{"product_id":"whatsminer-m30-m31s-m32-black-mini-silencer-300w-400w","title":"Whatsminer M30 \/ M31S \/ M32 Series Mini Silencer – AC Motor (300W or 400W) 140mm Adapter","description":"\u003ch2\u003eWhatsminer M30 \/ M31S \/ M32 Series Mini Silencer – Compact AC Motor (Choose 300W or 400W) with Dedicated 140mm Exhaust Adapter\u003c\/h2\u003e\n\u003cp\u003eQuiet the entire legacy Whatsminer lineup — \u003cstrong\u003eM30 \/ M30S \/ M30S+ \/ M30S++, M31S \/ M31S+ \/ M31S++, and M32 \/ M32S\u003c\/strong\u003e — with a single Black Mini Standard silencer. All nine sub-models share the same chassis (2× 140mm fans, square 4pin) so a single unit + 140mm adapter covers the whole legacy lineup. Black plastic, AC capacitor motor in your \u003cstrong\u003echoice of 300W or 400W\u003c\/strong\u003e. Bundle includes \u003cstrong\u003e140mm exhaust adapter\u003c\/strong\u003e + 2 × square 4pin fan simulators. Heavy alternative? \u003ca href=\"\/products\/whatsminer-m30-m31-m32-industrial-silencer-blower-copper-200w-300w\"\u003eSilver Industrial version\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eWhy a Single Silencer for M30 \/ M31S \/ M32 Legacy\u003c\/h3\u003e\n\u003cp\u003eThese three Whatsminer generations share identical chassis form factor. A single Black Mini Standard + 140mm adapter kit covers all nine sub-models — useful if you operate a mixed series rack.\u003c\/p\u003e\n\u003ch3\u003eChoose Your Motor — 300W or 400W\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003e300W AC motor\u003c\/strong\u003e: quieter, moderate ambient. \u003cstrong\u003e400W AC motor\u003c\/strong\u003e: higher airflow ceiling. Each motor has its own multi-position speed switch.\u003c\/p\u003e\n\u003ch3\u003eWhat's in the Box\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1 × Black Mini Standard silencer with selected motor (300W or 400W AC)\u003c\/li\u003e\n\u003cli\u003eSpeed switch on motor\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eDedicated 140mm exhaust adapter for Whatsminer M30 \/ M31S \/ M32 legacy chassis\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003ePower cable (US \/ EU \/ UK \/ CN)\u003c\/li\u003e\n\u003cli\u003e2 × square 4pin fan simulators\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003ePair with Additional Fan Simulators\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/products\/whatsminer-4pin-fan-simulator-immersion-cooling-p21-p221-p222\"\u003eWhatsminer 4pin Fan Simulator\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/fan-simulator-water-oil-immersion-cooling-4pin-atx-whatsminer\"\u003eWhatsminer 4pin ATX Fan Simulator\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eInstall Workflow\u003c\/h3\u003e\n\u003cp\u003ePower off, unplug, remove the 2 stock 140mm fans. Plug a square 4pin fan simulator into each control board fan header. Attach the included 140mm exhaust adapter to the miner chassis, then mate the Black Mini outlet to the adapter — plug-and-play seal. Power up, set the speed switch on the motor to a middle position for initial install, monitor temperatures for the first hour. Trim the speed switch up or down once thermal margin is confirmed. Same procedure across all 9 sub-models.\u003c\/p\u003e\n\u003ch4\u003eWhatsminer M30 \/ M31S \/ M32 Legacy Black Mini Standard 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;\"\u003e300W Variant\u003c\/th\u003e\n\u003cth style=\"text-align: left; padding: 6px 12px;\"\u003e400W Variant\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;\"\u003eBlack Mini Standard\u003c\/td\u003e\n\u003ctd style=\"text-align: left; padding: 6px 12px;\"\u003eBlack Mini Standard\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;\"\u003e300W AC capacitor\u003c\/td\u003e\n\u003ctd style=\"text-align: left; padding: 6px 12px;\"\u003e400W 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;\"\u003eMulti-position speed switch\u003c\/td\u003e\n\u003ctd style=\"text-align: left; padding: 6px 12px;\"\u003eMulti-position speed switch\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;\"\u003e~900 m³\/h\u003c\/td\u003e\n\u003ctd style=\"text-align: left; padding: 6px 12px;\"\u003e~1100 m³\/h\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;\"\u003e300W\u003c\/td\u003e\n\u003ctd style=\"text-align: left; padding: 6px 12px;\"\u003e400W\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\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 + 140mm M30\/M31S\/M32 adapter\u003c\/td\u003e\n\u003ctd style=\"text-align: left; padding: 6px 12px;\"\u003e150mm + 140mm M30\/M31S\/M32 adapter\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;\"\u003eM30 \/ M30S \/ M30S+ \/ M30S++ \/ M31S \/ M31S+ \/ M31S++ \/ M32 \/ M32S\u003c\/td\u003e\n\u003ctd style=\"text-align: left; padding: 6px 12px;\"\u003eM30 \/ M30S \/ M30S+ \/ M30S++ \/ M31S \/ M31S+ \/ M31S++ \/ M32 \/ M32S\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;\"\u003e2 × 140mm, square 4pin\u003c\/td\u003e\n\u003ctd style=\"text-align: left; padding: 6px 12px;\"\u003e2 × 140mm, square 4pin\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align: left; padding: 6px 12px;\"\u003eIncluded\u003c\/td\u003e\n\u003ctd style=\"text-align: left; padding: 6px 12px;\"\u003e2 × square 4pin + 140mm adapter\u003c\/td\u003e\n\u003ctd style=\"text-align: left; padding: 6px 12px;\"\u003e2 × square 4pin + 140mm adapter\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\u003c\/td\u003e\n\u003ctd style=\"text-align: left; padding: 6px 12px;\"\u003eUS \/ EU \/ UK \/ CN\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\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\u003cbr\u003e\u003c\/h3\u003e\n\u003ch3\u003eRelated Whatsminer Silencers\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/products\/whatsminer-m30-m31-m32-industrial-silencer-blower-copper-200w-300w\"\u003eWhatsminer M30 \/ M31S \/ M32 Legacy Silver Industrial Silencer\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/whatsminer-m50-series-black-mini-silencer-300w-400w\"\u003eWhatsminer M50 Series Black Mini Standard Silencer (next gen)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/whatsminer-m20-m21-series-mini-silencer-300w-400w\"\u003eWhatsminer M20 \/ M21 Series Black Mini Standard Silencer (older legacy)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor bulk orders (10+ units), \u003ca href=\"mailto:contact@lys-sz.com\"\u003econtact us at contact@lys-sz.com\u003c\/a\u003e.\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":"300W \/ US","offer_id":45543007977651,"sku":null,"price":64.0,"currency_code":"USD","in_stock":true},{"title":"300W \/ EU","offer_id":45543008010419,"sku":null,"price":64.0,"currency_code":"USD","in_stock":true},{"title":"300W \/ UK","offer_id":45543008043187,"sku":null,"price":64.0,"currency_code":"USD","in_stock":true},{"title":"300W \/ CN","offer_id":45543008075955,"sku":null,"price":64.0,"currency_code":"USD","in_stock":true},{"title":"400W \/ US","offer_id":45543008108723,"sku":null,"price":66.0,"currency_code":"USD","in_stock":true},{"title":"400W \/ EU","offer_id":45543008141491,"sku":null,"price":66.0,"currency_code":"USD","in_stock":true},{"title":"400W \/ UK","offer_id":45543008174259,"sku":null,"price":66.0,"currency_code":"USD","in_stock":true},{"title":"400W \/ CN","offer_id":45543008207027,"sku":null,"price":66.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0627\/6710\/4179\/files\/whatsminer-series-black-mini-standard-silencer-bundle.webp?v=1780033583","url":"https:\/\/lys-sz.com\/products\/whatsminer-m30-m31s-m32-black-mini-silencer-300w-400w","provider":"LYS Shenzhen","version":"1.0","type":"link"}