
The AirTAC SED Double Rod Cylinder SED63X750S is a genuine double-acting ISO 15552 double-rod cylinder: a Ø20mm piston rod exits BOTH ends of the Ø63mm bore, giving equal force and speed in both directions and letting you mount tooling or a sensor flag on the back rod. Stroke 750mm, PT3/8 ports, adjustable cushioning.
The AirTAC SED63X750S is a double-acting, double-rod profile cylinder built to ISO 15552 dimensional standards. A 20mm rod exits both end covers, yielding an identical annulus area on extend and retract. It delivers a true 1402 N of thrust and pull each way at 0.5 MPa. The integrated -S magnet enables dual-side position tracking via DMSE electronic or CMSE reed sensors.
This extruded aluminum barrel design omits external tie rods. Field-adjustable air cushions at both ends decelerate the 30 to 800 mm/s motion near stroke limits. The 750mm travel requires substantial rear-rod clearance and robust external guide rails to prevent side-loading deflection on the M16x1.5 rod ends.
| Model | Airtac SED Double Rod Cylinder SED63X750S |
|---|---|
| Series | SED ISO 15552 double-rod cylinder |
| Bore size | Ø63 mm |
| Stroke | 750 mm |
| Configuration | Double rod, double acting |
| Port size | PT3/8 |
| Rod thread | M16×1.5 |
| 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, 36 mm |
| Max stroke | Up to 1500 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 | 1402 N |
| 0.7 MPa | 1962 N |
| Max (@1.0 MPa) | 286 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. |
|---|---|
| 63 | Bore size in mm. |
| ×750 | 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).
Steers large packaging webs across a 750mm span. The twin rods prevent binding and deliver an equal 1402 N both ways at 0.5 MPa for precise tensioning.
Drives a long transfer carriage between machining stations. The rear rod end mounts a DMSE sensor flag for mid-stroke confirmation without external brackets.
Advances strip steel into a stamping press. The rigid double-rod M16x1.5 ends resist torsional twist during rapid 30-800 mm/s acceleration cycles.
Choose this 63mm bore for 1402 N both-way force at 0.5 MPa. If your mechanism needs less push, step down to the 50mm bore (825 N both ways). If your payload is heavier, step up to the 80mm bore (2268 N both ways). The twin-rod architecture provides superior anti-rotation control and allows mounting a rear cam for secondary actions.
At 750mm stroke, the extended rod is highly susceptible to bending under offset loads; always use external linear bearings. This cylinder does not hold position on air loss; for fail-safe clamping, use a BSED double-rod lock. Replacements require matching the 63mm bore, 750mm stroke, PT3/8 port, and ISO 15552 mounting (Basic, FA, LB, TC, FTC, TCM1, or TCM2).
Quick checklist
Because the double-rod design creates equal piston areas on both sides, the output force is identical in both directions: 1402 N at 0.5 MPa, 1962 N at 0.7 MPa, and a maximum of 286 kgf at 1.0 MPa.
The twin rods provide better load guidance and prevent the piston from twisting over a long 750mm travel. The rear rod also protrudes from the back cover, allowing you to mount a sensor flag or drive a secondary mechanism simultaneously.
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