MK4 upgrade kit - for the Original Prusa i3 MK3/S/+ 3D printer - for self-assembly
Ex Tax: 814.13€
- Introduces a 32-bit xBuddy motherboard
- Includes a metal xBuddy housing and cover
- Enables control via an xLCD display
- Adds new, precise X/Y motors (400 steps, 0.9° per step)
- Uses improved drive belts for the X and Y axes
- Includes Nextruder parts, including the E motor
- Offers new 10mm smooth rods for the Z axis
- Includes filament for printing some parts
- If your printer has a black power supply unit, it is fully compatible with the upgrade kit.
- If you have a silver power supply, you will need to add a compatible wiring connector or upgrade to black.
- If the heated base is attached with 2+3 screws (power cable is attached with screws), there are no compatibility issues.
- If the heated base is attached with 2+1 screws (power cable is soldered), the heated base will need to be replaced.
- 1 x 32-bit xBuddy board
- 1 x xBuddy metal case with cover
- 1 x xLCD display
- Nextruder parts kit with E-motor
- 10mm flat rods for Z-axis
- X/Y/Z motor kit
- Hotbed expansion connector kit
- New belts for X and Y-axis
- Cables for Nextruder parts, hotbed and xLCD display
- Accessories and mounting kit
- Filament for printing the required parts
- Assembly and setup instructions
Claim orders from Stores
You can claim your purchased items within 1 - 4 work days after making an order (if product is in local warehouse).
Please wait for an email notification regarding Your order status update.
Vilnius Store address: Vytenio g. 20, LT-03229 Vilnius, Lietuva
Kaunas Store address: Pramonės pr. 4D, LT-51329, Kaunas, Lietuva
Local delivery in Lithuania
Purchased items are delivered locally through Venipak service. Depending on availability of items, orders are processed within 1-3 work days. Orders made until 1AM are shipped the same day.
Local delivery (1-4 w.d.) price for items of any size is through through courier service is 4.90€ (incl. VAT), if the amount of the shopping cart exceeds 150€ - delivery is free.
Local delivery price to Venipak parcel terminals (1-3w.d.) is 2.90€ incl. VAT, if the amount of the shopping cart exceeds 50€ - delivery is free.
Local delivery price to Omniva parcel terminals (1-3w.d.) is 3.90€ incl. VAT,if the amount of the shopping cart exceeds 70€ - delivery is free.
Payment on delivery (COD) +2.00€ (incl. VAT).
You can pay for the goods at the time of delivery to the courier in cash or by credit card. Payment to Omniva parcel terminals is only possible by bank card.
A separate delivery fee applies to oversized items, regardless of the amounts and conditions stated above.
International delivery pricing through courier service
International shipping prices depend on geographic location:
Latvia - 5.50€ (incl. VAT)
Estonia - 6.50€ (incl. VAT)
Paid orders of more than 150€ are shipped for free to Latvia and Estonia.
other countries - negiotiated individually.
International delivery pricing to Omniva/Venipak parcel terminals
Latvia - 6.00€ (incl. VAT)
Estonia - 8.50€ (incl. VAT)
Payments:
We accept payments via PayPal for orders over 20€.






