MK3.9/S
Use the search box below to narrow down the Prusa MK3.9 or 3.9S parts you are looking for.
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PE Cable for LCD, xBuddy, PSU 460/420mm - MK3.5, MK3.9, MK3.9S, MK4, MK4S | Original Prusa
PRUSA RESEARCH
$6.95PE Cable for LCD, xBuddy and PSU Includes: PE cable 460/420 mm (1 pc) Fits:MK3.5MK3.9MK3.9SMK4MK4S To replace this part, please visit the Prusa knowledge base at help.prusa3d.com$6.95 -
PE Faston 6.3x0.8 for Prusa MK3.9, MK4 & XL
PB Select™
$1.19PE Faston 6.3x0.8 Includes: PE Faston Connector (1 pcs) Fits: Prusa MK3.9Prusa MK3.9SPrusa Mk4Prusa MK4SPrusa XL To replace this part, please visit the Prusa knowledge base at help.prusa3d.com$1.19 -
PEI (ULTEM) Sheet | Original Prusa
PRUSA RESEARCH
$12.99Prusa PEI-Ultem sheet Notes: 1. This is NOT the Spring steel sheet with smooth double-sided PEI.2. Tiny dots may appear on the PEI-Ultem surface. These can slightly affect the finished print bottom surface. However, they do not...$12.99 -
PEI-ULTEM Sheet (9.5x10.2in) | PB Select™
SABIC
$10.98PEI Print Surface - 260x242mm - for Prusa and other printers Includes: PEI sheet with 3M adhesive backing (1 pcs) Notes:1. This is NOT the Prusa spring steel sheet with smooth double-sided PEI (Link).2. Tiny dots may appear on the PEI...$10.98 -
PG Assembly Adapter | Original Prusa
PRUSA RESEARCH
$5.98PG Assembly Adapter This tool printed from high quality PETG. It ensures that the gearbox is correctly aligned during the assembly or after a service. Includes: PG Assembly Adapter (1 pcs) Details: Version of this replacement: E1Required...$5.98 -
Planetary Gear Kit (PG Assembly + PG Ring) CORE One, MK3.9, MK4, XL | Original Prusa
PRUSA RESEARCH
$49.95Planetary Gear Assembly & Planetary Gear Ring (PG Assembly + PG Ring) Includes:PG ring (1 pc)PG assembly (1 pc) CAUTION: Please replace both parts in your Nextruder, as it may not work properly if you replace one part...$49.95 -
Power Panic Cable (2 Wires) MK3.9/S, MK4/S | Original Prusa
PRUSA RESEARCH
$5.99Prusa MK4 Power Panic Cable (with 2 wires) IMPORTANT Before you buy this replacement cable, make sure your printer already has a power panic cable with two wires. Includes: Power panic cable (1 pcs) Fits: Prusa MK3...$5.99 -
Print Cooling Fan - MK3.9, MK4, XL | Original Prusa
PRUSA RESEARCH
$14.95Prusa Print Cooling Fan This is the blower fan that cools the part being printed. Includes: Fan (1 pcs) Fits: Prusa MK3.9Prusa MK4Prusa XL To replace this part, please visit the Prusa knowledge base at help.prusa3d.com$14.95 -
Print Cooling Fan - MK3.9S, MK4S | Original Prusa
PRUSA RESEARCH
$15.98Prusa Print Cooling Fan This is the blower fan that cools the part being printed. Includes: Fan (1 pcs) Fits: Prusa MK3.9SPrusa MK4S Note: Does not fit MK4 To replace this part, please visit the Prusa knowledge base at help.prusa3d.com$15.98 -
Prusa Brass Nozzle Brush | Original Prusa
PRUSA RESEARCH
$7.38Prusa Brass Nozzle Brush Prusa Brass Nozzle Brush is optimized for 3D printing with its short and dense bristles. Includes: Brush (1 pcs) Made in EU with locally sourced beech wood.$7.38 -
PSU (Power Supply Unit) - MK3, MK3.9, MK4, XL Series | Original Prusa
PRUSA RESEARCH
$114.95Prusa PSU - 24 Volts This is the replacement power supply unit ONLY. It does NOT come with any cables. Buy the MK3 PSU kit here. Includes: Power supply unit (1 pcs) Specifications:Voltage: 24VDCWattage: 240WCurrent (MAX): 10AFuse:...$114.95 -
PSU-xBuddy Power Cable MK3.5, MK3.9/S, MK4/S | Prusa Compatible
PB Select™
$6.99PB Select™ PSU-xBuddy Power Cable Includes: xBuddy PSU power cable (1 pcs) Important: To connect xBuddy board and the black PSU two cables are required. Each cable comprises two wires. Overall Length: 455mm (including...$6.99 -
Rubber Pads for MK3.9/S, MK4/S | Original Prusa
PRUSA RESEARCH
$2.99Rubber Pads Includes: Rubber pads 20x10x1mm (6 pcs) Fits:Prusa MK3.9Prusa MK3.9SPrusa MK4Prusa MK4S To replace this part, please visit the Prusa knowledge base at help.prusa3d.com$2.99 -
Screw Kit for Nextruder Hotend - Prusa MK3.9, MK4, XL & Core One | PB Select™
PB Select™
$3.99PB Select™ Nextruder Hotend Screw Kit Includes:Set Screw (5 pcs)Pan Head Screw (2 pcs)T6 Torx WrenchT8 Torx Wrench Specs:Set Screw: M3x4mm, T6 torx headFor fastening thermistors and heater cartridge Pan Head: M2.5x6mm, T8 torx headFor fastening...$3.99 -
Screwdriver PH2 | Original Prusa
PRUSA RESEARCH
$4.99Screwdriver PH2 Screwdriver with a PH2 head. PH2 is the recommended standard for the screws used on Original Prusa Printers. Includes: Screwdriver (1 pcs) Specifications:Red Hand: PlasticScrewdriver length L1: 160 mmShank length...$4.99 -
Set Screw - M3x4 (Hex Head) 12.9 Grade | 5 Pack
PB Select™
$2.49M3x4 Set Screw (Grub Screw) Includes: Set screw (5 pcs) Size: M3x4mmGrade: 12.9Head Type: Hex Fits heater block of:E3D V6Prusa MK3.9Prusa MK3.9SPrusa MK4Prusa MK4SPrusa XL Note: These are hex head set screws, not torx head (torx head is...$2.49 -
Set Screw - M3X4 - T6 Torx Head for Prusa MK3.9, MK3.9S MK4, MK4S, XL | 5 Pack
PB Select™
$2.49M3X4 Torx Head Set Screw Used on the Nextruder heater block Includes: M3x4 set screw (5 pcs) Note: Uses T6 Torx driver to install (not included) Fits:Prusa MK3.9Prusa MK3.9SPrusa MK4Prusa MK4SPrusa XL$2.49 -
Set Screw - M4X4 - Cup Point | 12.9 Grade
PB Select™
$0.89M4X4 Set Screw Used to secure the heater cartridge and heatsink of many Flashforge 3D printers. Includes: M4x4 set screw (1 pcs) Specs:12.9 GradeCup PointUses 2mm Hex Key Driver (not included) Fits:FinderFinder 2Guider 2Guider 2S...$0.89 -
On Sale
Set Screw - M4x4 - Flat Point | 12.9 Grade
PB Select™
Now: $0.59Regular Price: $0.79M4X4 Set Screw 12.9 Grade Flat Point Uses 2mm Hex Key Driver Includes: Set screw (1 pcs)Now: $0.59Regular Price: $0.79 -
Silicone Sock for Prusa CORE One, MK3.9/S, MK4/S, XL | 2 Pack
PB Select™
$6.99PB Select™ Silicone Sock Includes: Silicone sock (2 pcs) Color: BlackMax temperature: 280°c Fits:Prusa CORE OnePrusa MK3.9Prusa MK3.9SPrusa MK4Prusa MK4SPrusa XL$6.99