Open frame 200W ‘high reliability’ switchmode power supplies with active PFC. These low profile (178 x 108 x 30 (mm) ) integral heat sink, convection-cooled models offer up to 200W of regulated power. Designs have active PFC (0.98min.), built-in EMI filter Class B, limiting AC surge current, short circuit / overload protection. Universal wide range input of 85-264Vac 47-63Hz with single output units of 3.3-48Vdc and multiple output units up to quad are available. See: 200W Open-Frame Rating Table and Open-Frame General Specifications Designed to meet MTBF rating of 150,000+ hours at 50C w/o a fan. All designs are Approved or designed to meet international safety agency approvals (UL, cUL, TUV, CE, CB for ITE #UL60950 or Medical #UL2601-1) and EMC requirements. These power sources are ideal for tele/data communication, video, industrial, medical equipment or any system requiring power. Attractive small size, proven reliability and cost efficient availability makes these power supplies perfect for OEM requirements. Modified and custom design power supplies up to 2000W are also available. Made in USA option available upon request.