{"product_id":"ntc100k-thermistor-sensor-3d-printer-hotend-extruder","title":"NTC100K Thermistor Sensor for 3D Printer Hotend Extruder","description":"\u003cp\u003eUpgrade your 3D printer's temperature accuracy with this \u003cstrong\u003eNTC100K Thermistor Sensor\u003c\/strong\u003e — engineered for hotend and extruder heater blocks. Featuring a stainless steel enclosure and heavy-duty high-temperature wiring, this thermistor delivers precise, reliable readings across a wide temperature range of \u003cstrong\u003e-40°C to 300°C\u003c\/strong\u003e, making it ideal for printing high-temperature filaments such as ABS, ASA, Nylon, and Polycarbonate.\u003c\/p\u003e\n\n\u003cp\u003eUnlike standard exposed-probe sensors, this upgraded design uses a \u003cstrong\u003eresistance-package temperature measurement\u003c\/strong\u003e method housed in a stainless steel shell — protecting the sensing element and improving measurement stability. The high-temperature lead wire is double the thickness of typical market alternatives, reducing the risk of wire breakage during long print sessions.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Temperature Range:\u003c\/strong\u003e -40°C to 300°C — suitable for a broad range of 3D printing filaments\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStainless Steel Housing:\u003c\/strong\u003e Protects the sensor element for long-lasting, consistent performance\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUpgraded Measurement Method:\u003c\/strong\u003e Resistance-package design for improved accuracy over traditional exposed probes\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDouble-Thick High-Temp Wire:\u003c\/strong\u003e More durable than standard wiring, reducing wear and breakage risk\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNTC100K \/ 3950 Compatible:\u003c\/strong\u003e Works with most popular 3D printer control boards and firmware configurations\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEasy Replacement:\u003c\/strong\u003e Drop-in replacement for standard hotend thermistor sensors\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSensor Type:\u003c\/strong\u003e NTC 100K (3950)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e ABS + Metal (Stainless Steel)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCable Length:\u003c\/strong\u003e Approx. 1M \/ 3.28ft or 2M \/ 6.56ft (select your option)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTemperature Range:\u003c\/strong\u003e -40°C to 300°C\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 1 piece\u003c\/li\u003e\n  \u003cli\u003e\u003cstrong\u003eMade in China\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePackage Includes\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × NTC100K Thermistor Temperature Sensor\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cem\u003eNote: Due to lighting conditions and shooting angles, slight color variation may occur. Please allow 0–1cm tolerance due to manual measurement.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch3\u003eExplore More DIY Supplies\u003c\/h3\u003e\n\u003cp\u003eLooking for other precision components and crafting materials? Check out our \u003ca href=\"\/products\/round-aluminum-wire-diy-jewelry-making-1mm-3mm\"\u003eRound Aluminum Wire for DIY Projects\u003c\/a\u003e or browse our \u003ca href=\"\/products\/ccb-flat-round-spacer-beads-diy-jewelry-making\"\u003eCCB Flat Round Spacer Beads for DIY Jewelry Making\u003c\/a\u003e for your next creative build.\u003c\/p\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: What 3D printers is the NTC100K thermistor sensor compatible with?\u003c\/h4\u003e\n\u003cp\u003eA: This NTC100K (3950) thermistor is compatible with most popular FDM 3D printers that use a standard hotend thermistor, including many Creality, Ender, Anet, and RepRap-style machines. Always confirm your printer's thermistor type in your firmware settings before installing.\u003c\/p\u003e\n\u003ch4\u003eQ: What filament types can I use with this thermistor's temperature range?\u003c\/h4\u003e\n\u003cp\u003eA: With a range of -40°C to 300°C, this sensor supports virtually all common 3D printing filaments including PLA, PETG, ABS, ASA, Nylon, TPU, and Polycarbonate, making it a versatile upgrade for high-temperature printing needs.\u003c\/p\u003e\n\u003ch4\u003eQ: How do I install the NTC100K thermistor in my 3D printer hotend?\u003c\/h4\u003e\n\u003cp\u003eA: Installation involves powering off the printer, removing the old thermistor from the heater block, inserting the new sensor into the designated thermistor slot, and securing it. Always update your firmware thermistor type setting to NTC100K \/ 3950 for accurate temperature readings. Consult your printer's manual for model-specific guidance.\u003c\/p\u003e\n\u003ch4\u003eQ: Why is the double-thick wire important for a 3D printer thermistor?\u003c\/h4\u003e\n\u003cp\u003eA: The heater block area is subject to constant heat cycles and mechanical vibration. A thicker high-temperature wire is significantly more resistant to fatigue, fraying, and breakage over time, ensuring a longer service life and more consistent temperature monitoring during extended print jobs.\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 3D printers is the NTC100K thermistor sensor compatible with?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This NTC100K (3950) thermistor is compatible with most popular FDM 3D printers that use a standard hotend thermistor, including many Creality, Ender, Anet, and RepRap-style machines. Always confirm your printer's thermistor type in your firmware settings before installing.\"}}, {\"@type\": \"Question\", \"name\": \"What filament types can I use with this thermistor's temperature range?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"With a range of -40°C to 300°C, this sensor supports virtually all common 3D printing filaments including PLA, PETG, ABS, ASA, Nylon, TPU, and Polycarbonate, making it a versatile upgrade for high-temperature printing needs.\"}}, {\"@type\": \"Question\", \"name\": \"How do I install the NTC100K thermistor in my 3D printer hotend?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Installation involves powering off the printer, removing the old thermistor from the heater block, inserting the new sensor into the designated thermistor slot, and securing it. Always update your firmware thermistor type setting to NTC100K \/ 3950 for accurate temperature readings. 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A thicker high-temperature wire is significantly more resistant to fatigue, fraying, and breakage over time, ensuring a longer service life and more consistent temperature monitoring during extended print jobs.\"}}]}\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:\/\/0i45ne-c8.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home page\", \"item\": \"https:\/\/0i45ne-c8.myshopify.com\/collections\/frontpage\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"NTC100K Thermistor Sensor for 3D Printer Hotend Extruder\", \"item\": \"https:\/\/0i45ne-c8.myshopify.com\/products\/ntc100k-thermistor-sensor-3d-printer-hotend-extruder\"}]}\u003c\/script\u003e","brand":"Zpaxo","offers":[{"title":"1m \/ China Mainland","offer_id":54240261308726,"sku":"14:10#1m;200007763:201336100","price":6.52,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0989\/7774\/3158\/files\/S440b0d447a9f4999adcfdd70c6e8263cc.webp?v=1784578713","url":"https:\/\/zpaxo.com\/products\/ntc100k-thermistor-sensor-3d-printer-hotend-extruder","provider":"Zpaxo","version":"1.0","type":"link"}