{"product_id":"mellow-thc-01-3-in-1-multi-color-switching-hotend-bowden-extruder-kit","title":"Mellow THC-01 3-in-1 Multi-Color Switching Hotend Bowden Kit","description":"\n\u003ch2\u003eMellow THC-01 3-in-1 Out Multi-Color Switching Hotend Kit for Reprap i3 \u0026amp; Bowden Extruders\u003c\/h2\u003e\n\u003cp\u003eTake your FDM 3D printing to the next level with the \u003cstrong\u003eMellow THC-01 Hotend Kit\u003c\/strong\u003e — a precision-engineered 3-in-1-out color-switching hotend designed for Reprap i3 and compatible Bowden extruder setups. Whether you want crisp single-color prints, vivid dual-color models, or full three-color filament-switching output, this kit gives you the flexibility to do it all from a single nozzle.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003ePlease note:\u003c\/strong\u003e This hotend kit supports single-color, dual-color, and three-color \u003cem\u003efilament switching\u003c\/em\u003e printing. It is \u003cstrong\u003enot\u003c\/strong\u003e designed for color mixing. Made in Mainland China.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e3-in-1-out design\u003c\/strong\u003e — switch between up to 3 filament colors or materials seamlessly\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e1.75mm filament compatible\u003c\/strong\u003e — works with the most widely available filament diameter\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide nozzle range\u003c\/strong\u003e — default 0.4mm nozzle included; compatible with 0.2 \/ 0.3 \/ 0.5 \/ 0.6 \/ 0.8 \/ 1.0mm (specify at checkout)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBowden feeding system\u003c\/strong\u003e — compatible with Bulldog, Titan, and other Bowden extruders (Bulldog recommended)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFast, stable color switching\u003c\/strong\u003e — clean transitions with no significant print quality degradation\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSimple firmware setup\u003c\/strong\u003e — easy to configure for 1, 2, or 3-color printing with minimal changes\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDual voltage support\u003c\/strong\u003e — works with both 12V and 24V heating setups\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDurable aluminum alloy construction\u003c\/strong\u003e — heat sink block made from aluminum alloy, stainless steel, and brass\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eReady to use\u003c\/strong\u003e — no assembly required; comes pre-assembled with heater and thermistor\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable style=\"width:100%; border-collapse:collapse;\"\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eFilament Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e1.75mm\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eNozzle Diameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e0.4mm (default); 0.2 \/ 0.3 \/ 0.5 \/ 0.6 \/ 0.8 \/ 1.0mm available on request\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eNozzle Temperature Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e180°C – 260°C\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eFeeding Method\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eBowden\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eHeating Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e12V or 24V\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eThermistor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e100K NTC 3950\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eHeat Sink Block Dimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e60 × 27 × 27mm\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e93.3g\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eMaterials\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eAluminum alloy, stainless steel, brass\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eColor Switch Retract Distance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e≥45mm\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003ePurge Tower Volume\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e≥55mm\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eAssembly Required\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eOrigin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eMainland China\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eWhat's in the Box\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1× THC-01 Hotend Assembly (with heater and thermistor pre-installed)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCompatible Products You May Also Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003ca href=\"\/products\/nitrile-work-gloves-anti-slip-full-finger-5-pair\"\u003e5-Pair Nitrile Work Gloves – Anti-Slip Full Finger Safety\u003c\/a\u003e — ideal for safe handling during installation\u003c\/li\u003e\n  \u003cli\u003e\n\u003ca href=\"\/products\/ball-end-hex-screwdriver-bit-magnetic-reduced-shank-steel\"\u003eBall End Hex Screwdriver Bit – Magnetic Reduced Shank Steel\u003c\/a\u003e — perfect for assembling printer hardware\u003c\/li\u003e\n  \u003cli\u003e\n\u003ca href=\"\/products\/t2-pure-bare-copper-wire-round-solid-uncoated-0-1-2mm-10m\"\u003eT2 Pure Bare Copper Wire 0.1–2mm Round Solid Uncoated 10M\u003c\/a\u003e — useful for wiring and electrical connections\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/personal-protective-equipment\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on personal protective equipment\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: Does the Mellow THC-01 hotend support color mixing or only color switching?\u003c\/h4\u003e\n\u003cp\u003eA: The THC-01 hotend kit supports \u003cstrong\u003efilament color switching only\u003c\/strong\u003e — it can print with 1, 2, or 3 separate colors by switching between filaments. It does \u003cstrong\u003enot\u003c\/strong\u003e blend or mix colors simultaneously. Each color is fed and retracted independently through the single shared nozzle.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Which extruders are compatible with the THC-01 Bowden hotend?\u003c\/h4\u003e\n\u003cp\u003eA: The THC-01 is designed for use with Bowden-style extruders, including the \u003cstrong\u003eBulldog\u003c\/strong\u003e (recommended), Titan, and most other standard Bowden extruders. It is suitable for Reprap i3-style 3D printer frames.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Can I get a nozzle size other than 0.4mm with the THC-01 hotend kit?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! While the \u003cstrong\u003e0.4mm nozzle\u003c\/strong\u003e is shipped as the default, the THC-01 is compatible with nozzle sizes of 0.2, 0.3, 0.5, 0.6, 0.8, and 1.0mm. Simply leave a note specifying your preferred nozzle diameter when placing your order.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Does the THC-01 hotend work with both 12V and 24V printer power supplies?\u003c\/h4\u003e\n\u003cp\u003eA: Yes, the Mellow THC-01 hotend supports both \u003cstrong\u003e12V and 24V\u003c\/strong\u003e heating configurations, making it compatible with a wide range of FDM 3D printer setups.\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\": \"Does the Mellow THC-01 hotend support color mixing or only color switching?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The THC-01 hotend kit supports filament color switching only — it can print with 1, 2, or 3 separate colors by switching between filaments. It does not blend or mix colors simultaneously. 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Simply leave a note specifying your preferred nozzle diameter when placing your order.\"}}, {\"@type\": \"Question\", \"name\": \"Does the THC-01 hotend work with both 12V and 24V printer power supplies?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes, the Mellow THC-01 hotend supports both 12V and 24V heating configurations, making it compatible with a wide range of FDM 3D printer setups.\"}}]}\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:\/\/wb8bmu-rg.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home page\", \"item\": \"https:\/\/wb8bmu-rg.myshopify.com\/collections\/frontpage\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"Mellow THC-01 3-in-1 Multi-Color Switching Hotend Bowden Kit\", \"item\": \"https:\/\/wb8bmu-rg.myshopify.com\/products\/mellow-thc-01-3-in-1-multi-color-switching-hotend-bowden-extruder-kit\"}]}\u003c\/script\u003e","brand":"Xpnd","offers":[{"title":"24V","offer_id":67748646322413,"sku":"5:201336455#24V","price":108.07,"currency_code":"USD","in_stock":true},{"title":"12V","offer_id":67748646355181,"sku":"5:201452399#12V","price":108.07,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0840\/1269\/5789\/files\/Hb34b856a902048e3a1c700235697457dH_58061aa0-a349-4110-8e4f-7ac782b4db5f.webp?v=1791897894","url":"https:\/\/xpndservice.com\/products\/mellow-thc-01-3-in-1-multi-color-switching-hotend-bowden-extruder-kit","provider":"XPND","version":"1.0","type":"link"}