Air Cylinder

SOLH CJP2 compact double acting pin pneumatic cylinder is fully interchangeable with equivalent SMC models. Bore sizes include Ø4/6/10/16 mm, split into CJP2 (without magnet) and CDJP2 (built-in magnetic ring). Pure double acting design fitted with rubber cushions on both ends to reduce impact and noise. Compared with legacy CJP series, it adopts shorter body construction and achieves 55%~65% weight reduction. Six mounting styles are available: basic, panel, flange, foot mount and more, suitable for embedded installation, axial fastening and lateral assembly. All sizes come with magnetic rings; even the minimum Ø4 variant supports dual M9 series magnetic switches for bidirectional position feedback. Hard anodized aluminum barrel and NBR seals enable oil-free operation with service life over 3 million cycles and steady bidirectional thrust. Widely used for short-stroke bidirectional push-pull applications such as micro component ejection in 3C industry, button durability testing, precision instrument fine-tuning and miniature actuators for medical equipment. A minimum 30% load safety margin shall be reserved during selection. Choose single-acting CJP if spring return is required, and CJ1 ultra-mini cylinder for extremely confined ultra-light load space.

SOLH CJP single acting spring return micro pin pneumatic cylinder is fully interchangeable with equivalent SMC models. Bore sizes cover Ø4/6/10/16 mm, including CJP (without magnetic ring) and CDJP (built-in magnetic ring) variants. Single acting design extends under air supply and retracts automatically via spring upon air cut-off with power-off reset safety feature. Without built-in cushion, it delivers rapid response and maximum cycling frequency up to 250 cpm. Two mounting styles are available: panel mount B and flush embedded mount S. The ultra-short body can be embedded inside machinery to save installation space. Hard anodized brass barrel and NBR seals support oil-free clean environment operation with service life over 3 million cycles. Widely used for unidirectional ejection, positioning stop, miniature jig driving, 3C button durability testing and other short-stroke single-direction actuation. A minimum 50% thrust safety margin is recommended during selection. Select CJP2 double acting model for bidirectional push-pull motion, and CJ1 ultra-mini cylinder for ultra-light payload in extremely confined space.

SOLH CDJ2 stainless steel pen-type mini pneumatic cylinder is fully interchangeable with SMC CJ2 series, available in bore sizes φ6/10/16 with built-in magnetic ring compatible with magnetic position switches. Constructed with 304 stainless steel barrel and piston rod for rust resistance and mild anti-corrosion performance, suitable for humid, food-grade, medical and clean environments. Tie-rod-free crimped end cap design delivers compact and lightweight outline. Complete variants cover CDJ2B double acting standard type, CDJ2E single acting spring return, CDJ2ET single acting spring extend, and CDJ2KB non-rotating hexagonal piston rod for anti-twist positioning. Standard rubber cushion; Z air cushion is optional for φ10/16 to reduce impact at high speed. Minimum starting pressure reaches 0.06MPa, supporting oil-free continuous operation with service life over 5 million cycles. A full set of mounting accessories including flange, foot bracket and double clevis is available. Compared with C85 and MI mini cylinders, CDJ2 provides richer specifications and better cost performance. Widely used for high-frequency linear push-pull motion in confined-space equipment for 3C testing, food machinery and medical automation. A minimum 50% safety margin on thrust is recommended during selection.

SOLH CJ2K stainless steel non-rotating mini cylinder belongs to the CJ2 cylinder family and features full dimensional interchangeability with imported original CJ2K. Bore sizes cover Φ10 and Φ16. Equipped with hexagonal piston rod and built-in guide structure for mechanical anti-twist performance. Rotation tolerance: ≤±1.5° for Φ10 and ≤±1° for Φ16, eliminating load deflection issues occurring on ordinary round rod cylinders during reciprocation. Constructed with 304 stainless steel barrel for rust and moisture resistance, featuring slim and compact outline. Three operation modes are optional: double acting, single acting spring return and single acting spring extend. Built-in magnetic ring is optional, compatible with M9BW magnetic switches for position feedback. Standard rubber cushions at both ends; oil-free operation supported with mechanical service life up to 8 million cycles. Multiple mounting options are available including basic type, foot mount, flange mount and double clevis mount. Ideal for applications requiring fixed angular posture of end fixtures, such as flat jig pushing in 3C automation, linear feeding of cameras for optical inspection, workpiece transportation inside guide slots and ejection of flat workpieces. Standard CJ2 round rod cylinder is recommended if angular restriction is unnecessary and cost efficiency is prioritized. Excessive radial side load on piston rod should be avoided to prevent guide bushing abrasion and deterioration of anti-rotation accuracy.

SOLH CM2/CDM2 stainless steel round pneumatic cylinder complies with JIS B 8356 standard and is fully interchangeable with SMC CM2 series, offered in bore sizes φ20/25/32/40 mm. Its output thrust ranges between micro pen-type cylinders and standard tie-rod cylinders. Barrel, piston rod and end caps adopt 304 stainless steel, delivering rust resistance and tolerance to humid, weak acid and weak alkali environments, suitable for clean automation lines in food, pharmaceutical and electronics industries. A complete range of variants includes CDM2B standard double acting type, CM2S/CM2T single acting spring return/extend, CM2W double rod synchronous cylinder and CM2K hexagonal non-rotating rod cylinder. CDM2 versions come with built-in magnetic ring compatible with M9B and A93 magnetic switches for position detection. Standard rubber cushion is equipped; suffix A air cushion is optional to reduce impact noise under high-speed operation. Low-friction sealing enables oil-free operation with service life over 8 million cycles. Multiple mounting styles are supported: basic type, foot mount, flange, clevis and trunnion mount. Widely used for medium-load pushing, lifting, positioning and clamping tasks. A minimum 50% thrust safety margin shall be reserved during model selection.

SOLH CM3 short stainless steel mini cylinders are upgraded compact replacements for traditional CM2 series pneumatic actuators. Constructed entirely from 304 stainless steel, they deliver outstanding rust and weak acid-alkali corrosion resistance suitable for food, pharmaceutical and clean workshop environments. Optimized structure shortens overall length by up to 29mm and cuts weight by 21%, paired with four-directional air ports to enable flexible multi-angle installation in narrow equipment space. Multiple variants including double-acting, spring single-acting, double-rod and anti-rotation piston rod meet diverse linear drive requirements; CDM3 magnetic version supports magnetic switch sensing for PLC automatic interlock control. Low-friction oil-free sealing ensures over 8 million stable operating cycles. Our factory maintains mass production and sufficient spot inventory, widely applied in medical packaging, electronic assembly and food processing automated positioning.

SOLH MG series stainless steel mini pneumatic cylinders are engineered in compliance with JIS industrial standards, offering cost-effective alternatives to SMC CM2 & CM3 series with full dimensional interchangeability for direct replacement and production line retrofitting. Constructed with SUS304 stainless steel barrel and piston rod paired with high-strength aluminum end caps, they deliver outstanding rust resistance against high humidity, dust, weak acid and weak alkali surroundings, perfectly suited for food, pharmaceutical and packaging automation. Rivet rolling crimping secures the barrel and end caps tightly for excellent anti-vibration stability during long-term high-frequency reciprocation. A complete lineup covers standard double-acting, spring single-acting power-off reset types, synchronous double-rod variants and upgraded models with manually adjustable air cushions to suppress impact and noise in high-speed cycles. Low-friction composite sealing with built-in oil storage grooves supports oil-free maintenance-free operation for over 8 million working cycles. Every unit comes pre-installed with a built-in magnetic ring compatible with SMC M9B and Airtac CS1-G sensors to realize real-time position feedback and PLC automated linkage control. Supported by steady mass production and adequate overseas spot inventory, these cost-efficient cylinders are widely deployed in medium-grade automated equipment operating in damp and mildly corrosive workshop environments.

SOLH DSNU stainless steel mini pneumatic cylinders strictly comply with ISO 6432 & CETOP RP52P international standards, fully interchangeable with FESTO DSNU original cylinders, also compatible with SMC CM2 and Airtac MG series for direct drop-in replacement. Constructed entirely from SUS304 stainless steel barrel and piston rod with forged aluminum end caps, it delivers outstanding rust-proof and anti-corrosion capability to withstand high humidity, weak acid and weak alkali environments, perfectly suited for food, pharmaceutical and hygienic-grade production lines. Roller crimped end cap connection ensures robust structural stability against vibration. It supports diverse variants including double-acting, spring single-acting and DSNU-S ultra-short compact version; optional PPV self-adaptive air cushion automatically adjusts damping across 0.1~1.0MPa pressure range for stable high-speed reciprocation. Low-friction composite sealing enables oil-free operation with service life over 8 million cycles; built-in magnetic ring option works with mainstream magnetic sensors for PLC position feedback. We maintain stable mass production and sufficient global spot inventory, widely deployed in food processing, medical packaging, electronics assembly and harsh-condition automated stations.

SOLH MA economical stainless steel mini pneumatic cylinder covers bore sizes φ16/20/25/32/40/50/63 mm and is interchangeable with SMC CM2/CM3 series with outstanding cost performance. It adopts 304 stainless steel barrel and piston rod plus aluminum alloy end caps, offering rust resistance suitable for humid, mildly corrosive environments as well as clean production lines for food, electronics and packaging industries. Complete variants include MA standard double acting model, MTA single acting spring return, MSA single acting spring extend, MAD double rod synchronous cylinder and MAJ stroke adjustable type. MAC version with adjustable air cushion is optional for high-speed operation. All models are equipped with built-in magnetic ring, compatible with CS1-G and M9B magnetic switches for position feedback. Standard rubber cushion is supplied, and optional adjustable air cushion effectively reduces impact and noise. Roll-crimped end cap structure ensures stable performance and enables oil-free operation with service life over 5 million cycles. Multiple mounting accessories are available, including cylindrical tail, clevis tail, flange, foot bracket and double clevis to fit diverse equipment layouts. Ideal for light & medium-load automation projects with budget constraints. A minimum 50% thrust safety margin is recommended during selection.