1. Compliant with ISO 21287 standard, featuring highly versatile mounting dimensions;
2. Thread-connected cylinder body with front/rear covers ensures structural integrity and maintenance convenience;
3. Precision-machined bore with hard anodizing treatment delivers exceptional wear resistance and extended service life;
4. Asymmetric bidirectional piston sealing configuration combines compact dimensions with integrated oil reservoir functionality;
5. Space-optimized design reduces installation footprint by 50% compared to ISO 15552 standard cylinders of equivalent bore size;
6. Triple-side sensor grooves along cylinder body facilitate flexible sensor mounting;
7. Integrated shock absorber pads effectively dampen residual energy from high-speed operation and mechanical rotation;
8. Comprehensive selection of standardized mounting accessories available.
Category: Adjustable Cylinder | Brand: AIRTAC | Series: ACEJ12
AirTAC ACEJ12X20-20B Adjustable Compact Cylinder Specifications
- Model Code Breakdown: ACEJ12-X20-20B
- ACEJ: Adjustable Compact Cylinder Series
- 12: 12mm bore diameter
- X20: 20mm maximum stroke
- 20: 20mm adjustable stroke range
- B: Foot-mounted design with auto switch compatibility
- Operating Pressure: 0.05-0.9 MPa (7-130 psi)
- Cushioning: Adjustable pneumatic cushion at both ends
- Ambient Temperature: -20℃ to 80℃
- Port Size: M5x0.8 (standard) with optional NPT1/8 adaptor
- Piston Material: Anodized aluminum alloy
- Rod Material: Stainless steel (SUS304)
- Seals: NBR (standard) / PU (optional)
- Protection Class: IP67 (dustproof & waterproof)
- Weight: 0.24 kg (without accessories)
- Dimensions:
- Length: 85mm (min retracted) / 105mm (max extended)
- Width: 32mm (mounting foot span)
- Height: 22mm (body diameter)
Ultra-slim profile cylinder featuring patented stroke adjustment mechanism with ±0.5mm repeatability. The dual-slot design enables tool-free stroke adjustment while maintaining position stability under 0.3MPa. Integrated T-slot accommodates magnetic or mechanical switches (sensor brackets sold separately).
- Precision part insertion in PCB assembly machines
- Micro-dosing valve actuation in medical devices
- Robotic end-effector positioning systems
- Semiconductor wafer handling equipment
- Compact jig clamping mechanisms
| Property | Property Value |
|---|---|
| sku | ACEJ12X20-20B |
| Adjustable Stroke | <20mm> |
| Understood. Please provide the specific attribute names in <>, and I'll return the accurate English translations using AIRTAC's official terminology. Example: User input: <缸径> My output: Bore | Operating Temperature: -20°C to 70°C Speed Range: 30 to 500 mm/s |
| Port Size | M5×0.8 |
| Piston Rod Thread Type | External Thread |
| Magnet | Non-magnetic |
| Bore Diameter | 12mm |
| Stroke | <20mm> |
Returns will be accepted for up to 15 days of Customer’s receipt or tracking number on Not used items. You, as a Customer, are obliged to inform us via email before you return the item, only in the case of:
- Received the wrong item.
- Item arrived not as expected (ie. damaged packaging).
- Item had defects.
- Over delivery time.
- The shipper does not allow the goods to be inspected before payment.
The returned product(s) must be in the original packaging, safety wrapped, undamaged and unworn. This means that the item(s) must be safely packed in a carton box for protection during transport, possibly the same carton used to ship to you as a customer.











