FR4 TG135 4 lớp PCB với xử lý bề mặt HASL cho kiểm soát công nghiệp

Video Description:
Discover the FR4 TG135 4 Layers PCB with HASL surface treatment, designed for industrial control applications. This high-quality PCB supports prototypes and large volumes, meeting UL, TS 16949, ROHS, and ISO certifications. Perfect for telecom, automotive, and smart home industries.