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890 led heat sink pcb products are offered for sale by suppliers on Alibaba.com, of which aluminum profiles accounts for 27%, heat sinks accounts for 8%, and led profile light accounts for 4%. A wide variety of led heat sink pcb options are available to you, such as project installation, auto cad layout and onsite metering.You can also choose from ip65, ip55 and ip33 led heat sink pcb,as well as from silver, gold, and grey led heat sink pcb, and whether led heat sink pcb is aluminum alloy, plastic, or glass.