2977 18w fluorescent tube products are offered for sale by suppliers on Alibaba.com, of which led tubes accounts for 44%, energy saving & fluorescent accounts for 9%, and led batten accounts for 4%.
A wide variety of 18w fluorescent tube options are available to you, such as straight, tube and spiral.You can also choose from white, blue and black 18w fluorescent tube,as well as from t-tube, e27, and t4 18w fluorescent tube,and whether 18w fluorescent tube is no, or yes.