ACQ2 series Thin Profile Cylinder
Description
The ACQ2 series is a compact, thin-profile cylinder designed for automation equipment with limited space due to its significant space-saving advantages. Available in a variety of bore sizes from 12mm to 100mm, it supports a variety of actuation modes, including double-acting and single-acting (spring-loaded/spring-loaded), offering a wide range of compatibility. Flexible installation options include through-hole and internal threaded options for easy integration. Some models feature built-in magnetic rings for position detection, and the air port interface offers a variety of international standard thread types, including PT, G, and NPT, ensuring its versatility and ease of installation in diverse global markets.
Symbol

Specification
| Inner diameter(mm) | 12 | 16 | 20 | 25 | 32 | 40 | 50 | 63 | 80 | 100 | |
| Action form | Double-action type | ||||||||||
| Single-acting extrusion type, single-acting introduction type | - | ||||||||||
| Working medium | Air (filtered with a filter of 40 μm or more) | ||||||||||
| Operating pressure range | Double-action type | 0.15~1.0MPa(22~145psi) | |||||||||
| Single-action | 0.2~1.0MPa(28~145psi) | ||||||||||
| Ensure pressure resistance | 1.5MPa(215psi) | ||||||||||
| Working temperature ℃ | -20~70 | ||||||||||
| Operating speed range (mm/s) | Double action: 30~500 Single action: 50~500 | ||||||||||
| Stroke tolerance range |
Stroke≤100 |
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| Buffer type | Crash pads | ||||||||||
| Pipe diameter[Note 1] | M5X0.8 | PT1/8 | PT1/4 | PT3/8 | |||||||
| [Note 1] The thread types of the pipe are PT thread, G thread and NPT thread. | |||||||||||
Stroke
| Cylinder diameter (mm) | Standard stroke | |
| Double Action | Single Action | |
| 12 | 5 10 15 20 25 30 | 5 10 |
| 16 | ||
| 20 | 5 10 15 20 25 30 35 40 45 50 | 5 10 |
| 25 | ||
| 32 | 5 10 15 20 25 30 35 40 45 50 75 100 | 5 10 |
| 40 | ||
| 50 | 10 15 20 25 30 35 40 45 50 75 100 | 10 20 |
| 63 | Not applicable | |
| 80 | ||
| 100 | ||
| [Note] For magnetic switch specifications and characteristics, please refer to the magnetic switch series. | ||
Ordering Code

Internal structure and main parts materials
| Serial number | Name | Materials |
| 1 | Rear cover | N/A (φ12, 16) / Aluminum Alloy (Other) |
| 2 | Anti-collision pad (ring) | TPU (φ12-25) / NBR (Other) |
| 3 | Piston | Brass (φ12, 16) / Aluminum Alloy (Other) |
| 4 | Wear pad (ring) | N/A (φ12-32) / Wear-Resistant Material (Other) |
| 5 | Piston O-ring | NBR |
| 6 | Piston rod | S45C Hard Chrome-Plated Grinding Rod |
| 7 | Body | Aluminum Alloy |
| 8 | Bushing | N/A (φ12-32) / Wear-Resistant Material (Other) |
| 9 | O-ring | NBR |
| 10 | Front cover | Aluminum Alloy |
| 11 | C-shaped retaining ring | Spring Steel |
| 12 | Front cover O-ring | NBR |
| 13 | Magnet | Sintered NdFeB (φ12-25) / Plastic (Other) |
| 14 | Magnet holder | Brass (φ12, 16) / Aluminum Alloy (Other) |
External specifications
Through-hole mounting type/ACQ2B
Double-acting cylinder size chart

[Note 2] Long stroke
| Medel | Stroke(mm) | B | F | P | Q |
| 32 | 75100 | 33 | 7.5 | 45665 | 10.5 |
| 40 | 75100 | 39.5 | 8 | 45665 | 11 |
| 50 | 75100 | 40.5 | 10.5 | 45661 | 10.5 |
| 63 | 75100 | 46 | 10.5 | 45661 | 15 |
| 80 | 75100 | 53.5 | 12.5 | 45724 | 16 |
| 100 | 75100 | 63 | 13 | 45724 | 23 |
| [Note 1] Standard stroke intervals are 5 mm. [Note 2] Unless otherwise specified, the dimensions of through-hole cylinders and double-ended threaded cylinders are the same. |
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Single-acting cylinder dimensions

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| Piston rod external thread | [Note 3] Internal thread at both ends | Single action/spring press | ||||||||||||||||||
|
Cylinder diameter (mm) |
C | X | φD | H | L | K |
Cylinder diameter (mm) |
O | R |
Cylinder diameter (mm) |
A | L | ||||||||
| 12 | 9 | 10.5 | 6 | M5×0.8 | 14 | 5 | 12 | M4×0.7 | 7 | 5st | 10st | 20st | 5st | 10st | 20st | |||||
| 16 | 10 | 12 | 8 | M6×1.0 | 15.5 | 6 | 16 | M4×0.7 | 7 | 12 | 30.5 | 40.5 | - | 8.5 | 13.5 | - | ||||
| 20 | 12 | 14 | 10 | M8×1.25 | 18.5 | 8 | 20 | M6×1.0 | 10 | 16 | 32 | 42 | - | 8.5 | 13.5 | - | ||||
| 25 | 15 | 17.5 | 12 | M10×1.25 | 22.5 | 10 | 25 | M6×1.0 | 10 | 20 | 34 | 44 | - | 9.5 | 14.5 | - | ||||
| 32 | 20.5 | 23.5 | 16 | M14×1.5 | 28.5 | 14 | 32 | M6×1.0 | 10 | 25 | 37.5 | 47.5 | - | 10 | 15 | - | ||||
| 40 | 20.5 | 23.5 | 16 | M14×1.5 | 28.5 | 14 | 40 | M6×1.0 | 10 | 32 | 40 | 50 | - | 12 | 17 | - | ||||
| 50 | 26 | 28.5 | 20 | M18×1.5 | 33.5 | 17 | 50 | M8×1.25 | 14 | 40 | 46.5 | 56.5 | - | 12 | 17 | - | ||||
| 63 | 26 | 28.5 | 20 | M18×1.5 | 33.5 | 17 | 63 | M10×1.5 | 18 | 50 | - | 58.5 | 78.5 | - | 18 | 28 | ||||
| 80 | 32.5 | 35.5 | 25 | M22×1.5 | 43.5 | 22 | 80 | M12×1.75 | 22 | *Unless otherwise specified, the dimensions of through-hole cylinders and cylinders with threaded holes at both ends are the same | ||||||||||
| 100 | 32.5 | 35.5 | 30 | M26×1.5 | 43.5 | 27 | 100 | M12×1.75 | 22 | |||||||||||
ACDQ2B
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*The above dimensions are for D-A7 type magnetic switches only
*(): The dimensions in brackets are for D-F79L and D-J79L models
FAQ
-
What is the ACQ2 series cylinder designed for?
The ACQ2 series is designed for automation equipment operating in space-constrained environments. Its compact and slim design significantly saves space.
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Does the ACQ2 series have features for position detection?
Yes, some models of the ACQ2 series are equipped with built-in magnetic rings for position detection, enhancing their functionality in automation applications. Additionally, the air port interface supports various international standard thread types, including PT, G, and NPT, ensuring compatibility in diverse global markets.

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