{"product_id":"wet-steam-generator-21kw-sauna-steam-room-18-24m3","title":"21kW Wet Steam Generator for 18–24m³ Sauna \u0026 Steam Room","description":"\u003ch2\u003eSTCMOET Series Wet Steam Bath Generator – 21kW for 18–24 m³ Rooms\u003c\/h2\u003e\n\u003cp\u003eTransform any steam room or spa enclosure into a professional-grade wellness retreat with this powerful \u003cstrong\u003e21kW wet steam generator\u003c\/strong\u003e. Designed for spaces of \u003cstrong\u003e18–24 cubic metres\u003c\/strong\u003e, the STCMOET series delivers consistent, enveloping steam at precisely controlled temperatures — ideal for home bathrooms, beauty salons, commercial spas, and dedicated steam rooms. With fully automatic computer control, CE certification, and a durable 304 stainless-steel water tank, this unit is built for reliability and long-term performance.\u003c\/p\u003e\n\n\u003cp\u003e\u003cem\u003eMade in Mainland China.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFully Automatic Computer Control Panel\u003c\/strong\u003e – effortless operation with temperature settings from 25°C to 55°C and programmable session timers (1–60 min or 1–12 hours depending on controller type)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDual Overheat \u0026amp; Pressure Protection\u003c\/strong\u003e – water flows in immediately upon power-on to protect the heating element; over-pressure protection prevents tank expansion if the steam outlet is blocked\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWater-Shortage Protection\u003c\/strong\u003e – automatic shut-off safeguards the unit when water levels are low\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e304 Stainless-Steel Water Tank\u003c\/strong\u003e – corrosion-resistant, food-grade stainless steel for durability and hygiene\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStainless-Steel or High-Temperature Painted Shell\u003c\/strong\u003e – modern white finish suits contemporary steam room interiors\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLow-Noise Red Warning Nozzle\u003c\/strong\u003e – high-temperature-resistant plastic nozzle with attractive appearance\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCE \u0026amp; RoHS Certified\u003c\/strong\u003e – meets international safety and environmental standards\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMultiple Controller Options\u003c\/strong\u003e – adaptable to your preferred control setup\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSelf-Contained Installation\u003c\/strong\u003e – compact, stand-alone design for straightforward setup\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications – ST-210 (18–24 m³)\u003c\/h3\u003e\n\u003ctable style=\"border-collapse:collapse; width:100%; font-size:14px;\"\u003e\n  \u003cthead\u003e\n    \u003ctr style=\"background:#f2f2f2;\"\u003e\n      \u003cth style=\"border:1px solid #ccc; padding:8px;\"\u003eModel\u003c\/th\u003e\n      \u003cth style=\"border:1px solid #ccc; padding:8px;\"\u003ePower (kW)\u003c\/th\u003e\n      \u003cth style=\"border:1px solid #ccc; padding:8px;\"\u003eRoom (m³)\u003c\/th\u003e\n      \u003cth style=\"border:1px solid #ccc; padding:8px;\"\u003eVoltage \/ Current\u003c\/th\u003e\n      \u003cth style=\"border:1px solid #ccc; padding:8px;\"\u003ePower Wire\u003c\/th\u003e\n      \u003cth style=\"border:1px solid #ccc; padding:8px;\"\u003eDimensions L×W×H (mm) \/ kg\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"border:1px solid #ccc; padding:8px; text-align:center;\"\u003eST-210\u003c\/td\u003e\n      \u003ctd style=\"border:1px solid #ccc; padding:8px; text-align:center;\"\u003e21.0\u003c\/td\u003e\n      \u003ctd style=\"border:1px solid #ccc; padding:8px; text-align:center;\"\u003e18–24\u003c\/td\u003e\n      \u003ctd style=\"border:1px solid #ccc; padding:8px; text-align:center;\"\u003e200–240V \/ 55A\u003cbr\u003e380–415V \/ 32A\u003c\/td\u003e\n      \u003ctd style=\"border:1px solid #ccc; padding:8px; text-align:center;\"\u003e6.0 mm²\u003c\/td\u003e\n      \u003ctd style=\"border:1px solid #ccc; padding:8px; text-align:center;\"\u003e560×250×620 \/ 19 kg\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eFull Model Range (3kW–21kW)\u003c\/h3\u003e\n\u003ctable style=\"border-collapse:collapse; width:100%; font-size:14px;\"\u003e\n  \u003cthead\u003e\n    \u003ctr style=\"background:#f2f2f2;\"\u003e\n      \u003cth style=\"border:1px solid #ccc; padding:8px;\"\u003eModel\u003c\/th\u003e\n      \u003cth style=\"border:1px solid #ccc; padding:8px;\"\u003ePower (kW)\u003c\/th\u003e\n      \u003cth style=\"border:1px solid #ccc; padding:8px;\"\u003eRoom (m³)\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd style=\"border:1px solid #ccc; padding:6px; text-align:center;\"\u003eST-30\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ccc; padding:6px; text-align:center;\"\u003e3.0\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ccc; padding:6px; text-align:center;\"\u003e2–3\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"border:1px solid #ccc; padding:6px; text-align:center;\"\u003eST-45\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ccc; padding:6px; text-align:center;\"\u003e4.5\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ccc; padding:6px; text-align:center;\"\u003e3–6\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"border:1px solid #ccc; padding:6px; text-align:center;\"\u003eST-60\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ccc; padding:6px; text-align:center;\"\u003e6.0\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ccc; padding:6px; text-align:center;\"\u003e5–7\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"border:1px solid #ccc; padding:6px; text-align:center;\"\u003eST-70\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ccc; padding:6px; text-align:center;\"\u003e7.0\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ccc; padding:6px; text-align:center;\"\u003e6–8\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"border:1px solid #ccc; padding:6px; text-align:center;\"\u003eST-80\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ccc; padding:6px; text-align:center;\"\u003e8.0\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ccc; padding:6px; text-align:center;\"\u003e7–9\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"border:1px solid #ccc; padding:6px; text-align:center;\"\u003eST-90\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ccc; padding:6px; text-align:center;\"\u003e9.0\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ccc; padding:6px; text-align:center;\"\u003e8–11\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"border:1px solid #ccc; padding:6px; text-align:center;\"\u003eST-105\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ccc; padding:6px; text-align:center;\"\u003e10.5\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ccc; padding:6px; text-align:center;\"\u003e9–13\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"border:1px solid #ccc; padding:6px; text-align:center;\"\u003eST-120\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ccc; padding:6px; text-align:center;\"\u003e12.0\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ccc; padding:6px; text-align:center;\"\u003e11–15\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"border:1px solid #ccc; padding:6px; text-align:center;\"\u003eST-150\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ccc; padding:6px; text-align:center;\"\u003e15.0\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ccc; padding:6px; text-align:center;\"\u003e13–18\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"border:1px solid #ccc; padding:6px; text-align:center;\"\u003eST-180\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ccc; padding:6px; text-align:center;\"\u003e18.0\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ccc; padding:6px; text-align:center;\"\u003e15–20\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"border:1px solid #ccc; padding:6px; text-align:center;\"\u003eST-210\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ccc; padding:6px; text-align:center;\"\u003e21.0\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ccc; padding:6px; text-align:center;\"\u003e18–24\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eGeneral Specifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e White\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFrequency:\u003c\/strong\u003e 50Hz – 60Hz\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTemperature Range:\u003c\/strong\u003e 25°C – 55°C\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTimer:\u003c\/strong\u003e 1–60 minutes or 1–12 hours (controller dependent)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 220–240V (single-phase) or 380–415V (three-phase)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInstallation:\u003c\/strong\u003e Self-contained unit\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSuitable For:\u003c\/strong\u003e Home bathrooms, beauty salons, spas, dedicated steam rooms\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCertification:\u003c\/strong\u003e CE, RoHS\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eElevate Your Relaxation Space\u003c\/h3\u003e\n\u003cp\u003eWhether you're outfitting a private home spa or upgrading a professional beauty salon, this steam generator delivers the power and precision you need. Pair it with complementary wellness accessories from our store:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/792leds-510k-l7-large-red-light-therapy-led-panel-infrared-light-pad-human-pet-full-body-use-massage-relaxation-660nm-850nm\"\u003e792LEDs L7 Large Red Light Therapy LED Panel – Full Body Relaxation 660nm 850nm\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/3d-sleep-mask-soft-breathable-light-blocking-eye-mask\"\u003e3D Sleep Mask – Soft Breathable Light-Blocking Eye Mask\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.nccih.nih.gov\/health\/massage-therapy-what-you-need-to-know\" target=\"_blank\" rel=\"noopener\"\u003eNIH on massage therapy\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What room size does the ST-210 wet steam generator cover?\u003c\/h4\u003e\n\u003cp\u003eA: The ST-210 model outputs 21kW and is rated for steam rooms measuring 18–24 cubic metres (m³), making it ideal for larger home or commercial spa enclosures in that volume range.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is this steam generator compatible with both single-phase and three-phase power supplies?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. The ST-210 supports both 200–240V single-phase (55A) and 380–415V three-phase (32A) connections, offering flexibility for different electrical installations. Smaller models in the STCMOET range start at 200–240V single-phase only. Always consult a qualified electrician before installation.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What safety features does this wet steam generator include?\u003c\/h4\u003e\n\u003cp\u003eA: The unit incorporates dual overheat protection (water flows in on startup to protect the heating element), over-pressure protection (prevents tank expansion if the steam outlet is obstructed), and automatic water-shortage shut-off — all designed for safe, unattended operation.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How do I control the temperature and session duration?\u003c\/h4\u003e\n\u003cp\u003eA: The generator features a digital computer control panel that lets you set the steam temperature between 25°C and 55°C. Session timers can be programmed for 1–60 minutes or 1–12 hours, depending on the controller type selected.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What material is the water tank made from?\u003c\/h4\u003e\n\u003cp\u003eA: The water tank is constructed from 304-grade stainless steel, which is corrosion-resistant and designed for long-term durability in a high-humidity steam environment. The outer shell is finished in stainless steel or high-temperature paint.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What room size does the ST-210 wet steam generator cover?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The ST-210 model outputs 21kW and is rated for steam rooms measuring 18–24 cubic metres (m³), making it ideal for larger home or commercial spa enclosures in that volume range.\"}}, {\"@type\": \"Question\", \"name\": \"Is this steam generator compatible with both single-phase and three-phase power supplies?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. The ST-210 supports both 200–240V single-phase (55A) and 380–415V three-phase (32A) connections, offering flexibility for different electrical installations. Smaller models in the STCMOET range start at 200–240V single-phase only. Always consult a qualified electrician before installation.\"}}, {\"@type\": \"Question\", \"name\": \"What safety features does this wet steam generator include?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The unit incorporates dual overheat protection (water flows in on startup to protect the heating element), over-pressure protection (prevents tank expansion if the steam outlet is obstructed), and automatic water-shortage shut-off — all designed for safe, unattended operation.\"}}, {\"@type\": \"Question\", \"name\": \"How do I control the temperature and session duration?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The generator features a digital computer control panel that lets you set the steam temperature between 25°C and 55°C. Session timers can be programmed for 1–60 minutes or 1–12 hours, depending on the controller type selected.\"}}, {\"@type\": \"Question\", \"name\": \"What material is the water tank made from?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The water tank is constructed from 304-grade stainless steel, which is corrosion-resistant and designed for long-term durability in a high-humidity steam environment. The outer shell is finished in stainless steel or high-temperature paint.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/ehgwsn-rz.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home page\", \"item\": \"https:\/\/ehgwsn-rz.myshopify.com\/collections\/frontpage\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"21kW Wet Steam Generator for 18–24m³ Sauna \u0026 Steam Room\", \"item\": \"https:\/\/ehgwsn-rz.myshopify.com\/products\/wet-steam-generator-21kw-sauna-steam-room-18-24m3\"}]}\u003c\/script\u003e","brand":"Qst","offers":[{"title":"ST-6KW-135","offer_id":52264925790424,"sku":"14:366#ST-6KW-135","price":889.76,"currency_code":"USD","in_stock":true},{"title":"ST-4.5KW-135","offer_id":52264925823192,"sku":"14:365462#ST-4.5KW-135","price":729.92,"currency_code":"USD","in_stock":true},{"title":"ST-21KW-135","offer_id":52264925855960,"sku":"14:496#ST-21KW-135","price":1734.05,"currency_code":"USD","in_stock":true},{"title":"ST-18KW-135","offer_id":52264925888728,"sku":"14:504#ST-18KW-135","price":1461.66,"currency_code":"USD","in_stock":true},{"title":"ST-10.5KW-135","offer_id":52264925921496,"sku":"14:175#ST-10.5KW-135","price":1296.11,"currency_code":"USD","in_stock":true},{"title":"ST-8KW-135","offer_id":52264925954264,"sku":"14:200025551#ST-8KW-135","price":990.23,"currency_code":"USD","in_stock":true},{"title":"ST-15KW-135","offer_id":52264925987032,"sku":"14:193# ST-15KW-135","price":1397.26,"currency_code":"USD","in_stock":true},{"title":"ST-12KW-135","offer_id":52264926019800,"sku":"14:29#ST-12KW-135","price":1316.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0834\/7146\/6712\/files\/S903d6e8041de4b3fb9372a6d000d48baf.webp?v=1787065813","url":"https:\/\/qstboost.com\/products\/wet-steam-generator-21kw-sauna-steam-room-18-24m3","provider":"Qst","version":"1.0","type":"link"}