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 ACEJ20X50-20SB Technical Specifications
- Model Series: ACEJ12 Adjustable Compact
- Full Model Code: ACEJ20X50-20SB
- Bore Size: 20mm (Standard ISO 6432)
- Stroke Length: 50mm (±0.5mm tolerance)
- Operating Pressure: 0.1-0.9 MPa
- Cushioning Type: Adjustable pneumatic cushion (both ends)
- Piston Speed: 50-750 mm/s (lubricated condition)
- Ambient Temperature: -20℃ to 80℃
- Port Size: M5x0.8 (G1/8 optional)
- Mounting Type: Basic type with axial mounting holes
- Rod End Thread: M10x1.25 (ISO standard)
- Material:
- Cylinder Tube: Aluminum alloy hard anodized
- Piston Rod: Stainless steel (SUS304)
- Seals: NBR (Nitrile rubber)
- Weight: 0.55kg (without accessories)
- Dimensions:
- Length: 124mm (full retracted length)
- Width: 34mm (max body width)
- Height: 34mm (mounting surface to top)
- Repeat Positioning Accuracy: ±0.2mm
- Protection Class: IP54 (standard sealing)
This space-saving cylinder features dual adjustable cushions with 90° rotary locking mechanism for precise stroke control. The chrome-plated piston rod incorporates a wear-resistant coating (H.D.S. treatment) for extended service life. Optimized for SMC-type compact mounting patterns with integrated sensor slots (compatible with M5 proximity sensors).
- High-speed pick-and-place automation (electronics assembly)
- Precision clamping fixtures in CNC machining centers
- Valve actuation in compact fluid control systems
- Medical device positioning mechanisms
- Packaging machine pusher mechanisms
- 5,000km travel distance (standard seals)
- 10,000km (optional high-durability seals)
- Relubrication interval: 3 months or 1,000km
| Property | Property Value |
|---|---|
| sku | ACEJ20X50-20SB |
| 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 | S-Magnetic |
| Bore Diameter | <20mm> |
| Stroke | <50mm> |
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.











