Home / Products / Linear Stepper Motor / External Ball Screw Linear Stepper Motor / Nema 23 BF57HSB41-2804 External Ball Screw Linear Stepper Motor 1.8 Degree 0.55N.m (77.89oz.in) 57x57x41mm 2.8A 4 Wires

Nema 23 BF57HSB41-2804 External Ball Screw Linear Stepper Motor 1.8 Degree 0.55N.m (77.89oz.in) 57x57x41mm 2.8A 4 Wires

Nema 23 BF57HSB41-2804 External Ball Screw Linear Stepper Motor 1.8 Degree 0.55N.m (77.89oz.in) 57x57x41mm 2.8A 4 Wires

Type: Nema23 2Phase External Ball Screw Stepper Motor

Current: 2.8A

Resistance: 0.7Ω

Rated Torque: 0.55N.m(77.89oz.in)

Model:
BF57HSB41-2804
Brand:
BesFoc
Steper Motor Kinds:
Linear Motors
Lead Screw Kinds:
External Ball Screw
Stepper Motor Size:
Nema23 (57mm)
Number of Leads:
4wires
Phase:
2 phase
Step Angle:
1.8°


Availability:



Inquire

BesFoc Nema 23 bipolar external ball screw linear stepper motor (BF57HSB41-2804) with step angle 1.8deg and size 57x57x41mm. Outside diameters of screw rod including 8mm, 10mm, 12mm and 16mm. It has 4 wires, 2.8A, 0.7Ω 1.4mH and with holding torque 0.55N.m(77.89oz.in). For more different stepper motors requirements (such as gearbox, brake, encoder, or integrated motors), please contact us!!!

Electrical Specifications：

Type: Nema23 bipolar external linear stepper motor with ball screw
Model Name: BF57HSB41-2804
Phase: 2
Step Angle: 1.8 degree
Current: 2.8A
Resistance: 0.7Ω±0.1(20℃)
Inductance: 1.4mH±20%(1kHz 1V RMS)
Holding Torque: 0.55N.cm (77.89oz.in)
Insulation Class: B(130°); 80K Max.
Optional Parts: Gearbox, Encoder, Brake, Integrated Driver...

Physical Specifications:

Frame Size: Nema 23 ( 57 x 57mm)
Body Length: 41mm
Shaft Diameter: 8 /10 /12 /16mm
Shaft Type: T-type External Ball Screw

Wires Connection:

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

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Ball Screw Rod Physical Specification
Model	Outside Diameter	Lead	Head Count	Spherical Diameter
G0801	8	1	1	0.8
G0802	8	2	1	1.2
G1002	10	2	1	1.2
G1004	10	4	1	2
G1202	12	2	1	1.2
G1204	12	4	1	2.5
G1604	16	4	1	2.381

Ball Screw Rod Physical Specification
Model	Outside Diameter	Lead	Head Count	Spherical Diameter
G0801	8	1	1	0.8
G0802	8	2	1	1.2
G1002	10	2	1	1.2
G1004	10	4	1	2
G1202	12	2	1	1.2
G1204	12	4	1	2.5
G1604	16	4	1	2.381

Electrical Specification
Product Type	/	Nema 23 Bipolar External Ball Screw Linear Stepper Motor
Model Name	/	BF57HSB41-2804
Phase	phase	2
Step Angle	°	1.8
Current	A	2.8
Resistance	Ω	0.7
Inductance	mH	1.4
Rated Torque(N.m)	N.m	0.55
Holding Torque(oz.in)	oz.in	77.89
Bipolar/Unipolar	/	Bipolar
Insulation Class	/	B
Detent Torque	g.cm	250
Rotor Inertia	g.cm²	150

Physical Specification
Frame Size	mm	Nema 23 (57 x 57)
Output Shaft Type	/	External Ball Screw Linear Stepper Motor
Shaft Diameter	mm	8 /10 /12 /16mm
No. of Leads	/	4
Leads Length	mm	300
Weight	Kg	0.47