
Flood Light, Recessed, Track Light |
Office, Shoplight, Bathroom, Kitchen |
|
| Light Bulbs in Series |
MR11, MR16 |
PAR16, PAR20, PAR30, PAR36, PAR38, PAR46, PAR56, PAR64 |
T5, T8, T12 |
|
Light Bulb Base |
GU10 (120VAC), GX5.3 (12, 24VDC) |
E26 |
G5 (for T5). |

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