
The AirTAC Airtac PB Pen-type Cylinder PB12X200SULB 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 PB12X200SULB is a JIS pen-size double-acting single-rod mini cylinder engineered for compact, high-frequency motion. It delivers a theoretical push of 56.5 N and pull of 46.7 N at 0.5 MPa, driven through an M5x0.8 air port. The slim SUS304 stainless barrel and piston rod provide corrosion resistance for damp production areas while keeping weight low for end-of-arm tooling. This configuration includes a built-in magnet for position sensing, a 90-degree U side inlet, and an LB mounting bracket.
At the maximum standard stroke of 200 mm, the Ø5 mm piston rod is designed strictly for coaxial thrust; adding an external linear guide prevents side-load binding on long extensions. The ends rely on fixed TPU bumpers rather than adjustable air cushions, meaning they only decelerate the final few millimeters of travel. For heavy tooling moving at high speeds, metering out the exhaust or adding an external shock absorber is recommended to prevent bottoming out.
| Model | Airtac PB Pen-type Cylinder PB12X200SULB |
|---|---|
| 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).
Extends a cutting tool guide along a 200 mm path within a tight electronics manufacturing cell, utilizing the slim stainless body to fit between dense conveyor lines.
Cycles a small heat-seal jaw at high frequency, relying on the 56.5 N extend force to close packaging film while the U side inlet keeps pneumatic tubing flush against the machine frame.
Pushes lightweight medical assay trays into an inspection station, where the built-in S magnet triggers a solid-state sensor to verify full extension before imaging.
If your application requires less force, stepping down to the 10 mm bore yields 39.3 N of push at 0.5 MPa; if you need more power, stepping up to the 16 mm bore provides 100.5 N. Note that a standard PB body does not hold position if air pressure drops or the valve is centered—the piston will drift, so an external rod lock is required for fail-safe holding.
This specific model code (PB12X200SULB) specifies a 200 mm stroke, the S magnet for AirTAC reed or electronic switches, the U 90-degree side air inlet for flat plumbing, and the LB mounting bracket for secure attachment. Confirm the rod-end thread is M10x1.0 when specifying your coupling fixtures.
Quick checklist
This 12 mm bore double-acting cylinder generates a push of 56.5 N and a pull of 46.7 N at 0.5 MPa. At the maximum operating pressure of 0.7 MPa, the push is 79.1 N and the pull is 65.4 N. It operates between 0.15-0.7 MPa at speeds of 50-800 mm/s, with a proof pressure of 1.2 MPa.
It uses fixed TPU bumpers at both ends, which decelerate the piston only over the last few millimeters; they are not adjustable and do not act as a lock. If air is lost, the piston will drift, so an external stop is needed for fail-safe holding. The S magnet allows AirTAC reed or electronic switches to read position, and the LB bracket provides rigid mounting.
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