Screw-Driven Actuator

Screw-Driven Actuator

Price range: ¥1.00 through ¥6.00

The GTHA/BTHA series screw-driven actuators deliver high repeatability of ±0.01mm~±0.02mm, with rated thrust up to 1388N and speeds to 1000mm/s, meeting stringent requirements for precision motion in industrial automation.

Delivery Time	7day
Dimensions(mm）	Depending on model

Product Model

BTHA120
BTHA80
GTH120
GTH40
GTH50
GTH80
GTHA120
GTHA80

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Description

Product Features

Precision motion: The GTHA/BTHA series offers position repeat accuracy of ±0.01 mm to ±0.02 mm for industrial automation.
Speed and thrust: Rated thrust reaches 1388 N, with maximum speed up to 1000 mm/s, depending on model and screw lead.
Model selection: Compare eight models and their screw-lead configurations below.

Technical Specifications

Specifications are grouped by model. Speed, horizontal-use, vertical-use and thrust values correspond to the screw leads listed, in the same order.

GTH40

Parameter	Specification
Position repeat accuracy	±0.02
Screw lead	2 / 5 / 10
Max. speed	100 / 250 / 500
Max. load capacity — horizontal use	25 / 13 / 7
Vertical use / Repeatability	8 / 4 / 2
Rated thrust	512 / 256 / 128
Standard travel	50–500 mm (50 mm step)
AC servo motor capacity	50
Ball screw outer diameter	C7Ø10
Coupling	7*8
Home sensor — external	FF-U674 (NPN)

GTH50

Parameter	Specification
Position repeat accuracy	±0.02
Screw lead	5 / 10
Max. speed	250 / 500
Max. load capacity — horizontal use	30 / 15
Vertical use / Repeatability	10 / 5
Rated thrust	341 / 170
Standard travel	50–800 mm (50 mm step)
AC servo motor capacity	100
Ball screw outer diameter	C7Ø12
Coupling	7*8
Home sensor — external	FF-U674 (NPN)

GTH80

Parameter	Specification
Position repeat accuracy	±0.02
Screw lead	5 / 10 / 20
Max. speed	250 / 500 / 1000
Max. load capacity — horizontal use	50 / 30 / 18
Vertical use / Repeatability	15 / 8 / 3
Rated thrust	683 / 341 / 174
Standard travel	50–1100 mm (50 mm step)
AC servo motor capacity	200
Ball screw outer diameter	C7Ø16
Coupling	10*14/11
Home sensor — external	FF-U674 (NPN)

GTH120

Parameter	Specification
Position repeat accuracy	±0.02
Screw lead	5 / 10 / 20
Max. speed	250 / 500 / 1000
Max. load capacity — horizontal use	110 / 88 / 40
Vertical use / Repeatability	33 / 22 / 10
Rated thrust	1388 / 694 / 347
Standard travel	50–1100 mm (50 mm step)
AC servo motor capacity	400
Ball screw outer diameter	C7Ø16
Coupling	10*14
Home sensor — external	FF-U674 (NPN)

GTHA80

Parameter	Specification
Position repeat accuracy	±0.02
Screw lead	5 / 10 / 20
Max. speed	250 / 500 / 1000
Max. load capacity — horizontal use	40 / 25 / 15
Vertical use / Repeatability	15 / 8 / 3
Rated thrust	683 / 341 / 174
Standard travel	50–1100 mm (50 mm step)
AC servo motor capacity	200
Ball screw outer diameter	C7Ø16
Coupling	10*14/11
Home sensor — external	FF-U674 (NPN)

GTHA120

Parameter	Specification
Position repeat accuracy	±0.02
Screw lead	5 / 10 / 20
Max. speed	250 / 500 / 1000
Max. load capacity — horizontal use	80 / 60 / 30
Vertical use / Repeatability	33 / 22 / 10
Rated thrust	1388 / 694 / 347
Standard travel	50–1100 mm (50 mm step)
AC servo motor capacity	400
Ball screw outer diameter	C7Ø16
Coupling	10*14
Home sensor — external	FF-U674 (NPN)

BTHA80

Parameter	Specification
Position repeat accuracy	±0.01
Screw lead	5 / 10 / 20
Max. speed	250 / 500 / 1000
Max. load capacity — horizontal use	40 / 25 / 15
Vertical use / Repeatability	15 / 8 / 3
Rated thrust	683 / 341 / 174
Standard travel	50–1100 mm (50 mm step)
AC servo motor capacity	200
Ball screw outer diameter	C7Ø16
Coupling	10*14/11
Home sensor — external	FF-U674 (NPN)

BTHA120

Parameter	Specification
Position repeat accuracy	±0.01
Screw lead	5 / 10 / 20
Max. speed	250 / 500 / 1000
Max. load capacity — horizontal use	80 / 60 / 30
Vertical use / Repeatability	33 / 22 / 10
Rated thrust	1388 / 694 / 347
Standard travel	50–1100 mm (50 mm step)
AC servo motor capacity	200
Ball screw outer diameter	C7Ø16
Coupling	10*14
Home sensor — external	FF-U674 (NPN)