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ST5918 - Stepper Motor - NEMA 23

Description
Dimensions
Documentation
Accessories

2-phase high-torque stepper motor in size Nema23 (56mm) and with a step angle (full step) of 1.8°. This stepper motor has a standard size for installation in linear axes or small CNC machines.

You can find an extensive range of customized shaft and cable versions as well as custom-made products on theCustomer-Specific Solutions page.

ST5918

Please click on the respective product in the list below to download datasheets.

Further Product Information

For customer specific shaft and cable modifications please see custom specific solutions and further product information on our FAQ site. You can access the switch mode power supply here.

Type Description PDF Price Basket
ZD-DF56 Damper $ 8.97
ZD-D56 Damper $ 35.54
Models
Type Current/Winding Holding Torque Weight Length "A" Options Price Basket Configuration Compare
A
ST5918X1008
Click to open article details
0.71 53.74 0.49 41
$ 42.90

ST5918X1008 was added to the basket

For this article the following accessories are available:

Type Description PDF Price Basket
ZD-DF56 Damper $ 8.97
ZD-D56 Damper $ 35.54
Data Sheets/3D Data ST5918X1008-A

ST5918X1008-B

 
Technical Data
Rotor Inertia
135 gcm²
Resistance per Winding
5 Ohm
Inductance per Winding
5.4 mH
Holding Torque unipolar
38 Ncm
Holding Torque series
53.74 Ncm
Holding Torque parallel
53.74 Ncm
 
Amount/Price
ST5918X1008-A
  • 1-4: $ 42.90
  • 5-9: $ 40.74
  • 10+: $ 38.61
Availability[?]
  • 79 in Stock
ST5918X1008-B
  • 1-4: $ 42.90
  • 5-9: $ 40.74
  • 10+: $ 38.61
Availability[?]
  • 4 in Stock
 
Configuration
ST5918X2008
Click to open article details
1.41 53.74 0.49 41
$ 42.90

ST5918X2008 was added to the basket

For this article the following accessories are available:

Type Description PDF Price Basket
ZD-DF56 Damper $ 8.97
ZD-D56 Damper $ 35.54
Data Sheets/3D Data ST5918X2008-A

ST5918X2008-B

 
Technical Data
Rotor Inertia
135 gcm²
Resistance per Winding
1.2 Ohm
Inductance per Winding
1.3 mH
Holding Torque unipolar
38 Ncm
Holding Torque series
53.74 Ncm
Holding Torque parallel
53.74 Ncm
 
Amount/Price
ST5918X2008-A
  • 1-4: $ 42.90
  • 5-9: $ 40.74
  • 10+: $ 38.61
Availability[?]
  • 125 in Stock
  • 45 pieces preordered, potentially available on request
ST5918X2008-B
  • 1-4: $ 42.90
  • 5-9: $ 40.74
  • 10+: $ 38.61
Availability[?]
  • 2 in Stock
  • 100 pieces after 06.07.17
 
Configuration
ST5918X3008
Click to open article details
2.12 53.74 0.49 41
$ 42.90

ST5918X3008 was added to the basket

For this article the following accessories are available:

Type Description PDF Price Basket
ZD-DF56 Damper $ 8.97
ZD-D56 Damper $ 35.54
Data Sheets/3D Data ST5918X3008-A

ST5918X3008-B

 
Technical Data
Rotor Inertia
135 gcm²
Resistance per Winding
0.5 Ohm
Inductance per Winding
0.54 mH
Holding Torque unipolar
38 Ncm
Holding Torque series
53.74 Ncm
Holding Torque parallel
53.74 Ncm
 
Amount/Price
ST5918X3008-A
  • 1-4: $ 42.90
  • 5-9: $ 40.74
  • 10+: $ 38.61
Availability[?]
  • 36 in Stock
  • 100 pieces after 22.06.17
ST5918X3008-B
  • 1-4: $ 42.90
  • 5-9: $ 40.74
  • 10+: $ 38.61
Availability[?]
  • 62 in Stock
 
Configuration
ST5918S1008
Click to open article details
0.71 98.99 0.65 51
$ 46.23

ST5918S1008 was added to the basket

For this article the following accessories are available:

Type Description PDF Price Basket
ZD-DF56 Damper $ 8.97
ZD-D56 Damper $ 35.54
Data Sheets/3D Data ST5918S1008-A

ST5918S1008-B

 
Technical Data
Rotor Inertia
275 gcm²
Resistance per Winding
6.2 Ohm
Inductance per Winding
7.5 mH
Holding Torque unipolar
70 Ncm
Holding Torque series
98.99 Ncm
Holding Torque parallel
98.99 Ncm
 
Amount/Price
ST5918S1008-A
  • 1-4: $ 46.23
  • 5-9: $ 43.92
  • 10+: $ 41.61
Availability[?]
  • 67 in Stock
  • 250 pieces after 06.07.17
ST5918S1008-B
  • 1-4: $ 46.23
  • 5-9: $ 43.92
  • 10+: $ 41.61
Availability[?]
  • 0 in Stock
  • 100 pieces after 29.06.17
 
Configuration
ST5918S2008
Click to open article details
1.41 98.99 0.65 51
$ 46.23

ST5918S2008 was added to the basket

For this article the following accessories are available:

Type Description PDF Price Basket
ZD-DF56 Damper $ 8.97
ZD-D56 Damper $ 35.54
Data Sheets/3D Data ST5918S2008-A

ST5918S2008-B

 
Technical Data
Rotor Inertia
275 gcm²
Resistance per Winding
1.5 Ohm
Inductance per Winding
2.6 mH
Holding Torque unipolar
70 Ncm
Holding Torque series
98.99 Ncm
Holding Torque parallel
98.99 Ncm
 
Amount/Price
ST5918S2008-A
  • 1-4: $ 46.23
  • 5-9: $ 43.92
  • 10+: $ 41.61
Availability[?]
  • 3 in Stock
  • 250 pieces after 11.05.17
ST5918S2008-B
  • 1-4: $ 46.23
  • 5-9: $ 43.92
  • 10+: $ 41.61
Availability[?]
  • 111 in Stock
 
Configuration
ST5918S3008
Click to open article details
2.12 98.99 0.65 51
$ 46.23

ST5918S3008 was added to the basket

For this article the following accessories are available:

Type Description PDF Price Basket
ZD-DF56 Damper $ 8.97
ZD-D56 Damper $ 35.54
Data Sheets/3D Data ST5918S3008-A

ST5918S3008-B

 
Technical Data
Rotor Inertia
275 gcm²
Resistance per Winding
0.72 Ohm
Inductance per Winding
0.9 mH
Holding Torque unipolar
70 Ncm
Holding Torque series
98.99 Ncm
Holding Torque parallel
98.99 Ncm
 
Amount/Price
ST5918S3008-A
  • 1-4: $ 46.23
  • 5-9: $ 43.92
  • 10+: $ 41.61
Availability[?]
  • 0 in Stock
  • 200 pieces preordered, potentially available on request
  • 500 pieces after 08.06.17
ST5918S3008-B
  • 1-4: $ 46.23
  • 5-9: $ 43.92
  • 10+: $ 41.61
Availability[?]
  • 3 in Stock
  • 25 pieces after 01.06.17
 
Configuration
ST5918M1008
Click to open article details
0.71 124.45 0.7 56
$ 48.99

ST5918M1008 was added to the basket

For this article the following accessories are available:

Type Description PDF Price Basket
ZD-DF56 Damper $ 8.97
ZD-D56 Damper $ 35.54
Data Sheets/3D Data ST5918M1008-A

ST5918M1008-B

 
Technical Data
Rotor Inertia
300 gcm²
Resistance per Winding
6.9 Ohm
Inductance per Winding
14 mH
Holding Torque unipolar
88 Ncm
Holding Torque series
124.45 Ncm
Holding Torque parallel
124.45 Ncm
 
Amount/Price
ST5918M1008-A
  • 1-4: $ 48.99
  • 5-9: $ 46.54
  • 10+: $ 44.09
Availability[?]
  • 150 in Stock
  • 17 pieces preordered, potentially available on request
ST5918M1008-B
  • 1-4: $ 48.99
  • 5-9: $ 46.54
  • 10+: $ 44.09
Availability[?]
  • 23 in Stock
 
Configuration
ST5918M2008
Click to open article details
1.41 124.45 0.7 56
$ 48.99

ST5918M2008 was added to the basket

For this article the following accessories are available:

Type Description PDF Price Basket
ZD-DF56 Damper $ 8.97
ZD-D56 Damper $ 35.54
Data Sheets/3D Data ST5918M2008-A

ST5918M2008-B

 
Technical Data
Rotor Inertia
300 gcm²
Resistance per Winding
1.7 Ohm
Inductance per Winding
2.5 mH
Holding Torque unipolar
88 Ncm
Holding Torque series
124.45 Ncm
Holding Torque parallel
124.45 Ncm
 
Amount/Price
ST5918M2008-A
  • 1-4: $ 48.99
  • 5-9: $ 46.54
  • 10+: $ 44.09
Availability[?]
  • 100 in Stock
  • 250 pieces after 08.06.17
ST5918M2008-B
  • 1-4: $ 48.99
  • 5-9: $ 46.54
  • 10+: $ 44.09
Availability[?]
  • 3 in Stock
  • 24 pieces after 13.04.17
 
Configuration
ST5918M3008
Click to open article details
2.12 124.45 0.7 56
$ 48.99

ST5918M3008 was added to the basket

For this article the following accessories are available:

Type Description PDF Price Basket
ZD-DF56 Damper $ 8.97
ZD-D56 Damper $ 35.54
Data Sheets/3D Data ST5918M3008-A

ST5918M3008-B

 
Technical Data
Rotor Inertia
300 gcm²
Resistance per Winding
0.7 Ohm
Inductance per Winding
1.3 mH
Holding Torque unipolar
88 Ncm
Holding Torque series
124.45 Ncm
Holding Torque parallel
124.45 Ncm
 
Amount/Price
ST5918M3008-A
  • 1-4: $ 48.99
  • 5-9: $ 46.54
  • 10+: $ 44.09
Availability[?]
  • 39 in Stock
  • 250 pieces after 27.04.17
ST5918M3008-B
  • 1-4: $ 48.99
  • 5-9: $ 46.54
  • 10+: $ 44.09
Availability[?]
  • 115 in Stock
  • 350 pieces after 01.06.17
 
Configuration
ST5918L1008
Click to open article details
0.71 186.68 1 76
$ 72.68

ST5918L1008 was added to the basket

For this article the following accessories are available:

Type Description PDF Price Basket
ZD-DF56 Damper $ 8.97
ZD-D56 Damper $ 35.54
Data Sheets/3D Data ST5918L1008-A

ST5918L1008-B

 
Technical Data
Rotor Inertia
480 gcm²
Resistance per Winding
8.8 Ohm
Inductance per Winding
19 mH
Holding Torque unipolar
132 Ncm
Holding Torque series
186.68 Ncm
Holding Torque parallel
186.68 Ncm
 
Amount/Price
ST5918L1008-A
  • 1-4: $ 72.68
  • 5-9: $ 69.05
  • 10+: $ 65.41
Availability[?]
  • 59 in Stock
ST5918L1008-B
  • 1-4: $ 72.68
  • 5-9: $ 69.05
  • 10+: $ 65.41
Availability[?]
  • 6 in Stock
  • 40 pieces after 11.05.17
 
Configuration
ST5918L2008
Click to open article details
1.41 186.68 1 76
$ 72.68

ST5918L2008 was added to the basket

For this article the following accessories are available:

Type Description PDF Price Basket
ZD-DF56 Damper $ 8.97
ZD-D56 Damper $ 35.54
Data Sheets/3D Data ST5918L2008-A

ST5918L2008-B

 
Technical Data
Rotor Inertia
480 gcm²
Resistance per Winding
2.4 Ohm
Inductance per Winding
5.1 mH
Holding Torque unipolar
132 Ncm
Holding Torque series
186.68 Ncm
Holding Torque parallel
186.68 Ncm
 
Amount/Price
ST5918L2008-A
  • 1-4: $ 72.68
  • 5-9: $ 69.05
  • 10+: $ 65.41
Availability[?]
  • 66 in Stock
  • 250 pieces after 18.05.17
ST5918L2008-B
  • 1-4: $ 72.68
  • 5-9: $ 69.05
  • 10+: $ 65.41
Availability[?]
  • 0 in Stock
  • 1 pieces preordered, potentially available on request
  • 76 pieces after 08.06.17
 
Configuration
ST5918L3008
Click to open article details
2.12 186.68 1 76
$ 72.68

ST5918L3008 was added to the basket

For this article the following accessories are available:

Type Description PDF Price Basket
ZD-DF56 Damper $ 8.97
ZD-D56 Damper $ 35.54
Data Sheets/3D Data ST5918L3008-A

ST5918L3008-B

 
Technical Data
Rotor Inertia
480 gcm²
Resistance per Winding
1 Ohm
Inductance per Winding
2.2 mH
Holding Torque unipolar
132 Ncm
Holding Torque series
186.68 Ncm
Holding Torque parallel
186.68 Ncm
 
Amount/Price
ST5918L3008-A
  • 1-4: $ 72.68
  • 5-9: $ 69.05
  • 10+: $ 65.41
Availability[?]
  • 93 in Stock
  • 250 pieces after 08.06.17
ST5918L3008-B
  • 1-4: $ 72.68
  • 5-9: $ 69.05
  • 10+: $ 65.41
Availability[?]
  • 3 in Stock
  • 250 pieces after 01.06.17
 
Configuration
ST5918L4508
Click to open article details
3.18 186.68 1 76
$ 72.68

ST5918L4508 was added to the basket

For this article the following accessories are available:

Type Description PDF Price Basket
ZD-DF56 Damper $ 8.97
ZD-D56 Damper $ 35.54
Data Sheets/3D Data ST5918L4508-A

ST5918L4508-B

 
Technical Data
Rotor Inertia
480 gcm²
Resistance per Winding
0.5 Ohm
Inductance per Winding
0.95 mH
Holding Torque unipolar
132 Ncm
Holding Torque series
186.68 Ncm
Holding Torque parallel
186.68 Ncm
 
Amount/Price
ST5918L4508-A
  • 1-4: $ 72.68
  • 5-9: $ 69.05
  • 10+: $ 65.41
Availability[?]
  • 3 in Stock
  • 40 pieces after 27.04.17
ST5918L4508-B
  • 1-4: $ 72.68
  • 5-9: $ 69.05
  • 10+: $ 65.41
Availability[?]
  • 0 in Stock
  • 12 pieces after 01.06.17
 
Configuration
Request an offer

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