Overview
The SMC CQ2B63-15D is a compact air cylinder from SMC Corporation’s CQ2 series, engineered for reliability in industrial pneumatic applications. With a 63mm bore and 15mm stroke, this double-acting cylinder delivers consistent performance in space-constrained installations. The compact body design facilitates multi-surface auto-switch mounting while maintaining full operational functionality.
Key Features
- Double-acting cylinder with 63mm bore diameter
- 15mm stroke for precise positioning and controlled motion
- Compact body profile designed for tight mounting spaces
- Multi-surface auto-switch mounting capability
- Non-rotating rod design for stable operation
- Standard porting configuration for straightforward pneumatic integration
Technical Specifications
- Bore Size: 63mm (ø63)
- Stroke Length: 15mm (-15D)
- Operating Type: Double-Acting (D suffix)
- Rod Type: Non-Rotating Standard Rod
- Body Material: Aluminum alloy (standard CQ2 construction)
- Port Configuration: Axial base ports (standard)
- Auto Switch Mount: Compatible with optional auto switches on multiple surfaces
- Mounting Options: Base mount with optional foot brackets and clevis attachments
- Series: CQ2B (SMC Compact Cylinder Series)
Typical Applications
- Pneumatic automation and material handling systems
- Industrial press and clamping fixtures
- Positioning and transfer mechanisms
- Compact automation cells and production line equipment
- Packaging and assembly machinery
- Machine tool fixturing and workholding
Compatibility & Replacements
Compatible With
- Standard pneumatic control systems and directional control valves
- SMC auto-switch sensors (D-A series and compatible models)
- ISO pneumatic component interfaces
- Industrial automation frameworks and machine control systems
Replaces / Drop-In Replacement For
- CQ2B63-15D (original designation)
- Verify compatibility with your system integrator before ordering
Works With
- SMC pneumatic valve blocks and manifolds
- Standard pneumatic directional control valves (3/2, 4/2, 4/3)
- Pressure regulators and flow control equipment
- Auto-switch mounting systems and sensor packages




