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 ACEJ12 Series Adjustable Compact Cylinder - ACEJ20X40-30B Technical Details
- Series: ACEJ12 (Compact Adjustable Stroke)
- Full model designation: ACEJ20X40-30B
- Bore size: 20mm
- Stroke length: 40mm (adjustable ±1mm)
- Mounting type: Basic B-type (front flange)
- Operating pressure: 0.15–0.8 MPa
- Ambient temperature: -20℃ to 80℃
- Cushioning: Adjustable air cushion (both ends)
- Piston speed: 50–700mm/s
- Port size: M5×0.8 (standard) / optional NPT1/8
- Seal material: NBR + Polyurethane combination
- Rod material: Chrome-plated carbon steel
- Tube material: Aluminum alloy oxidation
- Weight: 0.85kg (with standard accessories)
- Dimensions:
- Body length: 98mm (excluding rod)
- Stroke-adjusted max length: 138mm
- Flange width: 30mm
- Height with mount: 52mm
- Protection class: IP54 (standard sealing)
- Lubrication: Pre-lubricated (DIN standard VDL oil)
Ultra-compact linear actuator with precision stroke adjustment mechanism, featuring dual-position locking screws for fine-tuning. The aluminum alloy construction ensures corrosion resistance while maintaining structural rigidity. Integrated shock absorption prevents end-impact damage during high-speed operation.
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| Property | Property Value |
|---|---|
| sku | ACEJ20X40-30B |
| Adjustable Stroke | 30mm |
| 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 | <20mm> |
| Stroke | <40mm> |
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.











