Silverpak 17D SeriesMOTOR + DRIVER
Features and Benefits:
- NEMA 17, 1.8º Bipolar Step Motor
- Operates from +12 to 24 VDC
- Up to 85 oz-in of Holding Torque
- Phase current ranges from 0.25 to 2.0 Amps Peak
Specifications:
- 1.650 in Frame Size
- 1.8° Step Angle
- 2.69 to 3.24 in Length
- 29.74 to 86.38 oz-in Holding Torque
Models
Model # | NEMA size | Frame size | Step Angle | Body Length, in | Holding Torque, oz-in | Availability |
---|---|---|---|---|---|---|
DO-4118S-01 | NEMA 17 | 1.650 in | 1.8° | 2.690 in | 29.74 oz-in | quote |
DO-4118M-03P | NEMA 17 | 1.650 in | 1.8° | 2.920 in | 45.32 oz-in | quote |
DO-4118L-06P | NEMA 17 | 1.650 in | 1.8° | 3.240 in | 86.38 oz-in | quote |
Torque Curves
Speed
RPM
- DO-4118S-01
- DO-4118M-03P
- DO-4118L-06P
RPM
Options
MODEL NUMBER | HOLDING TORQUE oz-in (N-m) | ROTOR INERTIA oz-in2 (kg-cm2) | WEIGHT [Motor+Driver] lbs. (gm) |
---|---|---|---|
DO-4118S-01 | 30.00 (0.21) | 0.18 (0.03) | 0.55 (0.25) |
DO-4118M-03P | 45.00 (0.32) | 0.28 (0.05) | 0.75 (0.34) |
DO-4118L-06P | 85.00 (0.60) | 0.37 (0.07) | 0.85 (0.39) |
Dimensions
Motor Front Shaft Extension Length
Standard length is 0.94”.
Motor Shaft Diameter
Standard shaft diameter is 0.1968”.
Overall Body Length
Motor body length is available in various lengths (Dimension A):
. Model 4118S :2.69″(6.83 cm)
. Model 4118M:2.92″ (7.42 cm)
. Model 4118L:3.24″ (8.23 cm)
DB-9 Connector for Control (Dimension B)

Pin Outs
PIN NUMBER | COLOR (#26 AWG Lead) | FUNCTION |
---|---|---|
1 | Red | +12 to 24 VDC |
2 | Black | Step Resolution |
3 | Brown | Step Resolution |
4 | Black/White | Disable |
5 | Orange | Direction |
6 | Green | Power Ground |
7 | White | Logic Ground |
8 | Blue | Opto Supply |
9 | Yellow | Step |
The DB-9 provides power and controls

Electrical Specifications
- INPUT VOLTAGE: +12 to 24 VDC (Including Unregulated Power Supplies)
- DRIVE CURRENT(PER PHASE): 0.35 to 2.0 Amps Peak
- ISOLATED INPUTS: Step Clock, Direction, Enable & Disable
- STEP FREQUENCY (MAX): 500kHz
- STEPS PER REVOLUTION (1.8º MOTOR): 200, 400, 800, 1600
- MICROSTEP RESOLUTIONS (1.8º MOTOR): Full, 2x, 4x, 8x
DEFAULT SETTING
FUNCTION (Command) | DESCRIPTION |
---|---|
Step Resolution | 8x Microstep |
Direction of Rotation | Counterclockwise |
Holding Current | 23% of motor's rated Current |
Get the motor you need
Just fill out a Request for a Quote form, and tell us about your application and your needs. One of our applications specialists will review your request, and provide you with a quote promptly.