SainSmart BL Touch V3.1 Auto Bed Leveling Sensor
Best auto-leveling upgrade for 3D printing enthusiasts seeking consistent, reliable prints.
This sensor eliminates the tedious, manual guesswork of leveling your print bed, guaranteeing a perfect first layer every time. While installation requires a bit of tinkering with your printer’s firmware, the trade-off is a massive leap in reliability and consistency that makes failed prints a thing of the past.
$45.99
Who it's for
- Makers struggling with inconsistent first-layer adhesion
- Users tired of repetitive manual bed leveling
- Hobbyists upgrading popular FDM printer models
Who should skip it
- Beginners uncomfortable with wiring and hardware modifications
- Users intimidated by flashing custom printer firmware
- People seeking a truly plug-and-play, zero-calibration solution
Performance breakdown
Leveling Precision
Industry-standard sensor delivers consistent first-layer adhesion across the entire build plate.
Installation Complexity
Requires firmware flashing and wiring, which may intimidate absolute 3D printing beginners.
Surface Compatibility
Reliably probes glass, metal, and magnetic sheets without needing constant manual adjustment.
Hardware Reliability
Authentic ANTCLABS components ensure long-term durability and fewer mechanical probe failures.
Calibration Efficiency
Automated mesh generation significantly reduces the time spent manually leveling beds.
Ecosystem Integration
Excellent support for Creality boards, though limited for niche or custom printers.
Key Specs
Sensor Type
Authentic ANTCLABS BL-Touch V3.1
Compatibility
Creality Ender 3, Ender 3 V2, Ender 3 Pro, Ender 3S, Ender 3 MAX, Ender 5, Ender 5 Pro, CR-10
Technical Requirement
Requires 32-Bit V4.2.2/V4.2.7 Board on supported printers
Printing Technology
FDM
Compatible Printer Platform
Creality Ender Series
Cable Length
135cm extension cable
Included Hardware
BL-Touch Probe, Extension Cable, 3 Mounting Brackets, Replacement Push-Pin, Cable Ties, Screws
Know before you buy
Still have a question?
Ask Metto anything about the SainSmart BL Touch V3.1 Auto Bed Leveling Sensor before you decide.