Commercial Lighting Products Ltd.
Fluorescent Lamp Guide

BASE IDENTIFICATION

Min Bipin G5	Med Bipin G13	Mog Bipin G20
Single Pin Fa8	Recessed Double Contact R17d	4-Pin (circline) G10q

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LAMP IDENTIFICATION

T9 Circline (1 1/8" diameter) 4-Pin Base (G10q) T5 (5/8" diameter) Miniature Bipin Base (G5) T6 (3/4" diameter) Single Pin Base (Fa8) T8 (1" diameter) Single Pin Base (Fa8) T8 (1" diameter) Medium Bipin Base (G13) T8 (1" diameter) Recessed Double Contact Base (R17d) T10 (1 1/4" diameter) Recessed Double Contact Base (R17d)

T8/U6 (1"Diameter) Medium bipin base (G13) T12/U3 (1 1/2" diameter) Medium Bipin Base (G13) T12/U6 (1 1/2" diameter) Medium BiPin Base (G13) T12 (1 1/2" diameter) Single Pin Base (Fa8) T12 (1 1/2" diameter) Medium Bipin Base (G13) T12 (1 1/2" diameter) Recessed Double Contact Base (R17d) T17 (2 1/8" diameter) Mogul Bipin (G20)