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GTH Series Semi-Enclosed Ball Screw Linear Modules

GTH7A

  • Model:
  • Description: The GTH Ball Screw Linear Module is a high‑precision linear motion system engineered for applications requiring exceptional rigidity, accuracy, and long‑term stability. Featuring a robust ball‑screw drive and optimized linear guide structure, the GTH series delivers smooth motion, low backlash, and reliable positioning even under high load and high‑speed operation.Its compact, modular design supports flexible installation, multi‑axis combinations, and customization for stroke length, motor type, and mounting orientation. The GTH module is widely used in automated production lines, semiconductor equipment, inspection systems, packaging machinery, and precision assembly applications.
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GTH7A Linear Module | High‑Speed Ball Screw Linear Actuator

Compact · High‑Rigidity · Industrial‑Grade Performance

The GTH7A is a high‑rigidity ball‑screw linear module designed for precision automation. It delivers stable motion, strong load capacity, and long service life for industrial environments.


Core Technical Features

  • 75 mm body width suitable for medium‑size automation equipment

  • High rigidity and stable motion for long‑term industrial operation

  • Compatible with Mitsubishi, Panasonic, Delta, and Yaskawa servo motors

  • Stroke configurable up to 1000 mm in 50 mm increments


GTH Series Model Range (Quick Overview)

Small Size:
GTH6A (65 mm), GTH7A (75 mm), GTH9A (90 mm)

Medium Size:
GTH10 (102 mm), GTH12 (102 mm), GTH13 (135 mm), GTH14 (135 mm),
GTH12A (120 mm), GTH14A (140 mm)

Large Size:
GTH17 (170 mm), GTH22 (220 mm), GTH17M (170 mm long‑stroke), GTH22M (220 mm long‑stroke)


Technical Specifications

ItemSpecification
Position Repeatability±0.01 mm
Ball Screw Lead5 / 10 / 20 / 32 mm
Max Speed250 / 500 / 1000 / 1600 mm/s
Max Payload (Horizontal)30 / 30 / 15 / 10 kg
Max Payload (Vertical)15 / 10 / 5 / 2 kg
Rated Thrust341 / 170 / 106 / 85 N
Stroke Range50–1000 mm (50 mm pitch)
Motor OutputServo Motor (100W / 200W), Stepper Motor (NEMA 17 / NEMA 23 / NEMA 34)
Ball Screw DiameterC7 Ø16 mm
Linear Guide24 × 8.5 mm
Coupling Size10 × 14 mm
Home SensorEE‑SX672 (NPN/PNP)

Ordering Code Guide

Example:
GTH7A‑L5‑100‑BC‑M20B‑C4‑0001

Code Breakdown

  • GTH7A — Model

  • L5 / L10 / L20 / L32 — Ball screw lead

  • 50–1000 — Stroke (50 mm increments)

Motor Position (BC / BL / BR / BM)

  • BC — Motor Exposed

  • BM — Motor Bottom Side

  • BL — Motor Left Side

  • BR — Motor Right Side

  • M / P / T / Y + Power — Motor brand & output

  • B — With brake


Home Sensor + Limit Sensor Combinations

Home Sensor PositionLimit Sensor QuantityCombined Code
C (Motor Side)1 PC / 2 PC / NoneC3 / C4 / C5
D (Opposite Side)1 PC / 2 PC / NoneD3 / D4 / D5
E (No Home Sensor)1 PC / 2 PC / NoneE3 / E4 / E5
  • 0001 — Special order code


Application Fields

  • Electronics manufacturing and PCB automation

  • Semiconductor handling and precision positioning

  • Inspection and measurement equipment

  • Medical device automation

  • Packaging, labeling, and light‑duty logistics

  • 3C assembly lines (phones, tablets, wearables)

  • Laboratory automation and compact robotic systems

  • Multi‑axis platforms and small gantry systems


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