{"product_id":"ac-220v-4a-emi-power-supply-filter-board-diy-kits-ac-mains-purification-hifi-audio-noise-reduction-anti-interference","title":"AC 220V 4A EMI Power Supply Filter Board DIY Kits AC Mains Purification HIFI Audio Noise Reduction Anti-interference","description":"\u003ch1\u003eSPECIFICATIONS\u003c\/h1\u003e\u003cp\u003e\u003cspan\u003eBrand Name\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eHAXNFIELEC\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eChoice\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eyes\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eCommon mode Inductance\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003e4A 10mH rectangular copper wire vertical\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eFilter Technology\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eEMI\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eGrounding\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eStandard Grounding\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eHigh-concerned chemical\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003enone\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eInput\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003e220V AC (L GND N) 6.35 terminal\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eOrigin\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eMainland China\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eOutput\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003e220V AC (L N) 6.35 terminal\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eSize\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003e60x30x20mm (L*W*H)\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eWIFI\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eNo\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eWeight\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eabout 30g\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eX2 Y2 Capacitor\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eImported safety capacitor\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003esemi_Choice\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eyes\u003c\/span\u003e\u003c\/p\u003e\u003cp style=\"text-align:center\" align=\"center\"\u003e\u003cstrong\u003e\u003cspan style='font-size:20px;font-family:\"times new roman\", times, serif'\u003eAC 220V 4A EMI Power Supply Filter Board \/ Kits AC Mains Purification\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cu\u003e\u003cstrong\u003e\u003cspan style='font-size:20px;font-family:\"times new roman\", times, serif'\u003eDescription:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/u\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style='font-size:20px;font-family:\"times new roman\", times, serif'\u003eThe filter circuit is a two-pole X common mode Y differential mode filter power supply, which can effectively suppress and eliminate the interference components of the AC circuit. When used with a decoder, the sound is soft, the resolution is improved obviously, and the background is clean;\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style='font-size:20px;font-family:\"times new roman\", times, serif'\u003eThis filter board is all made of high-quality components, including brand new flat copper common mode inductors, professional X2, Y2 filter capacitors, and military-regulated FR4 PCB boards;\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style='color:rgb(159, 5, 0);font-size:20px;font-family:\"times new roman\", times, serif'\u003eThis EMI filter board is used to purify the city power. During use, the components on the board may have high voltage from the city power. Please be careful not to touch the circuit board and its components at will to avoid electric shock!\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style='font-size:20px;font-family:\"times new roman\", times, serif'\u003eSuitable for headphone amplifiers, pre-amplifiers, DAC decoders, etc.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style='font-size:20px;font-family:\"times new roman\", times, serif'\u003ePCB is silver-plated process, lower internal resistance, better conductivity, Common mode inductance.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style='font-size:20px;font-family:\"times new roman\", times, serif'\u003eLarge current, small size, low DC resistance, good EMI effect, very small distributed capacitance,\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style='font-size:20px;font-family:\"times new roman\", times, serif'\u003eHigh insulation strength, which can extend the life of electrical appliances.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style='font-size:20px;font-family:\"times new roman\", times, serif'\u003eThe high-frequency skin effect is good, and the unit current density is higher than that of round copper wire.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style='font-size:20px;font-family:\"times new roman\", times, serif'\u003eIt adopts automatic machine winding, single-layer winding, no crossover and overlap, and good heat dissipation effect.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style='font-size:20px;font-family:\"times new roman\", times, serif'\u003eClosed magnetic circuit design, small magnetic leakage, good impedance balance and good conduction and radiation effect, and stable consistency.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style='font-size:20px;font-family:\"times new roman\", times, serif'\u003eProfessional imported HIFI filter capacitors, the effect is better than ordinary capacitors, high-frequency internal resistance is low.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cu\u003e\u003cstrong\u003e\u003cspan style='font-size:20px;font-family:\"times new roman\", times, serif'\u003eSpecifications:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/u\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003e\u003cspan style='font-size:20px;font-family:\"times new roman\", times, serif'\u003eInput: \u003c\/span\u003e\u003c\/strong\u003e\u003cspan style='font-size:20px;font-family:\"times new roman\", times, serif'\u003e220V AC (L GND N) 6.35 terminal\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003e\u003cspan style='font-size:20px;font-family:\"times new roman\", times, serif'\u003eOutput:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan style='font-size:20px;font-family:\"times new roman\", times, serif'\u003e 220V AC (L N) 6.35 terminal\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003e\u003cspan style='font-size:20px;font-family:\"times new roman\", times, serif'\u003eCommon mode Inductance:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan style='font-size:20px;font-family:\"times new roman\", times, serif'\u003e 4A 10mH rectangular copper wire vertical\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003e\u003cspan style='font-size:20px;font-family:\"times new roman\", times, serif'\u003eX2 Y2 Capacitor:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan style='font-size:20px;font-family:\"times new roman\", times, serif'\u003e Imported safety capacitor\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style='font-size:20px;font-family:\"times new roman\", times, serif'\u003eThe center of the fixing hole is 3.5mm from the edge of the board\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003e\u003cspan style='font-size:20px;font-family:\"times new roman\", times, serif'\u003eSize:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan style='font-size:20px;font-family:\"times new roman\", times, serif'\u003e 60x30x20mm (L*W*H)\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003e\u003cspan style='font-size:20px;font-family:\"times new roman\", times, serif'\u003eWeight:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan style='font-size:20px;font-family:\"times new roman\", times, serif'\u003e about 30g\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cu\u003e\u003cstrong\u003e\u003cspan style='font-size:20px;font-family:\"times new roman\", times, serif'\u003ePacking List:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/u\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style='font-size:20px;font-family:\"times new roman\", times, serif'\u003e1pcs x Power Supply Filter Board\/Kits\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Sa9768fbd625046cb9a5fc75cb769280br.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S9c6ef12cac054097a6c89af45020f0c5H.jpg\" slate-data-type=\"image\"\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Yoeruyo","offers":[{"title":"DIY Kit","offer_id":55092667056427,"sku":"14:200006157#DIY Kit","price":31.95,"currency_code":"USD","in_stock":true},{"title":"Finished Board","offer_id":55092667089195,"sku":"14:504#Finished Board","price":40.19,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1000\/5744\/8747\/files\/Sa9768fbd625046cb9a5fc75cb769280br.webp?v=1787893436","url":"https:\/\/yoeruyo.com\/products\/ac-220v-4a-emi-power-supply-filter-board-diy-kits-ac-mains-purification-hifi-audio-noise-reduction-anti-interference","provider":"Yoeruyo","version":"1.0","type":"link"}