
The AirTAC Airtac SDAD Double Rod Slim Cylinder SDAD32X45B is a genuine double-acting COMPACT cylinder with a piston rod out BOTH ends (Ø32mm bore, 45mm 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 SDAD32X45B is a double-acting, double-rod compact cylinder featuring a 32 mm bore and 45 mm stroke. Because a 12 mm rod exits both ends of the riveted body, the annular piston area is identical in each direction. This geometry yields equal push and pull forces, delivering 345.6 N at 0.5 MPa and 483.8 N at 0.7 MPa without favoring the extend stroke.
This specific SKU includes male M10x1.25 thread on both rod ends for direct tool mounting. The short body design minimizes axial footprint where space is tight. End-of-stroke deceleration relies on a fixed NBR bumper rather than an adjustable air cushion. Note that this configuration lacks a piston magnet, so position sensing is not supported without switching to the -S variant.
| Model | Airtac SDAD Double Rod Slim Cylinder SDAD32X45B |
|---|---|
| Series | SDAD compact double-rod cylinder |
| Bore size | Ø32 mm |
| Stroke | 45 mm |
| Acting type | Double acting, rod both ends |
| Port size | PT1/8 |
| Rod end thread | M6×1.0 female / M10×1.25 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 | 346 N |
| 0.7 MPa | 484 N |
| Max (@1.0 MPa) | 70 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. |
|---|---|
| 32 | Bore size in mm. |
| ×45 | 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).
Drives opposing gripper fingers with identical 345.6 N force in both directions, ensuring parts are centered without rotational twist during pick and place.
Lifts a 17.6 kg vertical payload using the male M10x1.25 threads, taking advantage of the equal annular area for smooth descent without sagging.
Mounts a work tool on one rod end and a mechanical dog on the opposite end, utilizing the compact riveted body to fit within tight conveyor frames.
When sizing this unit, consider the neighboring bores. Dropping down to the SDAD25 provides 206.2 N at 0.5 MPa, while stepping up to the SDAD40 yields 527.8 N at 0.5 MPa. The 32 mm bore strikes a middle ground, offering a safe working load of roughly 207 N or a vertical lift capacity of about 17.6 kg with a 2:1 safety margin.
The through-rod design prevents twisting during operation and allows driving a load on one end while mounting a dog on the opposite side. Be aware that a standard cylinder drifts when air pressure is lost or the valve centers; use an external rod lock or pilot-operated check valve for strict load holding. This model uses a PT1/8 port, operates at 30-500 mm/s, and features male M10x1.25 rod threads.
Quick checklist
The force is identical in both directions due to the double-rod design. It generates 345.6 N at 0.5 MPa, 483.8 N at 0.7 MPa, and a theoretical maximum of 70 kgf at 1.0 MPa. The maximum operating pressure is 1.0 MPa.
No, this specific SKU does not have a piston magnet. To use AirTAC reed or electronic switches, you must select the -S variant. The through-rod design still allows you to mount a physical dog on the unused rod end for mechanical sensing.
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