Client Spotlight: Helix Linear Technologies

DISTRIBUTOR LOCATOR

Loading...

Loading...

Loading...

Loading...

Loading...

Loading...

Subscribe to our newsletter

Email address

23200 Commerce Park, Beachwood, OH, 44122

Toll Free: 216-485-2232

Local Phone: 216-485-2232

Loading...

© 2026 Helix Linear Technologies

Loading...

Loading...

Loading...

Loading...

Loading...

Loading...

Loading...

You Might Also Like

Products

Lead Screws
Ball Screws
Stepper Motors
Electric Cylinders
Profile Rail Linear Actuators
Linear Lubricants

Company

About Us
Distributor Locator
Markets Served
Quality
Our Team
Careers

Resources

Lead Screw Calculator
Stepper Motor Calculator
Blog
Catalogs
Videos
Material Safety Data Sheets

Help & Support

FAQs
Contact Us
Privacy Policy
Shipping & Returns
Customer Terms & Conditions
Supplier Terms & Conditions

Loading...

Loading...

12 mm Diameter x 4 mm Lead x Single Stack Motor x 1000 CPR Encoder Ball Screw Actuator

BSA-12040-S1

Ball Screw Actuator, NEMA 23, Single Stack, 3.25 Volt, 12 mm diameter, 4 mm lead, 3.00 inch length, with flanged ball nut facing away from motor, 1000 CPR encoder, position A, no end machining

Loading...

Loading...

Lead Screw Calculator

Torque, speed & efficiency

Printable specs & data

Lead Screw Calculator

Torque, speed & efficiency

Printable specs & data

Home
Linear Actuators
Ball Screw SMA

CAD Specifications Catalog Videos Accessories

Use arrow keys to navigate between tabs. Press Enter or Space to activate a tab.

No resources available

Loading...

5 mm Diameter x 3 mm Lead x Double Stack Motor x 1000 CPR Encoder Ball Screw Actuator

5 mm Diameter x 3 mm Lead x Double Stack Motor x 1000 CPR Encoder Ball Screw Actuator

Price: Starting at$896.78View Product

5 mm Diameter x 2 mm Lead x Double Stack Motor x 1000 CPR Encoder Ball Screw Actuator

5 mm Diameter x 2 mm Lead x Double Stack Motor x 1000 CPR Encoder Ball Screw Actuator

Price: Starting at$896.78View Product

6 mm Diameter x 1 mm Lead x Double Stack Motor x 1000 CPR Encoder Ball Screw Actuator

6 mm Diameter x 1 mm Lead x Double Stack Motor x 1000 CPR Encoder Ball Screw Actuator

Price: Starting at$970.29View Product

4 mm Diameter x 1 mm Lead x Single Stack Motor x 1000 CPR Encoder Ball Screw Actuator

4 mm Diameter x 1 mm Lead x Single Stack Motor x 1000 CPR Encoder Ball Screw Actuator

Price: Starting at$875.05View Product

12 mm Diameter x 2 mm Lead Ball Screw Actuator

12 mm Diameter x 2 mm Lead Ball Screw Actuator

Price: $661.44

8 mm Diameter x 2 mm Lead x Single Stack Motor x 1000 CPR Encoder Ball Screw Actuator

8 mm Diameter x 2 mm Lead x Single Stack Motor x 1000 CPR Encoder Ball Screw Actuator

Price: Starting at$664.12View Product

8 mm Diameter x 5 mm Lead x Single Stack Motor x 1000 CPR Encoder Ball Screw Actuator

8 mm Diameter x 5 mm Lead x Single Stack Motor x 1000 CPR Encoder Ball Screw Actuator

Price: Starting at$664.12View Product

8 mm Diameter x 8 mm Lead x Single Stack Motor x 1000 CPR Encoder Ball Screw Actuator

8 mm Diameter x 8 mm Lead x Single Stack Motor x 1000 CPR Encoder Ball Screw Actuator

Price: Starting at$664.12View Product

10 mm Diameter x 2 mm Lead x Single Stack Motor x 1000 CPR Encoder Ball Screw Actuator

10 mm Diameter x 2 mm Lead x Single Stack Motor x 1000 CPR Encoder Ball Screw Actuator

Price: Starting at$695.92View Product

10 mm Diameter x 3 mm Lead x Single Stack Motor x 1000 CPR Encoder Ball Screw Actuator

10 mm Diameter x 3 mm Lead x Single Stack Motor x 1000 CPR Encoder Ball Screw Actuator

Price: Starting at$695.92View Product

8 mm Diameter x 1 mm Lead x Single Stack Motor x 1000 CPR Encoder Ball Screw Actuator

8 mm Diameter x 1 mm Lead x Single Stack Motor x 1000 CPR Encoder Ball Screw Actuator

Price: Starting at$768.76View Product

8 mm Diameter x 12 mm Lead x Single Stack Motor x 1000 CPR Encoder Ball Screw Actuator

8 mm Diameter x 12 mm Lead x Single Stack Motor x 1000 CPR Encoder Ball Screw Actuator

Price: Starting at$768.76View Product

5 mm Diameter x 2 mm Lead x Single Stack Motor x 1000 CPR Encoder Ball Screw Actuator

5 mm Diameter x 2 mm Lead x Single Stack Motor x 1000 CPR Encoder Ball Screw Actuator

Price: Starting at$758.24View Product

16 mm Diameter x 2 mm Lead Ball Screw Actuator

16 mm Diameter x 2 mm Lead Ball Screw Actuator

Price: $967.07

12 mm Diameter x 4 mm Lead x Double Stack Motor x 1000 CPR Encoder Ball Screw Actuator

12 mm Diameter x 4 mm Lead x Double Stack Motor x 1000 CPR Encoder Ball Screw Actuator

Price: Starting at$702.95View Product

12 mm Diameter x 2 mm Lead x Double Stack Motor x 1000 CPR Encoder Ball Screw Actuator

12 mm Diameter x 2 mm Lead x Double Stack Motor x 1000 CPR Encoder Ball Screw Actuator

Price: Starting at$702.95View Product

8 mm Diameter x 5 mm Lead x Double Stack Motor x 1000 CPR Encoder Ball Screw Actuator

8 mm Diameter x 5 mm Lead x Double Stack Motor x 1000 CPR Encoder Ball Screw Actuator

Price: Starting at$717.39View Product

8 mm Diameter x 8 mm Lead x Double Stack Motor x 1000 CPR Encoder Ball Screw Actuator

8 mm Diameter x 8 mm Lead x Double Stack Motor x 1000 CPR Encoder Ball Screw Actuator

Price: Starting at$717.39View Product

10 mm Diameter x 3 mm Lead x Double Stack Motor x 1000 CPR Encoder Ball Screw Actuator

10 mm Diameter x 3 mm Lead x Double Stack Motor x 1000 CPR Encoder Ball Screw Actuator

Price: Starting at$737.43View Product

10 mm Diameter x 2 mm Lead x Double Stack Motor x 1000 CPR Encoder Ball Screw Actuator

10 mm Diameter x 2 mm Lead x Double Stack Motor x 1000 CPR Encoder Ball Screw Actuator

Price: Starting at$737.43View Product

Motor Size (NEMA)

Nut Type

Screw Length (mm)

End Machining

Motor Voltage (VDC)

Price: Starting at$661.44

Dimensions Lead

Screw Length (in)3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36

Screw Length (mm)76.2, 101.6, 127, 152.4, 177.8, 203.2, 228.6, 254, 279.4, 304.8, 330.2, 355.6, 381, 406.4, 431.8, 457.2, 482.6, 508, 533.4, 558.8, 584.2, 609.6, 635, 660.4, 685.8, 711.2, 736.6, 762, 787.4, 812.8, 838.2, 863.6, 889, 914.4

Lead (in)0.157480315

Lead (mm)4

Performance & Tolerances

Measurement systemMetric

Product Info

End MachiningNo End-machining, 8N End-machining

Lead Code40

A (in)2.21

A (mm)56.25

Actuator StyleExternal

B (in)1.85

B (mm)47.2

Ball Nut Diagram12x4FlangedDiagram.jpg

Ball Nut Dynamic Load (N)5500

Ball Screw Lead Accuracy +/- mm/mm0.1/300

Ball Screw Size (mm)12x4

Ball Screw Size & Nut Style CodeB12040-FB

Ball Screw Stepper Motor Linear Actuator Cataloghelix-ball-screw-stepper-motor-actuator-catalog.pdf

Bearing Load Limit (N)975

C (in)0.2

C (mm)5.2

Diameter CodeB12

Diameter D (in)0.472440945

Diameter D (mm)12

E (in)11.81

E (mm)300

Encoder1000 CPR

Encoder Diagramhttps://s3.us-west-2.amazonaws.com/catsy.1124/nema23encoder.webp

F (in)0.08

F (mm)45.20

G (in)1.50

G (mm)38.10

H (in)0.06

H (mm)1.60

Insulation Resistance Œ©TBD

Inductance/Phase (mH)3.5

J (in)AWG22#

Motor Length (in)1.779527559

Motor Length (mm)45.2

Motor Size (NEMA)23

Motor StackSingle Stack

Motor Voltage (VDC)3.25, 5

Nut TypeFlanged Ball Nut Facing Away From Motor, Flanged Ball Nut Facing Motor, Threaded Ball Nut

Power Consumption (W)13

Rated Current (A)2, 1.3

Resistance/Phase Œ©1.63

Screw Drive TypeBall Screw

Step Angle1.8

Temperature Rise (°C)57

Travel Per Step (in)0.02

Travel Per Step (mm)0.508

WiringBipolar

Wiring Diagramhttps://s3.us-west-2.amazonaws.com/catsy.1124/bsa23wiring.webp

Wiring Leads4