EBB36 CAN Adapter Board | Hot End Filament Detection 3D Printer
EBB36 CAN Adapter Board | Hot End Filament Detection 3D Printer
EBB36 CAN Adapter Board — Advanced Hot End Control for 3D Printers
Take your 3D printing setup to the next level with the EBB36 CAN Adapter Board by OOTDTY. Designed for makers, engineers, and enthusiast builders, this compact PCB delivers intelligent CAN bus communication, precise thermal management, and filament break/blockage detection — all in a streamlined rectangular board measuring just 51.5 × 37 mm.
Key Features
- CAN Bus Communication: Enables intelligent, real-time communication between your printer's main board and the hot end toolhead, reducing cable clutter and improving signal reliability.
- Filament Break & Blockage Detection: Built-in detection capability alerts your printer when filament runout or a blockage occurs, helping to prevent failed prints and wasted material.
- Configurable PT100/PT1000 Support: Compatible with both 2-wire and 4-wire PT100 and PT1000 thermistors for accurate, professional-grade temperature sensing at the nozzle.
- Jumper-Selectable 120Ω CAN Termination: Easily configure bus termination without soldering — simply adjust the onboard jumper for your wiring topology.
- Expandable I2C Interface: Add peripherals and sensors effortlessly via the dedicated I2C expansion port, ideal for advanced toolhead customization.
- USB Connectivity: Streamlines wiring and simplifies firmware flashing, making setup faster for both beginners and advanced users.
- STM32G0B1CBT6 Microprocessor: A high-performance 32-bit MCU provides fast, reliable processing for all hot end functions.
- Wide Input Voltage Range: Accepts 12V to 24V input, compatible with the majority of consumer and prosumer 3D printer power supplies.
- Safety-Focused Circuit Design: Onboard power circuit and heating safeguards protect your printer hardware during continuous operation across various nozzle configurations.
- Assembly Required: Designed for hands-on builders who want full control over their printer's extruder and toolhead electronics.
Specifications
| Component | PCB |
| Microprocessor | STM32G0B1CBT6 |
| Dimensions | Approx. 51.5 × 37 mm (1.46 × 2.03 in) |
| Input Voltage | 12V – 24V DC |
| Communication | CAN Bus, USB, I2C |
| Thermistor Support | PT100 / PT1000 (2-wire & 4-wire) |
| CAN Termination | Jumper-selectable 120Ω |
| Shape | Rectangular |
| Country of Origin | Made in China |
What's in the Box
- 1 × EBB36 CAN Adapter Board
Who Is This For?
The EBB36 CAN Adapter Board is purpose-built for 3D printing enthusiasts, hobbyist engineers, and professional workshop operators who want to upgrade their stepper motor extruder toolhead with modern CAN bus wiring, accurate temperature sensing, and automated filament monitoring. It's especially well-suited for CoreXY printers, compact toolhead designs, and any build where clean, lightweight wiring is a priority.
Important Notes
- Please allow ±1–2 cm variance due to manual measurement.
- Actual product color may vary slightly from images due to monitor calibration differences.
- Assembly is required. Prior experience with 3D printer electronics is recommended.
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Frequently Asked Questions
Q: What is the EBB36 CAN Adapter Board used for in 3D printing?
A: The EBB36 CAN Adapter Board is a hot end toolhead control board that uses CAN bus communication to connect your 3D printer's mainboard to the extruder nozzle assembly. It handles stepper motor control, temperature sensing (PT100/PT1000), and filament break or blockage detection — all through a single, lightweight CAN cable rather than a traditional multi-wire harness.
Q: Is the EBB36 compatible with Klipper firmware?
A: Yes, the EBB36 CAN Adapter Board is widely used with Klipper firmware. Its STM32G0B1CBT6 microprocessor is supported by Klipper's CANBus toolhead configuration, making it a popular choice for DIY and custom 3D printer builds running Klipper.
Q: What input voltage does the EBB36 board support?
A: The EBB36 CAN Adapter Board accepts an input voltage of 12V to 24V DC, making it compatible with most standard 3D printer power supplies used in both consumer and prosumer machines.
Q: Does this board support filament runout detection?
A: Yes. The EBB36 CAN Adapter Board features an expandable I2C connection that supports filament break and blockage detection sensors, allowing your printer to automatically pause or stop a print when filament runs out or becomes jammed.
Production & Packaging Notice
To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.