
The AirTAC SED Double Rod Cylinder SED63X220S 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 220mm, PT3/8 ports, adjustable cushioning.
The AirTAC SED63X220S is a double-acting, double-rod ISO 15552 profile cylinder featuring a 63mm bore and 220mm stroke. Because a rod exits both ends, the annulus area is identical on both sides, yielding equal force in extend and retract—exactly 1402 N each way at 0.5 MPa. The extruded aluminum barrel omits external tie rods, ensuring clean integration and true ISO 15552 dimensional interchangeability.
Equipped with a standard magnet (-S), this unit supports CMSE reed and DMSE electronic sensors for end-of-stroke detection. The rear rod extension is highly valuable for mounting a secondary cam, driving a remote mechanism, or providing superior anti-rotation guidance. Adjustable air cushions at both ends decelerate the load near stroke end, though they do not hold position on air loss.
| Model | Airtac SED Double Rod Cylinder SED63X220S |
|---|---|
| Series | SED ISO 15552 double-rod cylinder |
| Bore size | Ø63 mm |
| Stroke | 220 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. |
| ×220 | 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).
Exploits the 1402 N both-way force and twin-rod anti-rotation to steer paper or film webs precisely without lateral deflection during high-speed winding.
Uses the through-rod design to push and pull a 220mm stroke parts shuttle between two CNC machining centers, utilizing the rear rod for a secondary cam.
Applies symmetric 1962 N clamping at 0.7 MPa to hold IGU (insulated glass) units, using the equal retract force to cleanly extract the tooling.
When sizing this 63mm bore, note the 50mm bore provides 825 N both ways at 0.5 MPa, while the 80mm bore offers 2268 N. Choose this SED63X220S when your application requires 1402 N of symmetric force and rigid anti-rotation control that a single-rod SE cylinder cannot provide. The twin rods support dual-side loading and rear-mounted tooling, but for fail-safe position holding upon air loss, you must specify a BSED double-rod rod lock or use an external pilot-operated check valve.
As a direct ISO 15552 replacement, match the 220mm stroke, PT3/8 port, and desired mounting (Basic, FA, LB, TC, FTC, TCM1, or TCM2). Because the stroke is 220mm, ensure external guides support the load to prevent side-load wear on the rod seals. Remember that the rear rod protrudes, requiring clearance behind the cylinder.
Quick checklist
Because the double-rod design subtracts the 20mm rod area from both sides, 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 superior anti-rotation guidance and allow the rear rod to drive a secondary mechanism or sensor flag. It is dimensionally interchangeable with other ISO 15552 double-rod cylinders, but note it requires rear-rod clearance and lacks FB, CA, CB, and CR mounting options.
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