
The AirTAC Airtac PB Pen-type Cylinder PB12X200SCB is a double-acting pen-size (mini) air cylinder with a Ø12mm bore and 200mm stroke. Its slim round barrel and back cover are stainless steel, the M5×0.8 ports keep plumbing compact, and the fast, low-friction piston suits high-cycle small-part handling.
The AirTAC PB12X200SCB is a double-acting JIS pen-size mini cylinder engineered for compact, high-frequency motion. It generates 56.5 N of push and 46.7 N of pull at 0.5 MPa, utilizing a slim SUS304 stainless steel barrel and piston rod to endure damp or mildly corrosive environments. The M5x0.8 air port and M10x1.0 rod-end thread simplify integration into existing pneumatic setups.
This specific configuration includes a built-in piston magnet for position detection using AirTAC reed or electronic switches, alongside a CB double clevis back cover for pivoting loads. Because the 200 mm stroke pushes the limits of the Ø5 mm rod, maintaining coaxial thrust is critical; an external guide or linear bearing is highly recommended to prevent side-load damage. The fixed TPU bumper at each end decelerates the piston near stroke end, but external shock absorption may be needed for heavy tooling masses.
| Model | Airtac PB Pen-type Cylinder PB12X200SCB |
|---|---|
| Series | PB JIS pen-size mini cylinder |
| Bore size | Ø12 mm |
| Rod diameter | Ø5 mm |
| Stroke | 200 mm |
| Acting type | Double acting |
| Port size | M5×0.8 |
| Fluid | Air (filtered by 40µm element) |
|---|---|
| Operating pressure | 0.15 – 0.7 MPa |
| Proof pressure | 1.2 MPa |
| Temperature | -20 to +70 °C |
| Speed range | 50 – 800 mm/s |
| Cushion | Elastic bumper (both ends) |
| Max standard stroke | Up to 300 mm |
Specifications follow the official AirTAC PB pen-size datasheet. Piston rod and barrel are stainless steel. Confirm bore, stroke and back-cover option against the product label before installation.
| Pressure | Push force | Pull force |
|---|---|---|
| 0.5 MPa | 56.5 N | 46.7 N |
| 0.7 MPa (max) | 79.1 N | 65.4 N |
Values are taken from the AirTAC PB thrust table. Because pull acts on the rod-side annular area, pull force is always lower than push. Actual usable force is reduced by friction — size with a margin.
| PB | JIS pen-size double-acting mini-cylinder series. |
|---|---|
| 12 | Bore size in mm. |
| ×200 | Stroke length in mm. |
| S | Built-in magnet for magnetic-switch position sensing (omit = no magnet). |
| CB / U / R | Back cover: CB double clevis, U 90° side inlet, R axial inlet (bore-dependent). |
Mounting accessories: LB, FA, CJ. Related PB-family variants: PSB (single-acting push), PTB (single-acting pull), PBD (double rod), PBJ (adjustable stroke), PBR (front-mount).
Actuates a pivoting cutting head on an automated router, using the CB clevis to accommodate the arc of the tool arm while separating printed circuit boards.
Provides consistent clamping pressure on a vertical form-fill-seal machine, where the 56.5 N push force at 0.5 MPa secures film edges during the heat sealing process.
Drives a lightweight sorting flap on a logistics conveyor line, swinging the CB clevis to push parcels into secondary chutes at high cycling speeds.
When sizing this actuator, consider stepping down to the Ø10 bore if your payload is lighter, which offers 39.3 N push at 0.5 MPa, or stepping up to the Ø16 bore for heavier requirements providing 100.5 N push at 0.5 MPa.
A standard PB cylinder does not hold its position or load when air pressure is lost or the valve is centered; the piston will drift, and the bumper only decelerates it near the stroke end rather than locking it. If your application requires fail-safe load holding, an external stop or rod lock is necessary. Confirm your ordering essentials: 12 mm bore, 200 mm stroke, M5x0.8 port, S magnet, CB double clevis back cover, and any LB, FA, or CJ mounting brackets.
Quick checklist
At 0.5 MPa, the push force is 56.5 N and the pull force is 46.7 N. At the maximum operating pressure of 0.7 MPa, the push force is 79.1 N and the pull force is 65.4 N. The operating pressure range is 0.15-0.7 MPa, with a proof pressure of 1.2 MPa, and the speed range is 50-800 mm/s.
No, a plain PB cylinder does not hold its load or position when air is lost or the valve is centered; the piston drifts and the fixed TPU bumper only decelerates it near the stroke end. For vertical or fail-safe load holding, you must use an external stop or a separate rod lock.
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