Airtac TWQ Stopper Cylinder TWQ40X25R
1. Compliant with JIS standards;
2. Reinforced piston rod design effectively enhances impact resistance;
3. Fixed mounting height with multiple rod end configurations. Hydraulic shock absorber option delivers superior cushioning performance;
4. Lever-type roller mechanism incorporates self-locking device to prevent rebound pushback from blocked objects;
5. Comprehensive series and specifications available for diverse application needs.
Category: Stopper Cylinder | Brand: AIRTAC | Series: TWQ
AirTAC TWQ Series Stopper Cylinder TWQ40X25R Technical Details
- Model: TWQ40X25R (Standard magnetic switch version)
- Bore size: Ø40mm
- Stroke: 25mm
- Operating pressure: 0.05–0.9 MPa
- Ambient temperature: -10℃ to 80℃
- Cushioning type: Adjustable elastic cushion
- Mounting style: Axial front flange (ISO 15552 compliant)
- Port size: M5x0.8 (Standard) / NPT1/8 (Optional)
- Piston material: Aluminum alloy hard anodized
- Rod material: Chrome-plated steel
- Seal type: HNBR seals with wear-resistant guide rings
- Repeat positioning accuracy: ±0.5mm
- Maximum lateral load: 150N
- Protection class: IP54 (standard) / IP67 (optional)
- Weight: 1.85kg ±2%
- Dimensions:
- Length: 190mm (fully retracted)
- Width: 88mm (including mounting flange)
- Height: 62mm (cylinder body diameter)
High-precision stopper cylinder with integrated mechanical locking mechanism, featuring dual-position magnetic sensors for real-time piston rod detection. The TWQ40X25R combines 3-stage position adjustment with shock-absorbing end caps, making it ideal for precision stopping applications requiring controlled deceleration. Requires 5μm filtered air with ISO 8573-1:2010 Class 3.4.2 air quality.
- Automated part positioning in CNC loading systems
- Workpiece clamping in precision machining centers
- Carton alignment in high-speed packaging lines
- Component retention in electronic assembly robots
- Safety stops in automotive welding fixtures
Installation guidelines:
Maintain 0.5-1mm clearance between stopper and target surface. Lubricate with ISO VG32 hydraulic oil
during initial installation. Avoid side-load forces exceeding 10% of maximum capacity.
- Double piston rod design enhances lateral stability
- Integrated wear compensation mechanism
- Optional rod-end rotary joints available
- Compatible with ATEX Zone 2 environments (special order)
| Property | Property Value |
|---|---|
| sku | TWQ40X25R |
| Port Size | PT1/8 |
| Magnet | Non-magnetic |
| Bore Diameter | <40mm> |
| Self-locking Function | Non Self-locking |
| Stroke | <25 mm> |
| Blocking Method | Roller Type |
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.