Nema17 stepper motor LKD42HM40-2004-01F

Voron 2.4 Specific part

2 pieces are require

Equivalent – ldo-42sth40-2004mah

Price:

$21.95

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Product Details

Nema17 stepper motor LKD42HM40-2004-01F

Nema17 stepper motor LKD42HM40-2004-01F 40mm 3.5Kgf cm 0.9 degree 2A with JST-XH 4 pin male connector. Includes 1m cable with JST-XH 4 pin male connector. Used on the Voron 2.4 and Trident.

This is a Voron 2.4 Specific part, 2 pieces are require. For all Build Sizes. Also a greater choice for any other DIY projects where mechanical transmission is required.

This is an equivalent replacement for the ldo-42sth40-2004mah

Electrical Specification

  • Manufacturer Part Number: LKD42HM40-2004-01F
  • Motor Type: Bipolar Stepper
  • Step Angle: 0.9 deg
  • Holding Torque: 3.5Kgf cm
  • Rated Current/phase: 2.0A
  • Phase Resistance: 1.4ohms
  • Inductance: 3.0mH ± 20%(1KHz)

Physical Specification

    • Frame Size: 42 x 42mm
    • Body Length: 40mm
    • Shaft Diameter: Φ5mm
    • Shaft Length: 24mm
    • D-cut Length: 15mm
    • Number of Leads: 4
    • Weight: .28kg

Connection

A+
A-
B+
B-
Black
Green
Red
Blue

Full Datasheet:ldo-42sth40-2004mah

Specifications

Technical Details

  • Design:

  • Dimensions:

  • Construction:

  • Material:

  • Total Thickness:

  • Weight:

  • Manufacturing: CNC Laser Cut & Hand-Assembled in Marathon, ON

Installation & Care

Installation and Care details coming soon.

Shipping & Returns

Shipping & Turnaround Times

At dnb3D, we don’t just ship boxes—we manufacture solutions. Operating our Industry 4.0 micro-factory in Marathon, Ontario, means your order is handled by the same people who design and test these components.

  • Ready to Ship (3D Printer Parts & Hardware): Finished, inspected, and on the shelf. Dispatched within 1 to 2 business days.

  • In-House Manufacturing (Laser, Plasma, 3D Prints): These items are manufactured “fresh” to order. Please allow 3 to 5 business days for precision cutting and finishing.

  • Custom Projects: Bespoke designs require a consultation and a locked-in timeline before production begins.

National Shipping Reach

We ship nationwide across Canada and the USA. Centrally located on the North Shore of Lake Superior, we are uniquely positioned to get your products moving quickly to either coast.

30-Day Craftsmanship Guarantee

We stand behind every weld, cut, and print. If a product doesn’t meet your expectations, contact the Hub within 30 days. If we wouldn’t put it in our own shop, we won’t let it sit in yours.

Returns & Personalization

  • Standard Items: Contact us within 30 days for return authorization. Items must be in original, unused condition.

  • Custom/Personalized Orders: Digitally fabricated to your exact specs (names, custom dimensions, or unique finishes) are final sale once production begins.

  • Shipping Costs: Return shipping is the responsibility of the customer unless the item arrived damaged or defective.

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