Pengchu is one of the leading Power Supply manufacturers with products like 100-550w ac dc Switching Power Supply, 12v-24v ac dc power adapters and laptop adapters. Based on strict QA and QC system, all our power supply adapters passed CE ROHS FCC UL certifications with 100% PC case. 150-350w Dc Power Supply can meet UL and DOE VI standard with high PFC function, and NO fan inside. Now Pengchu switching power supplies are widely used in automation, communication, medical, moving sign, and office automation fields. We always trust that quality is the soul of an enterprise, and our value message is with us your business in safe your money in safe.