{"product_id":"blueair-311i-max-hepasilent-air-purifier","title":"Blueair 311i Max Air Purifier for Medium Rooms, Bedroom, Kitchen, Cleans 1,858 sqft in one hour, HEPASilent Smart Air Cleaner for Home, Pets, Allergies, Virus, Dust, Mold, Smoke - Blue Pure 311i Max","description":"\u003cstyle\u003e\n.blueair311i_63737_wrap{max-width:820px;font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;font-size:15px;color:#1a1a1a;line-height:1.6;background:#fff}\n\n.blueair311i_63737_trust{background:linear-gradient(90deg,#141114 0%,#3a1424 100%);border-radius:10px;padding:11px 18px;margin-bottom:14px;display:flex;flex-wrap:wrap;gap:8px 20px;align-items:center;border:1px solid #a50034}\n.blueair311i_63737_trust span{font-size:12px;font-weight:700;color:#d4a8b8}\n\n.blueair311i_63737_hero{background:linear-gradient(135deg,#0e0a0c 0%,#2a0e1a 30%,#5e0e2e 55%,#a50034 78%,#e0447c 94%,#ff9ab8 100%);border-radius:14px;padding:28px 24px 24px;margin-bottom:20px;border:2px solid #8a0a30;position:relative;overflow:hidden}\n.blueair311i_63737_hero::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse 60% 45% at 78% 26%,rgba(255,170,200,.18),transparent 62%);pointer-events:none}\n.blueair311i_63737_hero::after{content:'🌲';position:absolute;right:10px;bottom:-14px;font-size:100px;opacity:.12;pointer-events:none}\n.blueair311i_63737_hero_badge{display:inline-flex;align-items:center;gap:6px;background:rgba(255,150,185,.16);color:#ffc4d6;font-size:11px;font-weight:800;padding:4px 12px;border-radius:20px;margin-bottom:12px;border:1px solid rgba(255,170,200,.42);letter-spacing:.06em}\n.blueair311i_63737_hero h1{font-size:22px;font-weight:800;color:#fff;margin:0 0 8px;line-height:1.25;letter-spacing:-.02em}\n.blueair311i_63737_hero h1 em{font-style:normal;color:#ff9ab8}\n.blueair311i_63737_hero_sub{font-size:13px;color:rgba(225,185,200,.75);margin:0 0 18px}\n.blueair311i_63737_hero_pills{display:flex;flex-wrap:wrap;gap:7px}\n.blueair311i_63737_pill{font-size:11px;font-weight:700;padding:5px 13px;border-radius:20px;background:rgba(255,150,185,.12);border:1.5px solid rgba(255,170,200,.45);color:#ffb0c8}\n.blueair311i_63737_pill.brand{border-color:rgba(230,60,120,.6);color:#ffc0d4;background:rgba(230,60,120,.16)}\n\n\/* KEY SPECIFICATIONS FROM BLUEAIR'S OWN TECHNICAL SPECIFICATION ROWS *\/\n.blueair311i_63737_nums{display:grid;grid-template-columns:repeat(auto-fit,minmax(110px,1fr));gap:8px;margin-bottom:22px}\n.blueair311i_63737_num{background:#fbeef3;border-radius:10px;border:2px solid #8a0a30;padding:14px 10px;text-align:center}\n.blueair311i_63737_num .n{font-size:19px;font-weight:800;color:#3e0416;display:block}\n.blueair311i_63737_num .l{font-size:10px;color:#8a0a30;font-weight:600;margin-top:2px}\n\n\/* HEPASILENT DUAL FILTRATION *\/\n.blueair311i_63737_ai{background:linear-gradient(135deg,#120408,#3e0818 60%,#600e2c 100%);border:2px solid #e0447c;border-radius:12px;padding:16px 18px;margin-bottom:22px;display:flex;gap:14px;align-items:flex-start}\n.blueair311i_63737_ai .icon{font-size:30px;flex-shrink:0;margin-top:2px}\n.blueair311i_63737_ai h3{font-size:14px;font-weight:800;color:#ff9ab8;margin:0 0 5px}\n.blueair311i_63737_ai p{font-size:13px;color:#e0a8bc;margin:0;line-height:1.5}\n.blueair311i_63737_ai strong{color:#ffd0de}\n\n\/* PLACEMENT AND FORM *\/\n.blueair311i_63737_build{background:linear-gradient(135deg,#fbeef3,#f6dbe5);border:2px solid #8a0a30;border-radius:12px;padding:16px 18px;margin-bottom:22px;display:flex;gap:14px;align-items:flex-start}\n.blueair311i_63737_build .icon{font-size:30px;flex-shrink:0;margin-top:2px}\n.blueair311i_63737_build h3{font-size:14px;font-weight:800;color:#3e0416;margin:0 0 5px}\n.blueair311i_63737_build p{font-size:13px;color:#5e1430;margin:0;line-height:1.5}\n\n\/* APP AND ON-DEVICE CONTROLS *\/\n.blueair311i_63737_modes{background:#fbeef3;border:2px solid #8a0a30;border-radius:12px;padding:16px 18px;margin-bottom:22px}\n.blueair311i_63737_modes h3{font-size:14px;font-weight:800;color:#3e0416;margin:0 0 12px}\n.blueair311i_63737_moderow{display:grid;grid-template-columns:repeat(4,1fr);gap:8px}\n.blueair311i_63737_mcard{background:#fff;border:1.5px solid #dc9ab0;border-radius:9px;padding:12px;text-align:center}\n.blueair311i_63737_mcard .micon{font-size:24px;display:block;margin-bottom:5px}\n.blueair311i_63737_mcard h4{font-size:11px;font-weight:800;color:#8a0a30;margin:0 0 3px}\n.blueair311i_63737_mcard p{font-size:10px;color:#5e1430;margin:0;line-height:1.4}\n\n\/* WHAT THE FILTER MEDIA CAPTURES *\/\n.blueair311i_63737_sens{background:#fbeef3;border:2px solid #8a0a30;border-radius:12px;padding:14px 18px;margin-bottom:22px}\n.blueair311i_63737_sens h3{font-size:13px;font-weight:800;color:#3e0416;margin:0 0 10px}\n.blueair311i_63737_sensrow{display:flex;flex-wrap:wrap;gap:7px}\n.blueair311i_63737_stag{background:#8a0a30;color:#fff;font-size:11px;font-weight:700;padding:5px 13px;border-radius:20px}\n.blueair311i_63737_stag.dk{background:#3e0416}\n\n\/* FILTER AND MAINTENANCE CARDS *\/\n.blueair311i_63737_feats{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:10px;margin-bottom:22px}\n.blueair311i_63737_feat{background:#fbeef3;border-radius:10px;border:1.5px solid #dc9ab0;padding:14px}\n.blueair311i_63737_feat .fh{font-size:13px;font-weight:800;color:#3e0416;margin-bottom:5px}\n.blueair311i_63737_feat p{font-size:12px;color:#5e1430;margin:0;line-height:1.5}\n\n\/* SPECIFICATION TABLE *\/\n.blueair311i_63737_specs{width:100%;border-collapse:collapse;font-size:13px;margin-bottom:16px}\n.blueair311i_63737_specs tr{border-bottom:1.5px solid #eccbd8}\n.blueair311i_63737_specs tr:last-child{border-bottom:none}\n.blueair311i_63737_specs td{padding:8px 10px}\n.blueair311i_63737_specs td:first-child{font-weight:700;color:#3e0416;width:40%;background:#fbeef3}\n.blueair311i_63737_specs td:last-child{color:#1a1a1a;background:#fff}\n\n\/* CLOSING PANEL *\/\n.blueair311i_63737_cta{background:linear-gradient(135deg,#0e0a0c 0%,#5e0e2e 45%,#a50034 72%,#ff9ab8 100%);border:2px solid #8a0a30;border-radius:14px;padding:24px 20px;text-align:center}\n.blueair311i_63737_cta h2{color:#ffc4d6;font-size:18px;font-weight:800;margin:0 0 6px}\n.blueair311i_63737_cta p{color:rgba(225,185,200,.8);font-size:13px;margin:0 0 14px}\n.blueair311i_63737_cta_chips{display:flex;justify-content:center;flex-wrap:wrap;gap:7px;margin-bottom:10px}\n.blueair311i_63737_cta_chip{font-size:11px;color:#ffb0c8;background:rgba(255,150,185,.15);border:1px solid rgba(255,170,200,.35);padding:4px 12px;border-radius:20px}\n.blueair311i_63737_stores{margin:14px 0 0;padding:0;list-style:none}\n.blueair311i_63737_stores li{font-size:11px;font-weight:700;color:#ffc4d6}\n\n@media(max-width:560px){\n.blueair311i_63737_nums{grid-template-columns:repeat(3,1fr)}\n.blueair311i_63737_feats{grid-template-columns:1fr}\n.blueair311i_63737_moderow{grid-template-columns:repeat(2,1fr)}\n}\n\u003c\/style\u003e\n\u003cdiv class=\"blueair311i_63737_wrap\"\u003e\n\u003cdiv class=\"blueair311i_63737_trust\"\u003e\n\u003cspan\u003e🏬 Mahajan Electronics · Since 1981\u003c\/span\u003e \u003cspan\u003e🚚 24-Hour Delhi NCR Delivery\u003c\/span\u003e \u003cspan\u003e🧾 GST Invoice — save up to 18%\u003c\/span\u003e \u003cspan\u003e⭐ 45+ Years\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"blueair311i_63737_hero\"\u003e\n\u003cspan class=\"blueair311i_63737_hero_badge\"\u003eBLUEAIR · BLUE PURE 311i MAX\u003c\/span\u003e\n\u003ch1\u003eBlueair Blue Pure 311i Max \u003cem\u003eHEPASilent™ Smart Air Purifier\u003c\/em\u003e\n\u003c\/h1\u003e\n\u003cp class=\"blueair311i_63737_hero_sub\"\u003eSmart HEPASilent™ air purifier for medium rooms, bedrooms and home offices, with quiet cleaning that adjusts automatically.\u003c\/p\u003e\n\u003cdiv class=\"blueair311i_63737_hero_pills\"\u003e\n\u003cspan class=\"blueair311i_63737_pill brand\"\u003eBlueair\u003c\/span\u003e \u003cspan class=\"blueair311i_63737_pill\"\u003eBlue Pure 311i Max\u003c\/span\u003e \u003cspan class=\"blueair311i_63737_pill\"\u003eHEPASilent™ dual filtration\u003c\/span\u003e \u003cspan class=\"blueair311i_63737_pill\"\u003eBlueair app control\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"blueair311i_63737_nums\"\u003e\n\u003cdiv class=\"blueair311i_63737_num\"\u003e\n\u003cspan class=\"n\"\u003e32 W\u003c\/span\u003e\u003cspan class=\"l\"\u003eEnergy consumption\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"blueair311i_63737_num\"\u003e\n\u003cspan class=\"n\"\u003e23–50 dB\u003c\/span\u003e\u003cspan class=\"l\"\u003eSound level\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"blueair311i_63737_num\"\u003e\n\u003cspan class=\"n\"\u003e3.5 kg\u003c\/span\u003e\u003cspan class=\"l\"\u003eProduct weight\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"blueair311i_63737_num\"\u003e\n\u003cspan class=\"n\"\u003e1 Year\u003c\/span\u003e\u003cspan class=\"l\"\u003eWarranty\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"blueair311i_63737_ai\"\u003e\n\u003cspan class=\"icon\"\u003e💨\u003c\/span\u003e\n\u003cdiv\u003e\n\u003ch3\u003eHEPASilent™ dual filtration technology\u003c\/h3\u003e\n\u003cp\u003eHEPASilent™ technology \u003cstrong\u003ecombines electrostatic and mechanical filtration\u003c\/strong\u003e to capture tiny airborne pollutants such as pollen, dust and smoke.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"blueair311i_63737_build\"\u003e\n\u003cspan class=\"icon\"\u003e📐\u003c\/span\u003e\n\u003cdiv\u003e\n\u003ch3\u003e360° air intake, compact body\u003c\/h3\u003e\n\u003cp\u003eCompact with 360° air intake, so you can place it anywhere. Air leaves through the outlet on the top of the unit. The body measures 484 × 318 × 318 mm and weighs 3.5 kg.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"blueair311i_63737_modes\"\u003e\n\u003ch3\u003eControls and the Blueair app\u003c\/h3\u003e\n\u003cdiv class=\"blueair311i_63737_moderow\"\u003e\n\u003cdiv class=\"blueair311i_63737_mcard\"\u003e\n\u003cspan class=\"micon\"\u003e📱\u003c\/span\u003e\n\u003ch4\u003eBlueair app\u003c\/h4\u003e\n\u003cp\u003eChoose fan speed, set Auto or Night mode and display-lock your settings.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"blueair311i_63737_mcard\"\u003e\n\u003cspan class=\"micon\"\u003e🏠\u003c\/span\u003e\n\u003ch4\u003eAuto mode\u003c\/h4\u003e\n\u003cp\u003eIntegrated air sensors detect changes in your air and adjust cleaning automatically.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"blueair311i_63737_mcard\"\u003e\n\u003cspan class=\"micon\"\u003e📅\u003c\/span\u003e\n\u003ch4\u003eSchedules\u003c\/h4\u003e\n\u003cp\u003eSet your preferred times for air purification through the app.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"blueair311i_63737_mcard\"\u003e\n\u003cspan class=\"micon\"\u003e🔔\u003c\/span\u003e\n\u003ch4\u003eWelcome Home\u003c\/h4\u003e\n\u003cp\u003eWelcome Home Technology can start your purifier based on your location.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"blueair311i_63737_sens\"\u003e\n\u003ch3\u003eWhat the filter media captures\u003c\/h3\u003e\n\u003cdiv class=\"blueair311i_63737_sensrow\"\u003e\n\u003cspan class=\"blueair311i_63737_stag\"\u003eDust\u003c\/span\u003e \u003cspan class=\"blueair311i_63737_stag dk\"\u003ePollen\u003c\/span\u003e \u003cspan class=\"blueair311i_63737_stag\"\u003ePet dander\u003c\/span\u003e \u003cspan class=\"blueair311i_63737_stag dk\"\u003ePM2.5\u003c\/span\u003e \u003cspan class=\"blueair311i_63737_stag\"\u003eCooking odours\u003c\/span\u003e \u003cspan class=\"blueair311i_63737_stag dk\"\u003ePet odours\u003c\/span\u003e \u003cspan class=\"blueair311i_63737_stag\"\u003eSmoke odours\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"blueair311i_63737_feats\"\u003e\n\u003cdiv class=\"blueair311i_63737_feat\"\u003e\n\u003cdiv class=\"fh\"\u003eParticle \u0026amp; Carbon filter\u003c\/div\u003e\n\u003cp\u003eThe Particle \u0026amp; Carbon filter is fitted in the device. Its main filter media captures dust, pollen, pet dander and PM2.5, and its activated carbon helps trap cooking, pet and smoke odours.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"blueair311i_63737_feat\"\u003e\n\u003cdiv class=\"fh\"\u003eWashable pre-filter\u003c\/div\u003e\n\u003cp\u003eA washable pre-filter sits on the outside of the device and comes in a choice of colours.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"blueair311i_63737_feat\"\u003e\n\u003cdiv class=\"fh\"\u003eRealTrack™ Technology\u003c\/div\u003e\n\u003cp\u003eRealTrack™ Technology tracks filter lifetime from fan speed, usage time and pollution levels.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"blueair311i_63737_feat\"\u003e\n\u003cdiv class=\"fh\"\u003eReplacement alerts\u003c\/div\u003e\n\u003cp\u003eWhen it is time to change the filter the filter-replacement LED on the interface turns red, and the Blueair app sends an alert.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ctable class=\"blueair311i_63737_specs\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eBlueair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eBlue Pure 311i Max\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFilter\u003c\/td\u003e\n\u003ctd\u003eParticle \u0026amp; Carbon\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions (H × W × D)\u003c\/td\u003e\n\u003ctd\u003e484 × 318 × 318 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct weight\u003c\/td\u003e\n\u003ctd\u003e3.5 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnergy consumption\u003c\/td\u003e\n\u003ctd\u003e32 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSound level\u003c\/td\u003e\n\u003ctd\u003e23–50 dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAir outlet\u003c\/td\u003e\n\u003ctd\u003eTop\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpeed control options\u003c\/td\u003e\n\u003ctd\u003e1 · 2 · 3 · Auto · Night\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of filters\u003c\/td\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e1 Year\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cdiv class=\"blueair311i_63737_cta\"\u003e\n\u003ch2\u003eBlueair Blue Pure 311i Max\u003c\/h2\u003e\n\u003cp\u003eHEPASilent™ smart air purifier for medium rooms, bedrooms and home offices.\u003c\/p\u003e\n\u003cdiv class=\"blueair311i_63737_cta_chips\"\u003e\n\u003cspan class=\"blueair311i_63737_cta_chip\"\u003eBlueair\u003c\/span\u003e \u003cspan class=\"blueair311i_63737_cta_chip\"\u003eBlue Pure 311i Max\u003c\/span\u003e \u003cspan class=\"blueair311i_63737_cta_chip\"\u003eHEPASilent™\u003c\/span\u003e \u003cspan class=\"blueair311i_63737_cta_chip\"\u003eRealTrack™\u003c\/span\u003e \u003cspan class=\"blueair311i_63737_cta_chip\"\u003e32 W\u003c\/span\u003e \u003cspan class=\"blueair311i_63737_cta_chip\"\u003e23–50 dB\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cul class=\"blueair311i_63737_stores\"\u003e\n\u003cli\u003eRaja Garden · Jail Road · Dabri Mor\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"blueair311i_63737_wrap\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0267\/9134\/6233\/files\/WhatsApp_Image_2026-11-10_at_12.05.50_PM.jpg?v=1794292581\" alt=\"\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"blueair311i_63737_wrap\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0267\/9134\/6233\/files\/offline_store.jpg?v=1741147214\" alt=\"Mahajan Electronics stores — Raja Garden, Jail Road and Dabri Mor, Delhi NCR\" style=\"display: block; margin: 18px auto 0; max-width: 100%; height: auto;\"\u003e\u003c\/div\u003e","brand":"Blueair","offers":[{"title":"Default Title","offer_id":51112783151161,"sku":"BLUEAIR - 311iMAX PORTABLE AIR PURIFIER","price":14292.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0267\/9134\/6233\/files\/Blueair_311i_Max_Air_Purifier_1858_SqFt_HEPASilent_Smart_Air_Cleaner-Online_Mahajan_Electronics.jpg?v=1794248171","url":"https:\/\/mahajanelectronics.com\/products\/blueair-311i-max-hepasilent-air-purifier","provider":"Mahajan Electronics Online","version":"1.0","type":"link"}