{"product_id":"antminer-s21-silver-industrial-silencer-blower-pure-copper-1750cfm","title":"Antminer S21 \/ T21 Silver Industrial Silencer – Pure Copper AC Blower","description":"\u003ch2\u003eAntminer S21 \/ T21 Silver Industrial Silencer – Pure Copper AC Blower for 120mm Square 4pin Chassis\u003c\/h2\u003e\n\u003cp\u003eQuiet your Antminer \u003cstrong\u003eS21 or T21\u003c\/strong\u003e with the heavy industrial pick — silver metal housing, full pure-copper AC capacitor motor, 1750\/2000 CFM airflow ceiling. Both miners share the same chassis architecture (4× 120mm fans on square 4pin connectors) so this single silencer covers both. Bundle includes the matching \u003cstrong\u003esquare 4pin × 4 fan simulators\u003c\/strong\u003e for your control board.\u003c\/p\u003e\n\u003ch3\u003eWhy the Silver Industrial Series\u003c\/h3\u003e\n\u003cp\u003eHeavy-duty platform: silver metal housing, robust pure-copper AC motor, fixed 1150 RPM, 1750 CFM airflow. Best for permanent installs, dense single-rig setups, longevity-first buyers. The Silver Industrial pairs the silencer to your miner via your own duct work — flexible and reusable across chassis. Compact discrete alternative? See our \u003ca href=\"\/products\/antminer-s21-t21-black-mini-silencer-blower-brushless-dc-compact\"\u003eAntminer S21 \/ T21 Black Mini Silencer\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eWhat's in the Box\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1 × Silver Industrial blower silencer (200W\/300W 1750\/2000 CFM, pure-copper AC motor)\u003c\/li\u003e\n\u003cli\u003ePower cable matched to your selected plug (US \/ EU \/ UK \/ CN)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4 × square 4pin fan simulators\u003c\/strong\u003e to plug into your S21 or T21 control board after the stock fans come out\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003ePair with the Right Fan Simulator (if you need additional units)\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/antminer-s21-t21-fan-speed-simulator-water-cooling-silencer-blower\"\u003eAntminer S21 \/ T21 Fan Speed Simulator\u003c\/a\u003e — purpose-built reference\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/antminer-fan-speed-simulator-4-in-1\"\u003eAntminer 4-in-1 Fan Speed Simulator\u003c\/a\u003e — universal Antminer alternative\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eInstall Workflow\u003c\/h3\u003e\n\u003cp\u003ePower the S21 or T21 off and unplug from mains. Remove the 4 stock 120mm fans. Plug a square 4pin fan simulator into each control board fan header (4 fans, 4 simulators — included). Duct the silencer's 150mm outlet to the miner exhaust using your own flexible coupler. Power up, monitor hashboard temperatures for the first hour at full hash, verify thermal spec is held.\u003c\/p\u003e\n\u003ch4\u003eAntminer S21 \/ T21 Silver Industrial Silencer — Technical Specifications\u003c\/h4\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left; padding: 6px 12px;\"\u003eParameter\u003c\/th\u003e\n\u003cth style=\"text-align: left; padding: 6px 12px;\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align: left; padding: 6px 12px;\"\u003eSeries\u003c\/td\u003e\n\u003ctd style=\"text-align: left; padding: 6px 12px;\"\u003eSilver Industrial — Metal Housing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align: left; padding: 6px 12px;\"\u003eMotor\u003c\/td\u003e\n\u003ctd style=\"text-align: left; padding: 6px 12px;\"\u003eFull pure-copper AC capacitor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align: left; padding: 6px 12px;\"\u003eSpeed Control\u003c\/td\u003e\n\u003ctd style=\"text-align: left; padding: 6px 12px;\"\u003eFixed 1150 RPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align: left; padding: 6px 12px;\"\u003eAir Volume\u003c\/td\u003e\n\u003ctd style=\"text-align: left; padding: 6px 12px;\"\u003e1750 CFM \/ 2000 CFM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align: left; padding: 6px 12px;\"\u003ePower\u003c\/td\u003e\n\u003ctd style=\"text-align: left; padding: 6px 12px;\"\u003e200W\/300W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align: left; padding: 6px 12px;\"\u003eVoltage\u003c\/td\u003e\n\u003ctd style=\"text-align: left; padding: 6px 12px;\"\u003e220V AC, 50Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align: left; padding: 6px 12px;\"\u003eOutlet\u003c\/td\u003e\n\u003ctd style=\"text-align: left; padding: 6px 12px;\"\u003e150mm flexible duct (your own coupler)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align: left; padding: 6px 12px;\"\u003eTarget Miners\u003c\/td\u003e\n\u003ctd style=\"text-align: left; padding: 6px 12px;\"\u003eAntminer S21, Antminer T21 (air-cooled, 120mm fans)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align: left; padding: 6px 12px;\"\u003eStock Fan Architecture\u003c\/td\u003e\n\u003ctd style=\"text-align: left; padding: 6px 12px;\"\u003e4 × 120×120×38mm, square 4pin connector\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align: left; padding: 6px 12px;\"\u003eIncluded Fan Simulators\u003c\/td\u003e\n\u003ctd style=\"text-align: left; padding: 6px 12px;\"\u003e4 × square 4pin simulators\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align: left; padding: 6px 12px;\"\u003ePower Cable\u003c\/td\u003e\n\u003ctd style=\"text-align: left; padding: 6px 12px;\"\u003eUS \/ EU \/ UK \/ CN — select at order\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align: left; padding: 6px 12px;\"\u003eCondition\u003c\/td\u003e\n\u003ctd style=\"text-align: left; padding: 6px 12px;\"\u003eNew\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\u003c\/h3\u003e\n\u003ch3\u003eRelated Antminer Silencers\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/products\/antminer-s21-t21-black-mini-silencer-blower-brushless-dc-compact\"\u003eAntminer S21 \/ T21 Black Mini Silencer (Compact + Exhaust Adapter)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/antminer-s21-pro-family-silver-industrial-silencer-blower-pure-copper-1750cfm\"\u003eAntminer S21 Pro Family Silver Industrial Silencer (140mm fans)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/300w-whatsminer-air-cooler-and-silencer-for-enhanced-mining-performance\"\u003e300W Universal Premium Silver Industrial Silencer (2000 CFM)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eOrder online or \u003ca href=\"mailto:contact@lys-sz.com\"\u003econtact us at contact@lys-sz.com\u003c\/a\u003e for fleet-quantity pricing.\u003c\/p\u003e\n\u003cp\u003eWorldwide shipping from our Shenzhen warehouse. DDP delivery for USA \u0026amp; EU customers; rest of world ships from China with local customs on delivery.\u003c\/p\u003e","brand":"LYS Shenzhen","offers":[{"title":"200W \/ EU","offer_id":45540635869363,"sku":null,"price":64.0,"currency_code":"USD","in_stock":true},{"title":"200W \/ US","offer_id":45541087117491,"sku":null,"price":64.0,"currency_code":"USD","in_stock":true},{"title":"200W \/ UK","offer_id":45541087150259,"sku":null,"price":64.0,"currency_code":"USD","in_stock":true},{"title":"200W \/ CN","offer_id":45541087183027,"sku":null,"price":64.0,"currency_code":"USD","in_stock":true},{"title":"300W \/ EU","offer_id":45540635902131,"sku":null,"price":66.0,"currency_code":"USD","in_stock":true},{"title":"300W \/ US","offer_id":45541087215795,"sku":null,"price":66.0,"currency_code":"USD","in_stock":true},{"title":"300W \/ UK","offer_id":45541087248563,"sku":null,"price":66.0,"currency_code":"USD","in_stock":true},{"title":"300W \/ CN","offer_id":45541087281331,"sku":null,"price":66.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0627\/6710\/4179\/files\/antminer-s21-t21-silver-industrial-silencer-with-fan-simulators.webp?v=1779952394","url":"https:\/\/lys-sz.com\/products\/antminer-s21-silver-industrial-silencer-blower-pure-copper-1750cfm","provider":"LYS Shenzhen","version":"1.0","type":"link"}