Airtac ACA Standard Automatic Compensation Hydraulic Shock Absorber ACA2750-1N
2. Monolithic structure withstands extreme pressure; Fully threaded external housing facilitates installation and adjustment while maintaining superior heat dissipation.
3. High-hardness stainless steel spindle enhances impact resistance and corrosion resistance, ensuring reliable operation in harsh operating conditions.
4. Specialized oil-injection technology ensures consistent damping performance and operational stability.
5. Compact profile design with industry-leading energy absorption capacity.
6. Proprietary lubricant as damping medium delivers stable buffering performance across wide temperature ranges (-20°C to +80°C).
Category: Hydraulic Shock Absorbers | Brand: AirTAC | Series: ACA Self-Compensating
AirTAC ACA2750-1N Standard Auto-Compensating Hydraulic Shock Absorber Specifications
- Model: ACA2750-1N
- Type: Single-ended automatic oil compensation
- Maximum absorbed energy: 35 N·m/cycle
- Stroke length: 25 mm
- Shaft diameter: Φ25 mm
- Mounting style: Horizontal or vertical (axial load only)
- Body material: Hard-anodized aluminum alloy
- Operating temperature: -30℃ to +80℃
- Maximum impact velocity: 3.0 m/s
- Maximum load capacity: 1500 N
- Rebound rate: ≤15%
- Oil type: ISO VG32 hydraulic fluid (pre-filled)
- Weight: 1.8 kg ±2%
- Dimensions: 85mm(L) × 50mm(W) × 50mm(H)
- Protection rating: IP67
- Seal material: HNBR with PTFE coating
- Surface hardness: HV400-450
The ACA2750-1N features automatic viscosity compensation technology that maintains consistent damping performance across temperature variations (-30℃ to +80℃). Its multi-stage buffering design combines orifice restriction and chamber compression phases, achieving 92% energy conversion efficiency. The hardened piston rod (HRC 50-55) and dual-lip seal ensure 500,000+ cycles maintenance-free operation.
- High-speed robotic arm end effectors
- CNC machine tool automatic door mechanisms
- Packaging machine vertical lift systems
- Automotive assembly line positioning gates
- Semiconductor wafer handling equipment
Installation guidelines:
Maintain 0.5-1mm clearance between buffer and impact surface during alignment.
Perform initial 200 test cycles before full operation. Avoid side-load impacts exceeding 5° from axial direction.
Replenish oil every 2 million cycles (maintenance kit AK-2750M).
| Property | Property Value |
|---|---|
| sku | ACA2750-1N |
| External Thread | M27 |
| Stroke | <50mm> |
| Speed Code | High Speed (Light Load) |
| Bumper Cap Code | Without Bumper Cap |
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.