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Free shipping on everything·10% off your first order·No account needed · Buy 2, save 10% · 3+, save 15%

Deal.ai › Store › Tech & Gadgets › Cables & Parts
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BLTouch Automatic Bed Leveling Sensor Kit

BLTouch Automatic Bed Leveling Sensor Kit

Sold and shipped by Deal.ai

$15.99Free shipping

Buy 2, save 10% · 3+, save 15%

Extra 10% off your first order

Color: Original probe

Arrives about Nov 22 – Dec 2, from a warehouse in China

How many?
1

30-day full refund: if you're not happy with it for any reason, or it never arrives, tell us within 30 days and we refund you in full. Shipping and refunds

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Price facts

  • Last seen at $15.99 at Deal.ai on Nov 11.

Our take on the BLTouch Automatic Bed Leveling Sensor Kit

The BLTouch is an auto bed leveling sensor for 3D printers. A small probe extends to touch the bed, then retracts, so the printer can map the bed surface and compensate for warp before a print. The kit adds the wiring harness, mounting screws, spring and connector pins needed to fit it. It suits owners of Cartesian and other printers whose firmware supports BLTouch, who want repeatable first layers without manual paper shimming. It is a mature, widely cloned design; genuine units are known for consistent probing, while cheap copies are a common source of wiring and reliability complaints.

Best forOwners of printers with BLTouch-capable firmwarePrinters with warped or uneven bedsUpgraders tired of manual bed levelingBuilders adding a probe to a kit printer
Pros
  • Retractable probe touches the bed without dragging
  • Works with many Marlin and Klipper setups
  • Kit includes harness, screws, spring and connector pins
  • Small footprint fits most hotend mounts
  • Repeatable probing once wired and configured
Cons
  • Requires firmware changes and pin configuration
  • Wiring and connector crimping trip up many buyers
  • Clones vary in quality and probe accuracy
  • Needs a mount printed or bought for your hotend
  • Can fail or give false triggers if the probe is misaligned

What reviewers say

Owners who get it wired and configured report consistent probing and flatter first layers. Complaints center on wiring, connectors and clone quality rather than the design itself.

What people mention
  • Probe accuracyPraisedOwners say probing is repeatable and first layers come out even once configured.
  • WiringCriticisedBuyers report the harness and connector pins are the hardest part to get right.
  • Build qualityMixedGenuine units hold up, but some copies feel flimsy or fail early.
  • SetupCriticisedFirmware and pin configuration trip up users new to probing.
  • MountingPraisedThe small probe fits most hotend mounts with the included hardware.

About the BLTouch Automatic Bed Leveling Sensor Kit

This is an automatic bed leveling sensor kit for 3D printers. It has a small translucent plastic probe with a multi-colored wiring harness.

The kit includes mounting hardware: screws, nuts, washers and a spring. It also comes with connector pins and housings.

Material
Plastic
Type
3D printer accessory
In the box
1 sensor; mounting hardware (screws, nuts, washers, spring); connector pins and housings

Questions and answers

Does it work with my printer?
It works on printers whose firmware supports BLTouch, such as Marlin or Klipper builds with the probe enabled. You also need a mount that fits your hotend.
What is in the kit?
The sensor, a wiring harness, mounting screws, nuts, washers, a spring and connector pins and housings.
Do I need to change firmware?
Yes. You enable the probe in firmware and set the probe offset and pin. Without that the printer will not use it.
Is it better than manual leveling?
It compensates for bed warp automatically before each print, which manual paper leveling cannot do. Manual leveling still sets the base plane.
How does it compare with inductive probes?
The BLTouch touches the bed physically, so it works on glass and other non-metal surfaces. Inductive probes only sense metal beds.
Can I use it on a glass bed?
Yes. The probe contacts the surface directly, so glass and coated beds work.
Where is the BLTouch Automatic Bed Leveling Sensor Kit cheapest?
At Deal.ai, for $15.99, as of our latest check.

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