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Compact No-Mark Gecko Gripper
The OnRobot Gecko Gripper is an electric, non-vacuum gripper for collaborative robots that uses dry adhesive technology to handle flat and slightly curved objects. It is designed for picking cardboard, paper, plastic, glass, and other smooth or semi-smooth surfaces without compressed air, vacuum generation, or mechanical clamping. The Gecko Gripper is used in applications where traditional vacuum or mechanical grippers are ineffective or impractical. Its dry adhesive surface enables secure handling without leaving residue or damaging the workpiece.
Common uses include:
- Picking and placing cardboard boxes and cartons
- Handling porous or air-leaking materials where vacuum is unreliable
- Handling delicate surfaces such as glass or coated materials
- Packaging and kitting operations requiring low contact force
Key Technical Specifications
| General Properties | Gecko Gripper SP1 | Gecko Gripper SP3 | Gecko Gripper SP5 | Unit |
|---|---|---|---|---|
| Maximum payload | 1 / 2.2 | 3 / 6.6 | 5 / 11 | kg / lb |
| Preload | 3 | 8 | 12 | N (Minimum) |
| 7 | 20 | 29 | N (Medium) | |
| 11 | 32 | 46 | N (Maximum) | |
| Detachment time | 100–1000 (dependent on robot speed) | ms | ||
| Holds workpiece on power loss? | Yes, for days if well centered | |||
| IP classification | IP42 | |||
| Dimensions (H × W) | 69 × 71 mm / 2.7 × 2.8 in | |||
| Weight | 0.267 / 0.587 | 0.297 / 0.653 | 0.318 / 0.7 | kg / lb |
| Pads – General Properties | Specification | Unit |
|---|---|---|
| Material | Proprietary silicone blend | |
| Wear properties | Depends on surface roughness | |
| Change-out interval | ~200,000 | cycles |
| Cleaning systems | 1) OnRobot cleaning station 2) Silicone roller 3) Isopropyl alcohol and lint-free cloth |
|
| Cleaning interval | Variable | |
| Recovery | 100% |
| Conditions | Minimum | Optimal | Maximum | Unit |
|---|---|---|---|---|
| Operating temperature | 0 / 32 | – | 50 / 122 | °C / °F |
| Storage temperature | -30 / -22 | – | 150 / 302 | °C / °F |
| Surface characteristics | Matte finish | Highly polished | N/A | Smoother surfaces require less preload force |
Dry Adhesive Gripping Technology
The Gecko Gripper uses a gecko-inspired dry adhesive surface to create grip through surface contact rather than suction or force. This allows it to:
- Grip without vacuum or compressed air
- Leave no marks or residue on the workpiece
- Release parts cleanly and repeatably
- Maintain consistent performance across porous materials
Collaborative Robot Compatibility
The Gecko Gripper integrates directly with major collaborative robot platforms using OnRobot’s standardized mechanical and software interfaces.
Supported cobot brands include:
- Universal Robots
- FANUC (CRX Series)
- ABB (GoFa, SWIFTI)
- KUKA (LBR iiwa)
- Doosan Robotics
- Techman Robot
This makes the Gecko Gripper suitable for multi-brand automation environments.

Sample image only. Product may differ