Bambu Lab Extruder Connection Board for P2S (DLB056)

The Extruder Connection Board for Bambu Lab P2S is a key element of the toolhead. It serves to connect the extruder and the print cooling fan interface with the printer's main electronics and ensures reliable signal transmission and power supply. This part is ideal as a replacement in case of failure, short circuit, damaged connector, or after unprofessional handling of the hotend or extruder.

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Main Features

• Compatibility with P2S and P2 series (P2 Series Exclusive)
• Connects the extruder and print cooling fan interface with the toolhead/control board
• Transmits control signals and power for the extruder and component fan
• Compact PCB module (PCBA) in black finish
• Low weight – suitable for fast and precise toolhead movements
• Quick replacement – accessible after removing the toolhead cover
• Recommended for troubleshooting hotend power, cooling fan, or extruder errors

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Use and Installation

The Extruder Connection Board is mounted in the P2S toolhead and serves as a junction board for the extruder and print cooling fan wiring.

• Suitable as a spare part for:
  • damage to connectors or pins
  • short circuit or overvoltage on fan / extruder wiring
  • repeated extruder errors or cooling failures
• Installation is carried out according to the official instructions on the Bambu Lab Wiki (maintenance / part replacement section for P2S).

We recommend performing the replacement on a turned off and disconnected printer and to familiarize yourself with the procedure in the manufacturer's official manual beforehand.

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Package Contents

• 1× Extruder Connection Board for P2S
• 2× BT2×5 screw for securing the board

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Technical Parameters

Parameter	Value
Manufacturer	Bambu Lab
Part Designation	Extruder Connection Board P2S
Code / PN	DLB056
Part Type	Extruder connection / interface board (PCBA)
Color	Black
Compatibility	Bambu Lab P2 Series (P2 Series)
Function	Connection of the extruder and cooling fan interface with the main electronics
Material	PCBA (printed circuit board, electronic components)
Package Dimensions (W×H×D)	approx. 60 × 60 × 30 mm
Package Weight	approx. 0,0037 kg
Number of pieces in package	1

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Who is this part for

• Users of Bambu Lab P2S (and other P2 series printers) who:
  • are solving problems with extruder or print cooling fan power supply,
  • have mechanically damaged connectors or pins on the original board,
  • want to have a critical spare part in stock to minimize downtime.

With the Bambu Lab Extruder Connection Board for P2S (DLB056) you gain the assurance of full compatibility and long-term reliability for your P2 series printer.

Key Features:

• Ensures the connection of the extruder and print cooling fan interface with the printer's main electronics
• Stable power and data signal transmission for the extruder and component fan
• Lightweight and compact PCB module (PCBA) in black finish
• Official installation guide available on Bambu Lab Wiki
• Suitable as a spare part for connector damage, short circuits, or extruder failures
• Package includes mounting screws for quick and safe replacement