
The AirTAC Airtac PB Pen-type Cylinder PB12X200SU 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 PB12X200SU is a double-acting JIS pen-size mini cylinder engineered for compact, high-frequency motion. It utilizes a slim SUS304 stainless steel round barrel and piston rod, offering robust resistance in damp or mildly corrosive environments. Delivering 56.5 N of push force at 0.5 MPa, this 12 mm bore unit features a 200 mm stroke and a built-in magnet for position sensing.
This model incorporates a U-type back cover, providing a 90-degree perpendicular air inlet for flat plumbing in space-constrained setups. Operating at speeds from 50-800 mm/s, it relies on a fixed TPU bumper at each end to decelerate the piston. Because the rod is only Ø5 mm, maintaining coaxial thrust is critical over the extended 200 mm travel to prevent side-loading damage.
| Model | Airtac PB Pen-type Cylinder PB12X200SU |
|---|---|
| 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 tooling arm to separate printed circuit boards, utilizing the 90-degree side inlet to keep pneumatic hoses flush against the machinery frame.
Pushes lightweight parcels off a main conveyor belt, relying on the 56.5 N push force and the S magnet to confirm diversion strokes.
Drives a dosing probe in analytical equipment where the SUS304 build resists humid cleanroom conditions and the slim body saves valuable space.
If you need less force, the Ø10 bore provides 39.3 N of push at 0.5 MPa, while stepping up to the Ø16 bore yields 100.5 N for heavier tooling.
To confirm your ordering essentials: this is a 12 mm bore, 200 mm stroke unit with an M5x0.8 port and an M10x1.0 rod-end thread. It includes the S magnet for AirTAC reed or electronic switches, and the U back cover for a 90-degree side inlet. Note that a plain PB cylinder drifts when air is lost or the valve is centered, so an external rod lock is required for fail-safe holding.
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 speed of 50-800 mm/s.
It uses a fixed TPU bumper at each end that decelerates the piston over the last few millimeters; this is not an adjustable air cushion or a locking brake. If cycling heavy tooling mass at high speed, meter-out the exhaust or add an external shock absorber. The piston will drift if air pressure is lost, so an external stop is needed to hold a load.
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