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 ACEJ20X100-40B Specifications
- Series: ACEJ12 Adjustable Compact Cylinder
- Full model: ACEJ20X100-40B
- Bore size: 20mm
- Stroke: 100mm (adjustable)
- Operating pressure: 0.05–0.9 MPa
- Cushioning type: Rubber buffer + adjustable stroke mechanism
- Mounting style: Basic type (Standard foot mounting)
- Port size: M5x0.8 (Dual ports)
- Operating temperature: -10℃ to 80℃
- Piston material: Aluminum alloy with hard anodization
- Rod material: Chrome-plated steel
- Seal type: NBR seals (optional FKM for high temp)
- Protection rating: IP40
- Adjustable stroke range: 0–100mm (via external locking nut)
- Weight: 0.65kg
- Dimensions: 146mm(L) × 34mm(W) × 34mm(H)
Space-optimized pneumatic cylinder featuring a unique dual-stage stroke adjustment system. The ACEJ12 series combines a 4mm thick magnetic piston for position sensing compatibility with manual stroke fine-tuning capability. The 40B suffix indicates built-in auto-lubrication grooves and zinc-nickel plating for corrosion resistance in humid environments.
- Precision clamping in CNC tool changers
- Variable stroke positioning in semiconductor handlers
- Compact automation in medical device assembly lines
- Packaging machine ejection mechanisms
- 3D printer filament feed control systems
| Property | Property Value |
|---|---|
| sku | ACEJ20X100-40B |
| 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 | Non-magnetic |
| Bore Diameter | <20mm> |
| Stroke | 100mm |
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.











