
The AirTAC Airtac SDAD Double Rod Slim Cylinder SDAD80X65S is a genuine double-acting COMPACT cylinder with a piston rod out BOTH ends (Ø80mm bore, 65mm stroke). The through-rod resists twisting and lets you drive a tool on one end while a switch or dog reads position on the other — with identical force in both directions.
The AirTAC SDAD80X65S is a double-acting, double-rod compact cylinder featuring a 80 mm bore and 65 mm stroke. Because the piston rod exits both ends, the annular area remains identical in each chamber, yielding equal push and pull forces of 2267.8 N at 0.5 MPa. This symmetric thrust is perfect for balanced actuation. The short riveted body conserves axial mounting depth where larger profile cylinders cannot fit.
Equipped with a built-in magnet (-S), this unit supports AirTAC reed or electronic switches for position sensing. The 25 mm through-rod resists twisting during operation. End-of-stroke deceleration relies on a fixed NBR bumper, which absorbs shock but is not an adjustable air cushion. Operating speed ranges from 30-500 mm/s.
| Model | Airtac SDAD Double Rod Slim Cylinder SDAD80X65S |
|---|---|
| Series | SDAD compact double-rod cylinder |
| Bore size | Ø80 mm |
| Stroke | 65 mm |
| Acting type | Double acting, rod both ends |
| Port size | PT3/8 |
| Rod end thread | M14×1.5 female / M22×1.5 male (B) |
| Fluid | Air (filtered by 40µm element) |
|---|---|
| Operating pressure | 0.15 – 1.0 MPa |
| Proof pressure | 1.5 MPa |
| Temperature | -20 to +70 °C |
| Speed range | 30 – 500 mm/s |
| Cushion | Fixed NBR bumper (both ends) |
| Max standard stroke | Up to 120 mm |
Because a rod occupies both cylinder chambers, the effective area — and therefore the force — is identical in both directions. Specifications follow the official AirTAC SDAD datasheet.
| Pressure | Force (both directions) |
|---|---|
| 0.5 MPa | 2268 N |
| 0.7 MPa | 3175 N |
| Max (@1.0 MPa) | 463 kgf |
Force uses the annular (rod-side) area on both strokes, so extend and retract match. Actual usable force is lower than theoretical due to friction. Size with a safety margin.
| SDAD | Compact double-acting cylinder, rod out both ends. |
|---|---|
| 80 | Bore size in mm. |
| ×65 | Stroke length in mm. |
| S | Built-in magnet for magnetic-switch sensing (omit = none). |
| B | Male-thread piston rods (omit = female thread). |
Thread: PT standard. Related SDA-family variants: SDA (single rod), SSA/STA (single acting), SDAJ (adjustable stroke), SDAT (duplex), SDAW (duplex-end).
Employs the equal 2267.8 N bidirectional force to raise and lower heavy platens without stroke imbalance, ensuring level vertical positioning.
Leverages the 25 mm through-rod to resist torsional deflection during precision pressing, maintaining strict tool alignment without extra guides.
Drives a workpiece clamp on the front rod while mounting a magnetic dog on the rear extension to trigger an electronic sensor for timing.
When sizing this model, consider the adjacent bores: stepping down to the SDAD63 provides 1401.5 N at 0.5 MPa, while stepping up to the SDAD100 yields 3524.9 N. The SDAD80X65S offers a safe working load of roughly 1361 N (about 60% of its 0.5 MPa rating) and can vertically lift approximately 115.6 kg with a 2:1 safety margin.
This configuration includes the -S magnet for sensing and female M14x1.5 rod-end threads on both ends, supplied by a PT3/8 port. The through-rod geometry prevents rotation and allows mounting a dog on the opposite end from your tool. Note that a plain cylinder drifts when air is lost; use an external rod lock or pilot-operated check valve for load holding.
Quick checklist
The force is equal in both directions due to the double-rod design: 2267.8 N at 0.5 MPa, 3175 N at 0.7 MPa, and a theoretical maximum of 463 kgf at 1.0 MPa. The maximum operating pressure is 1.0 MPa.
Yes, the through-rod extends from both sides, allowing you to drive a tool on one end and mount a switch dog on the other. The -S magnet enables position detection with AirTAC reed or electronic switches.
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