Cordless Hydraulic Pulse Wrenches
| Model | Collet Size (in) | Torque Range (ft-lb)（Nm） |
Speed (rpm) | Weight (Without Battery) (kg) | Shut-Off Type | Voltage (V) | Battery Capacity (Ah) | |
| GWPS-15 | 1/4″Hex. | 5.2-9.6 | 7-13 | 4500 | 1.15 | Auto Shut-Off Type | 20 | 2.5/5.0 |
| GWPS-15S3 | 3/8″Sq. | 5.9-11 | 8-15 | 4500 | 1.14 | Auto Shut-Off Type | 20 | 2.5/5.0 |
| GWPS-25 | 1/4″Hex. | 10.3-17 | 14-23 | 4500 | 1.25 | Auto Shut-Off Type | 20 | 2.5/5.0 |
| GWPS-25S3 | 3/8″Sq. | 11-18.4 | 15-25 | 4500 | 1.24 | Auto Shut-Off Type | 20 | 2.5/5.0 |
| GWPS-35 | 1/4″Hex. | 14.8-22.9 | 20-31 | 3500 | 1.35 | Auto Shut-Off Type | 20 | 2.5/5.0 |
| GWPS-35S3 | 3/8″Sq. | 16.2-25.8 | 22-35 | 3500 | 1.34 | Auto Shut-Off Type | 20 | 2.5/5.0 |
| GWPS-45S3 | 3/8″Sq. | 23.6-33.2 | 32-45 | 3500 | 1.41 | Auto Shut-Off Type | 20 | 2.5/5.0 |
| GWPS-65S4 | 1/2″Sq. | 33.2-48 | 45-65 | 3000 | 1.41 | Auto Shut-Off Type | 36 | 2.5/5.0 |
| GWPS-75S4 | 1/2″Sq. | 36.9-55.3 | 50-70 | 3400 | 1.41 | Auto Shut-Off Type | 36 | 2.5/5.0 |
| GWPS-90S4 | 1/2″Sq. | 47.9-66.4 | 65-90 | 3800 | 1.9 | Auto Shut-Off Type | 36 | 2.5/5.0 |
| GWPS-100S4 | 1/2″Sq. | 59-81.1 | 80-110 | 3800 | 2.0 | Auto Shut-Off Type | 36 | 2.5/5.0 |
The electric hydraulic pulse torque wrench is a high-precision torque tool combining hydraulic drive and electronic control, specifically designed for bolting applications requiring strict torque control. Its core features include shock-free, low-vibration torque output via hydraulic pulse technology, with preset torque values through an electronic system for precise control. It is suitable for use in automotive manufacturing, wind power equipment, bridge steel structures, and other related fields.