
The AirTAC Airtac SED Double Rod Cylinder SED32X700S is a genuine double-acting ISO 15552 double-rod cylinder: a Ø12mm piston rod exits BOTH ends of the Ø32mm bore, giving equal force and speed in both directions and letting you mount tooling or a sensor flag on the back rod. Stroke 700mm, PT1/8 ports, adjustable cushioning.
The AirTAC SED32X700S is a double-acting, double-rod profile cylinder built to ISO 15552 dimensional standards. Because a 12mm rod exits both ends, the annulus area is identical on extend and retract, yielding 345N of force each way at 0.5 MPa. This through-rod geometry provides superior anti-rotation stability and allows the rear rod end to drive a secondary mechanism.
Equipped with a standard magnet (-S), this 32mm bore unit triggers CMSE reed or DMSE electronic sensors flush-mounted in the barrel groove. It features field-adjustable air cushioning at both ends (27mm stroke) to decelerate the 700mm travel, and uses a PT1/8 port with an M10x1.25 rod thread.
| Model | Airtac SED Double Rod Cylinder SED32X700S |
|---|---|
| Series | SED ISO 15552 double-rod cylinder |
| Bore size | Ø32 mm |
| Stroke | 700 mm |
| Configuration | Double rod, double acting |
| Port size | PT1/8 |
| Rod thread | M10×1.25 |
| Fluid | Air (filtered by 40µm element) |
|---|---|
| Operating pressure | 0.15 – 1.0 MPa |
| Proof pressure | 1.5 MPa |
| Temperature | -20 to +70 °C (0–150 °C with FKM seals) |
| Speed range | 30 – 800 mm/s |
| Cushion | Adjustable, 27 mm |
| Max stroke | Up to 1000 mm |
Specifications follow the official AirTAC SED datasheet and ISO 15552 / VDMA 24562 dimensions. Confirm against the product label before installation. Port options: PT (standard) / G (BSPP).
| Pressure | Force (both directions) |
|---|---|
| 0.5 MPa | 346 N |
| 0.7 MPa | 484 N |
| Max (@1.0 MPa) | 70 kgf |
Because a rod exits both ends, the effective piston area — and therefore the force — is identical on extend and retract. Actual usable force is lower than theoretical; size with a safety margin.
| SED | ISO 15552 profile-barrel DOUBLE-ROD double-acting cylinder. |
|---|---|
| 32 | Bore size in mm. |
| ×700 | Stroke length in mm. |
| -S | Optional built-in magnet for CMSE / DMSE sensor sensing. |
Rod material: carbon steel (blank) / SUS420J2 (A) / SUS304 (B). Seals: TPU (blank) / FKM high-temp (H) / NBR (N). Thread: PT (blank) / G. Mounting (SED): Basic, LB, FA, TC, FTC, TCM1, TCM2. Related: SE (single rod), SEJ (double-rod adjustable stroke), BSED (double-rod rod lock).
Uses the 345N both-way force to center electronic panels. The rear rod simultaneously pushes a limit flag, confirming travel for DMSE sensors.
Moves small plastic components between stations. The twin-rod anti-rotation design prevents the 700mm stroke from twisting under offset loads.
Drives a vertical gripper assembly. Equal force both directions ensures smooth descent and ascent without needing pressure compensation.
Choose this 32mm bore when you need precise 345N both-way thrust and twin-rod load balancing. If your application requires less force, there is no smaller bore in this series. If you need more power, stepping up to the 40mm bore provides 528N at 0.5 MPa. For a 700mm stroke, external guide rails are strongly recommended to prevent side-load deflection on the 12mm rod.
A plain SED does not hold position upon air loss; the piston drifts, and the adjustable cushion only decelerates near stroke end. For fail-safe holding, use a BSED double-rod rod lock. To replace an existing ISO 15552 cylinder, match the 32mm bore, 700mm stroke, PT1/8 port, and mounting set (Basic, FA, LB, TC, FTC, TCM1, TCM2).
Quick checklist
The SED32X700S generates equal force in both extend and retract directions due to the double-rod design. It outputs 345N at 0.5 MPa, 483N at 0.7 MPa, and a maximum of 70 kgf at 1.0 MPa.
A double-rod SED provides identical force both ways and better anti-rotation resistance. The protruding rear rod can also drive a secondary mechanism or sensor cam, which a single-rod cylinder cannot do.
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