5. Genuine J-Head™
REV 1.1 - APRIL 2018 7: Trademarks
All trademarks are the property of their respective owners.
! NOTICE - The end of this data sheet addresses use in safety-critical applications, intellectual property matters and other important disclaimers. Page ! of ! 5 6 Copyright © 2018 Hotends LLC
2. Genuine J-Head™
REV 1.1 - APRIL 2018 1: Mechanical Drawings:
Direct Drive Bowden ! NOTICE - The end of this data sheet addresses use in safety-critical applications, intellectual property matters and other important disclaimers. Page ! of ! 2 6 Copyright © 2018 Hotends LLC
4. Genuine J-Head™
REV 1.1 - APRIL 2018 5: Application and Implementation
Direct Drive ! NOTICE - The end of this data sheet addresses use in safety-critical applications, intellectual property matters and other important disclaimers. NOTE Information in the following applications sections is not part of the J-Head specification, and Hotends LLC does not warrant its accuracy or completeness. Hotends LLC’s customers are responsible for determining suitability of components for their purposes. Customers should validate and test their design implementation to confirm system functionality. Type Make Type Watts Ohms Thermistor Honeywell 100k 135-104LAC-J01 (1%) 135-104QAD-J01 (2%) 135-104LBF-J01 (5%) 135-104LAF-J01 (5%) Heater Cartridge 12v 40 3.6 Heater Cartridge 24v 40 14.4 Page ! of ! 4 6 Copyright © 2018 Hotends LLC
6. Genuine J-Head™
REV 1.1 - APRIL 2018 8: Notice
Hotends LLC reserves the right to make corrections, enhancements, improvements and other changes to its products and services. Buyers should obtain the latest relevant information before placing orders and should verify that such information is current and complete.
Hotends LLC publishes datasheets available online (https://hotends.com/slides/datasheets-1).
Reproduction of significant portions of Hotends LLC information in Hotends LLC data sheets is permissible only if reproduction is without alteration and is accompanied by all associated warranties, conditions, limitations, and notices. Hotends LLC is not responsible or liable for such reproduced documentation. Information of third parties may be subject to additional restrictions. Resale of Hotends LLC products or services with statements di ff erent from or beyond the parameters stated by Hotends LLC for that product or service voids all express and any implied warranties for the associated Hotends LLC product or service and is an unfair and deceptive business practice. Hotends LLC is not responsible or liable for any such statements.
Buyers and others who are developing systems that incorporate Hotends LLC products (collectively, “Designers”) understand and agree that Designers remain responsible for using their independent analysis, evaluation and judgment in designing their applications and that Designers have full and exclusive responsibility to assure the safety of Designers' applications and compliance of their applications (and of all Hotends LLC products used in or for Designers’ applications) with all applicable regulations, laws and other applicable requirements. Designer represents that, with respect to their applications, Designer has all the necessary expertise to create and implement safeguards that (1) anticipate dangerous consequences of failures, (2) monitor failures and their consequences, and (3) lessen the likelihood of failures that might cause harm and take appropriate actions. Designer agrees that prior to using or distributing any applications that include Hotends LLC products, Designer will thoroughly test such applications and the functionality of such Hotends LLC products as used in such applications.
Hotends LLC’s provision of Hotends LLC Resources does not expand or otherwise alter Hotends LLC’s applicable published warranties or warranty disclaimers for Hotends LLC products, and no additional obligations or liabilities arise from Hotends LLC providing such Hotends LLC Resources. Hotends LLC reserves the right to make corrections, enhancements, improvements and other changes to its Hotends LLC Resources. Hotends LLC has not conducted any testing other than that specifically described in the published documentation for a particular Hotends LLC Resource.
Hotends LLC RESOURCES ARE PROVIDED “AS IS” AND WITH ALL FAULTS. Hotends LLC DISCLAIMS ALL OTHER WARRANTIES OR REPRESENTATIONS, EXPRESS OR IMPLIED, REGARDING RESOURCES OR USE THEREOF, INCLUDING BUT NOT LIMITED TO ACCURACY OR COMPLETENESS, TITLE, ANY EPIDEMIC FAILURE WARRANTY AND ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, AND NON-INFRINGEMENT OF ANY THIRD PARTY INTELLECTUAL PROPERTY RIGHTS. Hotends LLC SHALL NOT BE LIABLE FOR AND SHALL NOT DEFEND OR INDEMNIFY DESIGNER AGAINST ANY CLAIM, INCLUDING BUT NOT LIMITED TO ANY INFRINGEMENT CLAIM THAT RELATES TO OR IS BASED ON ANY COMBINATION OF PRODUCTS EVEN IF DESCRIBED IN Hotends LLC RESOURCES OR OTHERWISE. IN NO EVENT SHALL Hotends LLC BE LIABLE FOR ANY ACTUAL, DIRECT, SPECIAL, COLLATERAL, INDIRECT, PUNITIVE, INCIDENTAL, CONSEQUENTIAL OR EXEMPLARY DAMAGES IN CONNECTION WITH OR ARISING OUT OF Hotends LLC RESOURCES OR USE THEREOF, AND REGARDLESS OF WHETHER Hotends LLC HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
Where Hotends LLC specifically promotes products as facilitating functional safety or as compliant with industry functional safety standards, such products are intended to help enable customers to design and create their own applications that meet applicable functional safety standards and requirements. Using products in an application does not by itself establish any safety features in the application. Designers must ensure compliance with safety- related requirements and standards applicable to their applications.
Designer will fully indemnify Hotends LLC and its representatives against any damages, costs, losses, and/or liabilities arising out of Designer’s non- compliance with the terms and provisions of this Notice. Page ! of ! 6 6 Copyright © 2018 Hotends LLC
3. Genuine J-Head™
REV 1.1 - APRIL 2018 2: Revision History:
Revision 1.0 • Added initial information to datasheet
Revision 1.1 • Added dimensions to mechanical drawings
3: Limiting Values:
At room temperature (unless otherwise noted)
4: Recommended Printing Temperatures
Common thermoplastics printed with Genuine J-Head™ hotends.
! NOTICE - The end of this data sheet addresses use in safety-critical applications, intellectual property matters and other important disclaimers. Symbol Parameter Type Min Max Unit Vcc Supply Voltage 12v 11 13 V Vcc Supply Voltage 24v 22 26 V Printing Temperature 248 °C Filament Min Max Unit PLA 190 220 °C ABS 240 248 °C PETG 240 248 °C NYLON 240 248 °C TPU 220 240 °C ASA 240 248 °C Page ! of ! 3 6 Copyright © 2018 Hotends LLC
1. Genuine J-Head™
REV 1.1 - APRIL 2018
TABLE OF CONTENTS 1. Mechanical Drawings
2. Revision History
3. Limiting values
4. Recommended Printing Temperatures
5. Application and Implementation
! NOTICE - The end of this data sheet addresses use in safety-critical applications, intellectual property matters and other important disclaimers. Description: The J-Head™ hotends have been a favorite among professionals and enthusiasts alike for over 7 years. With its leak proof design and low part count, there are few if any points of failure in a Genuine J-Head™ hotend. Applications: • Additive manufacturing (3D printing)
• Fused Filament Fabrication (FFF)
• For use with filaments - PLA, ABS, PETG, TPU, NYLON, ASA + more Features: • Direct replacement for J-Head Mk V (1.75mm), Mk VI (1.75mm), Mk VII (1.75mm), Mk 8 and Mk 9, V-BV(1.75mm), V9
• Temperatures up to 248°C
• 1.75mm Filament
• Duel seals to ensure zero leaks
• Axial Thermistor for ease of installation
• Heater cartridge for ease of installation
• High speed
• Long melt chamber Device Information: Type Size (mm) Direct-Drive (L) 50.0
Bowden (L) 68.5
Nozzle Diameters (mm) 0.35, 0.40, 0.50, 0.60, 0.70, 0.80
Heater Cartridge Voltage 12v, 24v
Filament Diameter (mm) 1.75 Page ! of ! 1 6 Copyright © 2018 Hotends LLC J-Head 10
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