Original Prusa MK3.9/MK4 Spare Parts

Expansion joints set

This product includes:

• Expansion joint (8 pcs)

If you have any stripped or damaged M3x6r screws that secure the Expansion joints, we recommend getting a new set od M3x6r screws.

To replace the part/s, please consult our Assembly Manuals. Make sure to follow the manual for your printer model.

Heatbed wiring (black wire)

Both red and black wires are needed for the heatbed assembly.

This product includes:

• Heatbed wiring, black wire (1 pc)

To replace the part/s, please consult our Assembly Manuals. Make sure to follow the manual for your printer model.

Headbed wiring (red wire)

Both red and black wires are needed for the heatbed assembly.

This product includes:

• Heatbed wiring, red wire (1 pc)

To replace the part/s, please consult our Assembly Manuals. Make sure to follow the manual for your printer model.

Light guide

This product includes:

• Light Guide (1 pc)

To replace the part/s, please consult our Assembly Manuals. Make sure to follow the manual for your printer model.

Motor cable adapter

This a replacement cable adapter for stepper motors.

This adapter is required for each motor (X, Y, Z axis - 2x), you need up to 4 adapter per printer.

This product includes:

• Motor cable adapter (1 pc)

To replace the part/s, please consult our Assembly Manuals. Make sure to follow the manual for your printer model.

M3x6r screw set

This product is a replacement set of screws for the Expansion joints.

This product includes:

• M3x6r screw (9 pcs)

To replace the part/s, please consult our Assembly Manuals. Make sure to follow the manual for your printer model.

MK4 Heatsink Thermistor NTC 100k - 90 mm

This product includes:

• Thermistor NTC 100k - 90 mm (1 pc)

• Grub screw M3x4 (1 pc)

To replace the part/s, please consult our Assembly Manuals. Make sure to follow the manual for your printer model.

Power panic cable (2 wires)

Before you buy this replacement cable, make sure your printer already has a power panic cable with two wires.

This product includes:

• Power panic cable (1 pc)

To replace the part/s, please consult our Assembly Manuals. Make sure to follow the manual for your printer model.

PSU-xBuddy power cable

This product is the replacement power cable connecting xBuddy board and the power supply unit (PSU). It is ONLY compatible with the black PSU.

To connect xBuddy board and the black PSU, two cables are required. Each cable comprises two wires.

This product includes:

• xBuddy PSU power cable (1 pcs)

Smooth rod 10x325 mm

This product is a replacement part.

This product includes:

• Smooth rod 10x325 mm (1 pc)

To replace the part/s, please consult our Assembly Manuals. Make sure to follow the manual for your printer model.

Stepper motor X-axis

This product is a replacement part..

This product includes:

• Stepper motor X-axis (1 pc)

To replace the part/s, please consult our Assembly Manuals. Make sure to follow the manual for your printer model.

Stepper motor Y-axis

This product is a replacement part. 

This product includes:

• Stepper motor Y-axis (1 pc)

To replace the part/s, please consult our Assembly Manuals. Make sure to follow the manual for your printer model.

Stepper motor Z-axis Left

This product is a replacement part. 

This product includes:

• Stepper motor Z-axis left (1 pc)

To replace the part/s, please consult our Assembly Manuals. Make sure to follow the manual for your printer model.

Stepper motor Z-axis right

This product is a replacement part. 

This product includes:

• Stepper motor Z-axis right (1 pc)

To replace the part/s, please consult our Assembly Manuals. Make sure to follow the manual for your printer model.

Thumb screw M4x8

This product is a replacement screw for the Nextruder. 

Thumb screw is used to hold the Prusa Nozzle inside the heatsink. Two thumb screws are required for the Nextruder.

This product includes:

• Thumb screw M4x8 (1 pc)

To replace the part/s, please consult our Assembly Manuals. Make sure to follow the manual for your printer model.

xBuddy box cover

Metal cover for xBuddy board chassis.

Note that you also need xBuddy box to properly enclose the electronics.

This product includes:

• xBuddy box cover (1 pc)

To replace the part/s, please consult our Assembly Manuals. Make sure to follow the manual for your printer model.

xLCD cable

This product is a replacement part for the xLCD assembly. 

Specifications:

Cable length: 600 mm (+5/-0 mm)

This product includes:

• xLCD cable (1 pc)

To replace the part/s, please consult our Assembly Manuals. Make sure to follow the manual for your printer model.