{"id":4336,"date":"2026-01-19T16:44:43","date_gmt":"2026-01-19T08:44:43","guid":{"rendered":"https:\/\/atfits.com\/?post_type=product&p=4336"},"modified":"2026-01-19T16:44:43","modified_gmt":"2026-01-19T08:44:43","slug":"smc-sy9120-5d-03-solenoid-valve-sy91205d03","status":"publish","type":"product","link":"https:\/\/atfits.com\/es\/producto\/smc-sy9120-5d-03-solenoid-valve-sy91205d03\/","title":{"rendered":"SMC SY9120-5D-03 Solenoid Valve SY91205D03"},"content":{"rendered":"

SMC SY9120-5D-03 Solenoid Valve (SY91205D03)<\/h1>\n
<\/div>\n

1. Product Overview<\/h2>\n
<\/div>\n
The SMC SY9120-5D-03 is a high-flow 2-position, 5-port single solenoid valve from SMC\u2019s SY9000 series, engineered for heavy-duty pneumatic control in large-scale industrial automation systems. It features an internal pilot design, a DC24V low-power solenoid coil, and a 03 (Rc 3\/8) port specification, making it ideal for controlling large-bore double-acting cylinders, rotary actuators, and high-flow pneumatic tools in automotive manufacturing, heavy machinery assembly, and bulk material handling applications. With an operating pressure range of 0.15\u20131.0 MPa, this valve delivers exceptional flow capacity and rapid response, while its non-locking push-type manual override enables on-site debugging without power supply. The robust die-cast aluminum alloy body and ISO 5599-1 compliant sub-base mounting design ensure stable operation in harsh industrial environments, supporting centralized piping layouts for simplified maintenance and system scalability.<\/div>\n
<\/div>\n

2. Main Functions<\/h2>\n
<\/div>\n
\n
\n\n\n\n\n\n\n\n\n\n\n
Function<\/th>\nDetailed Description<\/th>\n<\/tr>\n<\/thead>\n
High-Flow Pneumatic Actuator Control<\/td>\n5-port (P, A, B, R1, R2) configuration switches large-volume compressed air flow to drive extension and retraction of heavy-duty double-acting cylinders, meeting the demands of high-load, high-cycle automation tasks.<\/td>\n<\/tr>\n
Manual Override Operation<\/td>\nNon-locking push-type plunger allows manual valve actuation for system testing, fault diagnosis, and emergency operation without electrical power, automatically resetting to the default state after release.<\/td>\n<\/tr>\n
Real-Time Status Monitoring<\/td>\nBuilt-in LED indicator on the solenoid coil provides visual feedback of valve activation status; integrated surge protection safeguards the coil from voltage spikes and extends service life.<\/td>\n<\/tr>\n
Energy-Saving Low-Power Operation<\/td>\nEquipped with a 0.5W low-power coil, minimizing energy consumption and heat generation for efficient long-term continuous operation in large-scale production lines.<\/td>\n<\/tr>\n
Rapid Flow Reversal<\/td>\nOptimized internal flow path and high-performance elastic seals deliver a fast response time of 8\u201312 ms and a maximum operating frequency of 10 Hz, matching the speed requirements of heavy-duty automation processes.<\/td>\n<\/tr>\n
Centralized Piping Integration<\/td>\nCompatible with SY9000 series sub-bases for centralized air supply and exhaust, simplifying system piping layout and enhancing maintenance efficiency in large-scale automation setups.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n
<\/div>\n

3. Technical Features<\/h2>\n
<\/div>\n
    \n
  1. Internal Pilot Operation<\/strong>: Utilizes the system\u2019s supply pressure for valve actuation, eliminating external pilot air lines and reducing installation complexity and piping costs.<\/li>\n
  2. High-Flow Capacity Design<\/strong>: Optimized internal valve core and flow path structure provide a large effective cross-sectional area, ensuring sufficient air supply for large-bore pneumatic actuators and heavy-load equipment.<\/li>\n
  3. Robust Corrosion-Resistant Construction<\/strong>: Die-cast aluminum alloy valve body with anti-corrosion coating offers high structural rigidity and resistance to industrial contaminants, supporting a service life of \u226550 million cycles.<\/li>\n
  4. Broad Operating Pressure Range<\/strong>: 0.15\u20131.0 MPa operating pressure covers heavy-duty pneumatic applications, compatible with a wide range of large-scale actuators and tools.<\/li>\n
  5. IP65 Protection Rating<\/strong>: Dust-tight and water-resistant design for the connector area protects internal components from moisture and dust, ensuring stable operation in harsh industrial environments.<\/li>\n
  6. Lubrication-Free Compatibility<\/strong>: Pre-lubricated internal components support oil-free pneumatic systems, avoiding contamination of sensitive workpieces in clean manufacturing processes.<\/li>\n
  7. ISO Standard Mounting Compliance<\/strong>: Adheres to the ISO 5599-1 standard for sub-base mounting, enabling seamless integration with other standard pneumatic components and facilitating system expansion and modification.<\/li>\n
  8. RoHS Compliance<\/strong>: Meets international environmental standards, free of restricted hazardous substances (e.g., lead, mercury), suitable for eco-friendly production facilities.<\/li>\n<\/ol>\n
    <\/div>\n

    4. Product Dimensions (Unit: mm)<\/h2>\n
    <\/div>\n
    \n
    \n\n\n\n\n\n\n\n\n\n\n\n\n\n
    Dimension Parameter<\/th>\nValue<\/th>\n<\/tr>\n<\/thead>\n
    Overall Length<\/td>\n145<\/td>\n<\/tr>\n
    Overall Width<\/td>\n60<\/td>\n<\/tr>\n
    Overall Height (Including Coil)<\/td>\n95<\/td>\n<\/tr>\n
    Port Specification<\/td>\nRc 3\/8 (P, A, B, R1, R2)<\/td>\n<\/tr>\n
    Mounting Hole Diameter<\/td>\n8<\/td>\n<\/tr>\n
    Mounting Hole Spacing (Center-to-Center)<\/td>\n50 \u00d7 50<\/td>\n<\/tr>\n
    Solenoid Coil Connection<\/td>\nD-Type Electrical Connector<\/td>\n<\/tr>\n
    Manual Override Diameter<\/td>\n6<\/td>\n<\/tr>\n
    Lead Wire Length (D-Type Configuration)<\/td>\n600<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n
    <\/div>\n

    5. Weight and Material Specifications<\/h2>\n
    <\/div>\n
    \n
    \n\n\n\n\n\n\n\n\n\n\n\n
    Component<\/th>\nMaterial<\/th>\nWeight (g)<\/th>\n<\/tr>\n<\/thead>\n
    Valve Body<\/td>\nDie-Cast Aluminum Alloy<\/td>\n650<\/td>\n<\/tr>\n
    Solenoid Coil<\/td>\nCopper Wire + Epoxy Resin Encapsulation<\/td>\n120<\/td>\n<\/tr>\n
    Seals & O-Rings<\/td>\nNitrile Rubber (NBR)<\/td>\n25<\/td>\n<\/tr>\n
    Manual Override Plunger<\/td>\nReinforced Engineering Plastic<\/td>\n12<\/td>\n<\/tr>\n
    Threaded Fittings<\/td>\nBrass<\/td>\n45<\/td>\n<\/tr>\n
    Mounting Fasteners<\/td>\nZinc-Plated Steel<\/td>\n18<\/td>\n<\/tr>\n
    Total Weight (Assembly)<\/strong><\/td>\n–<\/td>\n870<\/strong><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n
    <\/div>\n

    6. Key Performance Parameters<\/h2>\n
    <\/div>\n
    \n
    \n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
    Parameter<\/th>\nValue<\/th>\n<\/tr>\n<\/thead>\n
    Operating Pressure Range<\/td>\n0.15\u20131.0 MPa<\/td>\n<\/tr>\n
    Rated Supply Voltage<\/td>\nDC24V \u00b110%<\/td>\n<\/tr>\n
    Power Consumption<\/td>\n0.5W<\/td>\n<\/tr>\n
    Valve Response Time<\/td>\n8\u201312 ms<\/td>\n<\/tr>\n
    Maximum Operating Frequency<\/td>\n10 Hz<\/td>\n<\/tr>\n
    Ambient Temperature Range<\/td>\n-10\u00b0C to 50\u00b0C (Non-Condensing)<\/td>\n<\/tr>\n
    Service Life<\/td>\n\u226550,000,000 Cycles<\/td>\n<\/tr>\n
    Protection Class<\/td>\nIP65 (Connector Area); Dust-Resistant (Body)<\/td>\n<\/tr>\n
    Working Fluid<\/td>\nFiltered Compressed Air (Particle Size \u22645 \u03bcm)<\/td>\n<\/tr>\n
    Leakage Rate<\/td>\n\u22640.1 cm\u00b3\/min (at 1.0 MPa)<\/td>\n<\/tr>\n
    Manual Override Type<\/td>\nNon-Locking Push Type<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"

    SMC SY9120-5D-03 Solenoid Valve (SY91205D03) 1. Product Overview The SMC SY9120-5D-03 is a high-flow 2-position, 5-port single solenoid valve from<\/p>","protected":false},"featured_media":4337,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[95],"product_tag":[],"class_list":{"0":"post-4336","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-smc","8":"first","9":"instock","10":"shipping-taxable","11":"product-type-simple"},"yoast_head":"\nSMC SY9120-5D-03 Solenoid Valve SY91205D03 - Autofits<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/atfits.com\/es\/producto\/smc-sy9120-5d-03-solenoid-valve-sy91205d03\/\" \/>\n<meta property=\"og:locale\" content=\"es_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"SMC SY9120-5D-03 Solenoid Valve SY91205D03 - Autofits\" \/>\n<meta property=\"og:description\" content=\"SMC SY9120-5D-03 Solenoid Valve (SY91205D03) 1. 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