
The AirTAC Airtac SDAD Double Rod Slim Cylinder SDAD100X100S is a genuine double-acting COMPACT cylinder with a piston rod out BOTH ends (Ø100mm bore, 100mm 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 SDAD100X100S is a double-acting compact cylinder featuring a through-rod that exits both ends of the riveted body. Because the rod occupies both chambers, the annular area is identical in each direction, yielding exactly 3524.9 N of push and pull force at 0.5 MPa. This symmetric thrust is a major advantage for loads requiring consistent kinetic behavior in both travel directions.
Equipped with a built-in magnet (-S), this unit supports AirTAC reed or electronic switches for position detection. The 32 mm rod resists mechanical twisting during operation. End-of-stroke energy is managed solely by a fixed NBR bumper, which decelerates the piston near the limits but is not an adjustable air cushion. Operating speed ranges from 30 to 500 mm/s.
| Model | Airtac SDAD Double Rod Slim Cylinder SDAD100X100S |
|---|---|
| Series | SDAD compact double-rod cylinder |
| Bore size | Ø100 mm |
| Stroke | 100 mm |
| Acting type | Double acting, rod both ends |
| Port size | PT3/8 |
| Rod end thread | M18×1.5 female / M26×1.5 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 | 3525 N |
| 0.7 MPa | 4935 N |
| Max (@1.0 MPa) | 719 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. |
|---|---|
| 100 | Bore size in mm. |
| ×100 | 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).
Handles vertical lifting of 179.7 kg payloads with a 2:1 margin, relying on the 3524.9 N equal thrust to prevent asymmetric acceleration on the descent.
Uses the anti-rotation through-rod to push a heavy fixture on one end while a solid-state switch tracks position on the opposite end without torsional deflection.
Employs the 4934.8 N force at 0.7 MPa for symmetric forming operations, where the fixed NBR bumper absorbs the end shock without requiring external adjustment.
When sizing this actuator, compare its 3524.9 N @0.5 MPa capacity with neighboring bores. Stepping down, the SDAD80 provides 2267.8 N at the same pressure, making the 100mm variant necessary for heavier payloads requiring roughly 4934.8 N at 0.7 MPa. A practical safe working load is about 2115 N, offering a 2:1 safety margin that enables a vertical lift capacity of approximately 179.7 kg.
The dual-end geometry allows driving a tool on one side while mounting a switch dog on the opposite end. Remember that a plain cylinder drifts when air is lost or the valve centers; the fixed bumper only decelerates near stroke end and acts as neither a lock nor a brake. For load holding without live pressure, integrate an external rod lock or pilot-operated check valve. This configuration specifies a 100mm bore, 100mm stroke, PT3/8 port, female M18x1.5 rod threads, and the -S magnet.
Quick checklist
The push and pull forces are identical because the rod exits both ends. It generates 3524.9 N at 0.5 MPa, 4934.8 N at 0.7 MPa, and a theoretical maximum of 719 kgf at 1.0 MPa. The maximum operating pressure is 1.0 MPa.
Yes, the through-rod design resists twisting and allows you to drive a tool on one end while mounting a dog for a reed or electronic switch on the other. You must leave clearance for the rod exiting both sides.
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