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 Adjustable Compact Cylinder ACEJ20X80-40SB Specifications
- Model: ACEJ20X80-40SB
- Series: ACEJ12 Adjustable Compact Series
- Bore size: 20mm
- Stroke: 80mm
- Operation type: Double-acting
- Adjustable cushioning: Front & rear adjustable rubber buffers
- Mounting style: Basic type (Standard bracket optional)
- Working pressure range: 0.15–0.8 MPa
- Ambient temperature: -20℃ to 80℃
- Medium temperature: 0–60℃
- Piston speed: 50–800 mm/s
- Material: Aluminum alloy body, NBR seals
- Magnetic switch: Compatible (PSD/PSL series, voltage options: DC12V/24V, AC110V/220V)
- Protection rating: IP65
- Weight: 0.75 kg (excluding accessories)
- Dimensions: 140mm(L) × 34mm(W) × 34mm(H) (Min. retracted length)
- Port size: M5x0.8 (Standard) / NPT1/8 (Optional)
A space-saving pneumatic cylinder featuring precision-adjustable stroke buffers and integrated mounting grooves. The chrome-plated piston rod and anti-rotation design ensure stable linear motion in confined spaces. Optimized for low friction operation with ≤0.15MPa starting pressure. Includes built-in magnet for sensor detection.
- PCB handling robots in electronics manufacturing
- Precision clamping mechanisms in CNC tool changers
- Vertical lift systems in pharmaceutical packaging
- Automated sorting gate actuators
- Medical device positioning stages

- Maintain 0.3mm minimum clearance from adjacent components for heat dissipation
- Use locknuts (included) for precise cushion adjustment - 1 full turn ≈ 0.5mm stroke reduction
- Lubricate with ISO VG32 hydraulic oil if operating below 0.3MPa
Property | Property Value |
---|---|
sku | ACEJ20X80-40SB |
Adjustable Stroke | <40mm> |
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 | S-Magnetic |
Bore Diameter | <20mm> |
Stroke | 80 mm |
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.