{"product_id":"phaetus-conch-and-conch-plus-hot-end-for-bambu-a1-a1-mini-printers","title":"Phaetus Conch and Conch Plus Hot End for Bambu A1 \/ A1 Mini Printers","description":"\u003ch2\u003ePhaetus Conch Hotend for Bambu Lab A1 and A1 Mini — M4 EndCoat™ or Silicon Carbide Plus, 30 mm³\/s, 320°C, Kinematic Coupling\u003c\/h2\u003e\n\n\u003cp\u003e\n  The \u003cstrong\u003ePhaetus Conch\u003c\/strong\u003e is a purpose-built performance hotend for the\n  \u003cstrong\u003eBambu Lab A1 and A1 Mini\u003c\/strong\u003e — available in two variants that share the\n  same high-flow architecture but differ in nozzle technology. Both deliver up to\n  \u003cstrong\u003e30 mm³\/s volumetric flow\u003c\/strong\u003e, \u003cstrong\u003e320°C max temperature\u003c\/strong\u003e, and\n  a rigid kinematic coupling system that reduces crash damage and simplifies maintenance.\n  The difference comes down to how much abrasion resistance you need and whether you\n  want a replaceable nozzle or an integrated one.\n\u003c\/p\u003e\n\n\u003cp\u003e\n  ⚠️ \u003cstrong\u003eHeater cartridge and thermistor are NOT included\u003c\/strong\u003e in either variant.\n  Reuse your existing Bambu A1 \/ A1 Mini heater and thermistor during installation.\u003cbr\u003e\n  ⚠️ \u003cstrong\u003eCompatible with Bambu Lab A1 and A1 Mini only.\u003c\/strong\u003e This is not the\n  X1\/P1 version — verify your printer model before ordering.\u003cbr\u003e\n  ⚠️ \u003cstrong\u003eConch Plus nozzle is fully integrated\u003c\/strong\u003e and cannot be replaced\n  individually. The M4 nozzle is replaceable.\n\u003c\/p\u003e\n\n\u003cimg src=\"https:\/\/www.phaetus.com\/cdn\/shop\/files\/M4.png?v=1744275018\" alt=\"Phaetus Conch M4 hotend for Bambu Lab A1 and A1 Mini — replaceable EndCoat nozzle HV3300, 30mm³\/s flow rate\" style=\"width:100%;height:auto;\"\u003e\n\n\u003ch3\u003eM4 vs Plus — Which Conch Do You Need?\u003c\/h3\u003e\n\u003cp\u003e\n  Both variants share the same hotend body, flow geometry, temperature ceiling, and\n  kinematic coupling system. The only difference is the nozzle:\n\u003c\/p\u003e\n\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003e \u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e\u003cstrong\u003eConch M4\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e\u003cstrong\u003eConch Plus\u003c\/strong\u003e\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eNozzle type\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eEndCoat™ hardened steel (replaceable)\u003c\/td\u003e\n      \u003ctd\u003eSilicon carbide — fully integrated\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eNozzle hardness\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eHV3300 (EndCoat coating)\u003c\/td\u003e\n      \u003ctd\u003eMohs 9.8 (SiC — near-diamond hardness)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eLifespan vs hardened steel\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eUp to 2.5× longer\u003c\/td\u003e\n      \u003ctd\u003eUp to 7× longer\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eNozzle replaceable?\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eYes — swap nozzle sizes independently\u003c\/td\u003e\n      \u003ctd\u003eNo — fully integrated assembly\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eNozzle sizes\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e0.2mm \/ 0.4mm \/ 0.6mm \/ 0.8mm\u003c\/td\u003e\n      \u003ctd\u003e0.4mm (fixed)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eBest for\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eCF\/GF composites, multi-size flexibility\u003c\/td\u003e\n      \u003ctd\u003eGlow-in-the-dark, ultra-abrasive filaments, maximum nozzle longevity\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eFlow rate\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eUp to 30 mm³\/s\u003c\/td\u003e\n      \u003ctd\u003eUp to 30 mm³\/s\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eMax temperature\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e320°C\u003c\/td\u003e\n      \u003ctd\u003e320°C\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eEndCoat™ Nozzle (M4) — HV3300 Hardness, Replaceable by Size\u003c\/h3\u003e\n\u003cp\u003e\n  The M4 variant uses a \u003cstrong\u003ereplaceable EndCoat™ nozzle\u003c\/strong\u003e — a hardened steel\n  body with a proprietary surface coating rated at \u003cstrong\u003eHV3300 hardness\u003c\/strong\u003e.\n  For reference, standard hardened steel nozzles typically measure HV600–900. At HV3300,\n  the EndCoat surface is dramatically harder than any conventional hardened steel nozzle,\n  delivering up to \u003cstrong\u003e2.5× longer service life\u003c\/strong\u003e against abrasive filaments\n  like carbon fiber, glass fiber, and particle-loaded composites. Because the nozzle is\n  replaceable via the M4 thread, you can swap between 0.2mm, 0.4mm, 0.6mm, and 0.8mm\n  sizes without replacing the entire hotend — keeping your investment in the Conch body\n  while changing diameter for different applications.\n\u003c\/p\u003e\n\n\u003ch3\u003eSilicon Carbide Nozzle (Plus) — Mohs 9.8, 7× Harder Than Hardened Steel\u003c\/h3\u003e\n\u003cp\u003e\n  The Plus variant integrates a \u003cstrong\u003esilicon carbide (SiC) nozzle\u003c\/strong\u003e — a ceramic\n  compound with a \u003cstrong\u003eMohs hardness of 9.8\u003c\/strong\u003e, just below diamond at 10.\n  This puts it in a completely different league from any metal nozzle, including hardened\n  steel and tungsten carbide alternatives. The result is up to \u003cstrong\u003e7× longer nozzle\n  lifespan\u003c\/strong\u003e versus hardened steel under sustained abrasive conditions. This is the\n  correct variant for filaments that accelerate wear even on hardened nozzles — primarily\n  glow-in-the-dark (strontium aluminate particles), boron carbide composites, and other\n  ultra-aggressive filler materials. The SiC nozzle is fully integrated into the hotend\n  body and cannot be replaced individually — when the nozzle eventually wears, the\n  assembly is replaced as a unit.\n\u003c\/p\u003e\n\n\u003cimg src=\"https:\/\/www.phaetus.com\/cdn\/shop\/files\/PLUS.png?v=1744028082\" alt=\"Phaetus Conch Plus hotend for Bambu Lab A1 Mini — integrated silicon carbide nozzle Mohs 9.8, 7x wear resistance vs hardened steel\" style=\"width:100%;height:auto;\"\u003e\n\n\u003ch3\u003eKinematic Coupling System — Impact Protection Built Into the Mount\u003c\/h3\u003e\n\u003cp\u003e\n  Both Conch variants use a \u003cstrong\u003erigid kinematic coupling system\u003c\/strong\u003e for hotend\n  mounting. Kinematic couplings use precisely located contact points to provide repeatable,\n  high-rigidity positioning that returns to the same geometry every time the hotend is\n  seated — while also providing a controlled failure mode during toolhead crashes. Rather\n  than transferring full impact force directly to the hotend body or the printer's carriage,\n  the kinematic mount absorbs and redirects crash energy, significantly reducing the risk\n  of catastrophic damage to the hotend or gantry components. This directly reduces\n  maintenance costs and downtime from nozzle-strike incidents.\n\u003c\/p\u003e\n\n\u003ch3\u003e30 mm³\/s High-Flow Architecture — Designed for A1 Speed\u003c\/h3\u003e\n\u003cp\u003e\n  The Bambu A1 and A1 Mini are fast CoreXY machines, but the stock hotend is their\n  volumetric bottleneck. The Conch's high-flow internal geometry increases heat-transfer\n  surface area within the melt zone — achieving up to \u003cstrong\u003e30 mm³\/s\u003c\/strong\u003e with the\n  A1's existing motion and extruder hardware. Combined with the \u003cstrong\u003e320°C maximum\n  operating temperature\u003c\/strong\u003e, this opens up engineering-grade materials (ABS, ASA,\n  PA, PC, and their fiber-filled variants) on a platform that is often assumed to be\n  limited to PLA and PETG.\n\u003c\/p\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePhaetus\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatible printers\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBambu Lab A1, A1 Mini\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNOT compatible with\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBambu Lab X1C, P1P, P1S (separate Conch version for X1\/P1)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax flow rate\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUp to 30 mm³\/s\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e320°C\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFilament diameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1.75mm\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eM4 nozzle material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHardened steel + EndCoat™ coating (HV3300)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eM4 nozzle replacement\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYes — M4 thread, sizes 0.2 \/ 0.4 \/ 0.6 \/ 0.8mm\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eM4 lifespan vs hardened steel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUp to 2.5×\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePlus nozzle material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSilicon carbide (SiC) — Mohs hardness 9.8\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePlus nozzle replacement\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNo — fully integrated assembly\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePlus lifespan vs hardened steel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUp to 7×\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMount system\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eKinematic coupling — rigid, repeatable, impact-resistant\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHeater cartridge included\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNo — reuse stock Bambu A1 heater\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eThermistor included\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNo — reuse stock Bambu A1 thermistor\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003e✅\u003c\/td\u003e\n\u003ctd\u003ePhaetus Conch hotend assembly (M4 or Plus, as selected)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e✅\u003c\/td\u003e\n\u003ctd\u003eEndCoat™ nozzle pre-installed (M4) or SiC nozzle integrated (Plus)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eWhat's NOT Included\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003e❌\u003c\/td\u003e\n\u003ctd\u003eHeater cartridge — reuse from your A1 \/ A1 Mini stock hotend\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e❌\u003c\/td\u003e\n\u003ctd\u003eThermistor — reuse from your A1 \/ A1 Mini stock hotend\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eWhen Do You Need This?\u003c\/h3\u003e\n\u003cp\u003e\n  Choose the \u003cstrong\u003eConch M4\u003c\/strong\u003e if you print a mix of abrasive and standard\n  materials and want the flexibility to swap nozzle sizes — it's the practical daily-driver\n  upgrade for A1 owners printing CF-nylon, PETG-CF, or ASA alongside standard PLA\/PETG.\n  Choose the \u003cstrong\u003eConch Plus\u003c\/strong\u003e if your primary use case involves the most\n  aggressive abrasive filaments — particularly glow-in-the-dark, boron carbide composites,\n  or any material that visibly wears through hardened nozzles faster than expected.\n  The SiC nozzle's 7× lifespan advantage makes the Plus the economically correct choice\n  for sustained high-abrasion printing even at a higher upfront cost.\n\u003c\/p\u003e\n\n\u003cp\u003e\n  Browse our full hotend selection at\n  \u003ca href=\"\/collections\/3d-printer-hotends\"\u003e3D Printer Hotends\u003c\/a\u003e, or explore all\n  compatible upgrades at\n  \u003ca href=\"\/collections\/3d-printer-upgrades\"\u003e3D Printer Upgrades\u003c\/a\u003e.\n\u003c\/p\u003e","brand":"West3D 3D Printing Supplies","offers":[{"title":"Conch M4 \/ .2mm","offer_id":52735671435558,"sku":"PHA3416CON.2M","price":17.99,"currency_code":"USD","in_stock":false},{"title":"Conch M4 \/ .4mm","offer_id":52735671468326,"sku":"PHA3408CON.4MHOT","price":17.99,"currency_code":"USD","in_stock":true},{"title":"Conch M4 \/ .6mm","offer_id":52735671501094,"sku":"PHA3409CON.6MHOT","price":17.99,"currency_code":"USD","in_stock":true},{"title":"Conch M4 \/ .8mm","offer_id":52735671533862,"sku":"PHA3417CON.8M","price":17.99,"currency_code":"USD","in_stock":true},{"title":"Conch Plus \/ .4mm","offer_id":52735671566630,"sku":"PHA3410CON.4MHOT","price":28.99,"currency_code":"USD","in_stock":true},{"title":"Conch Plus \/ .6mm","offer_id":52735671599398,"sku":"PHA3413CON.6MHOT","price":28.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1004\/1986\/2822\/files\/phaetus-conch-and-conch-plus-hot-end-for-bambu-a1-a1-mini-printers-west3d-3d-printing-supplies-phaetus-4249286.webp?v=1773259450","url":"https:\/\/supplies3d.shop\/products\/phaetus-conch-and-conch-plus-hot-end-for-bambu-a1-a1-mini-printers","provider":"SUPPLIES3D","version":"1.0","type":"link"}