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MSA-BT2 Actuator


  • “Pusher” Belt Actuator.
  • User defined Strokes.
  • Mounting flexibility in any orientation.
  • Designed for extremely High Speed applications.
  • Extruded aluminum actuator body with T-slots for ease of mounting.
  • Easy to adjust belt tensioner.
  • One piece machined and stress proof shafted pulley.
  • Zero backlash belt to pulley design.
  • Corrosion resistant components.
  • Washdown Duty or Water- Resistant Options upon request.


  • Each Actuator can be supplied with the following items upon request, T-slot sensors, Gearboxes, or Motor mounting adaptors.
  • For Travel requirements over Standard values contact Macron Dynamics for assistance.



Motion Horizontal, Vertical
Max Speed - Horizontal[Vertical] - mm/sec 2000[2000]
Max Force - Horizontal[Vertical] - lbf 250[250]
Repeatability - mm +/- 0.025
Moment Load - in-lbs[Nm] N/A
Positional Accuracy - mm/meter +/- 0.4
Acceleration Max - Gs 5
Recommended Belt Running Load - lbf[N] 250
Cart Guide Round Rail Thru Linear Bearings
System Weight - kg (Travel in meters x 7.8) + 7.4
Motor Sizing Information
Weight of Cart - lbs[kgs] see data sheet
Weight of Belt - kgs based on travel selected ((Travel in meters x 2) + .61) x .12
Travel per Revolution - mm 150
Pulley Pitch Diameter - mm 47.75
Pulley Material / Width - mm steel / 28.9
Breakaway Torque - oz-in 30 to 32
Coefficient of Friction 0.1
Travels (25mm increment)
Standard Travels - min to max 150 to 5725

Configurate a MSA-BT2 Actuator

Enter your configuration options to submit a Request for a Quote or a CAD drawing:

Shaft Type

Drive Shaft Location

Thruster graphic

Travels (in 25mm increments)

Please Give Me Options For:

Part Number As Configured


Gearbox: None
Motor Mount: None
T-Slot Sensor: None
Mounting Kit: None

User Guides

Gearbox Installation graphic
Gearbox Install


User Guide Maintenance



Replacement Parts

Guide Block Kit | GBK – BT2 – XX

Fits Actuator: MSA-BT2

  • Includes guide rails, Linear bearings , pusher plate and bearing housing.

Download Datasheet

Pulley Assembly Kit | PAI – BT2

Fits Actuator: MSA-BT2

  • Includes Pulley, Bearings , Housing and Hardware.

Download Datasheet

Pulley Assembly Kit | PAS – BCS / PAI – BCS

Fits actuators: MSA-SB2, MSA-M6S, MDC-M6S, MSA-R6S, MSA-R6D, MSA-135, MSA-14S, MSA-14N, MSA-14D, MSA-14X, MSA-14L, R20, MAA-R6S MSA-BT2

  • Includes pulley, bearings, housing and mounting hardware fully assembled
  • Drive and idler pulley have unique part number. See datasheet for proper part number configuration and selection. PAI prefix indicates idler, PAS prefix indicates drive

Download Datasheet

Drive Belt Kit | DBK – CA – XX

Fits actuators: MSA-SB2, MSA-14S, MSA-14N, MSA-14D, MSA-14X, MSA-14L, MSA-14H-JC, MDC-14S, MDC-14H-JC, MSA-R20, MDC-R20, MAA-R20, MSA-BT2

  • Includes belt and tension assembly with hardware. Tension tool sold separately.
  • Dash XX requires completion based on actuator size or special conditions. See datasheet for instructions.

Download Datasheet


Item # 399-25, Tensioning Tool – 12mm & 25mm Belts

Item # 397, Torque Wrench 25-250 lbs-in