
The AirTAC Airtac SDAJ80~100 Adjustable Super Slim Cylinder SDAJ100X80-100S is a genuine double-acting COMPACT cylinder (Ø100mm bore) whose extend end-position is set by an external M27×2.0 adjustment screw. You can dial the stroke anywhere from 0 to 80 mm on the machine — no shims, no part change.
The AirTAC SDAJ100X80-100S is a double-acting, single-rod compact cylinder featuring an external adjustable extend stop. A built-in piston magnet enables position sensing with AirTAC reed or electronic switches. The short riveted body saves valuable axial mounting depth where larger profile or round-body units fail to fit.
Equipped with an M27x2.0 adjuster screw, the extend stroke can be dialed down on-site from 80 mm to any intermediate point down to 0 mm without changing parts. The stop sets the end position only; force remains identical to a standard SDA of this bore, delivering 3927 N of push at 0.5 MPa. A fixed NBR bumper decelerates the stroke end, operating effectively across a 30-500 mm/s speed range.
| Model | Airtac SDAJ80~100 Adjustable Super Slim Cylinder SDAJ100X80-100S |
|---|---|
| Series | SDAJ compact adjustable-stroke cylinder |
| Bore size | Ø100 mm |
| Max stroke | 80 mm |
| Adjustable range | 0 – 80 mm |
| Adjuster thread (R) | M27×2.0 |
| Port size | PT3/8 |
| Acting type | Double acting |
|---|---|
| Rod end thread | M18×1.5 F / M26×1.5 male (B) |
| 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) |
The adjustment screw shortens the extend stroke by up to 100 mm. Force is unchanged from a standard SDA of the same bore. Specifications follow the official AirTAC SDAJ datasheet.
| Pressure | Push force | Pull force |
|---|---|---|
| 0.5 MPa | 3927 N | 3525 N |
| 0.7 MPa | 5498 N | — |
| Max (@1.0 MPa) | 801 kgf | |
Force matches a standard SDA of the same bore; the adjuster only sets the stop position, not the area. Actual usable force is lower than theoretical due to friction.
| SDAJ | Compact double-acting cylinder with adjustable stroke. |
|---|---|
| 100 | Bore size in mm. |
| ×80 | Maximum stroke length in mm. |
| -100 | Adjustable window (10/20/30/40/50/75/100 mm). |
| S / B | S = magnet; B = male-thread rod (both optional). |
Thread: PT standard. Related SDA-family variants: SDA (fixed stroke), SDAD (double rod), SSA/STA (single acting), SDAT (duplex), SDAW (duplex-end).
Dial the M27x2.0 screw to set exact 0-80 mm extend depths during heavy press changeovers without swapping actuators.
Leverage the 3927 N push at 0.5 MPa to seat dense components, using the fixed NBR bumper to absorb end-of-stroke shock.
Lift loads up to 200.2 kg with a 2:1 margin, relying on the compact riveted body to minimize vertical headroom requirements.
When sizing this 100 mm bore actuator, evaluate your neighbors: the SDAJ80 provides 2513.3 N push at 0.5 MPa, whereas this SDAJ100 yields 3927 N. This makes the 100 mm bore the correct step-up when the 80 mm falls short of your force requirements. The computed safe working load is roughly 2356 N (about 60 percent of the 0.5 MPa figure), allowing a vertical lift of approximately 200.2 kg with a 2:1 safety margin.
This model includes the -S magnet for electronic or reed sensors and features a PT3/8 port. Confirm your required extend window: the 100 mm adjustment range allows maximum flexibility for trial positioning. Note that a plain compact cylinder does not hold position upon air loss; for suspended loads, install an external rod lock or pilot-operated check valve.
Quick checklist
This 100 mm bore cylinder delivers 3927 N push and 3524.9 N pull at 0.5 MPa, 5497.8 N push and 4934.8 N pull at 0.7 MPa, with a theoretical maximum of 801 kgf at 1.0 MPa.
The M27x2.0 screw shortens the extend stop by up to 100 mm, yielding a usable 0-80 mm extend range. The included -S magnet works with AirTAC reed or solid-state electronic switches for position feedback.
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