The ASCO™ 210 Series (also known as 8210) is an economical, high-flow general-purpose solenoid valve line engineered for maximum versatility and reliability. It provides dependable directional control for a wide array of industrial media, including liquids, air/inert gases, and mildly corrosive fluids. Known for long service life and low internal leakage, this 2-way valve is designed for broad pressure ratings and sizes, making it a cost-effective solution for countless industrial applications.
High Flow in Compact Design: Delivers superior flow capacity (Cv/Kv values) relative to its size, optimizing performance in space-constrained installations.
Extreme Application Versatility: Engineered to handle a vast media range—from air and water to oils, inert gases, liquid propane, and even hot water or cryogenic fluids like liquid nitrogen.
Broad Configuration Options: Available in a variety of body materials (brass or stainless steel), port sizes, and voltages to meet exact requirements. Models include Normally Closed (NC) or Normally Open (NO) operation.
Robust Construction & Safe Operation: Features rugged construction suitable for indoor, outdoor, corrosive, and hazardous environments. Specific models offer IP65-rated protection and carry ATEX, UL, CSA, and other global certifications for safe use in designated areas.
Global Compliance Readiness: Available in lead-free versions to comply with regulations such as the Safe Drinking Water Act.
This versatile valve is commonly used for control in:
Commercial Equipment: Car wash systems, laundry equipment, and commercial gas burners.
Industrial Machinery: Air compressors, pumps, boilers, heat exchangers, and industrial water control systems.
Process & HVAC: Grain dryers, incinerators, space heaters, and other light process applications.
The table below summarizes the core specifications for the ASCO 210 Series. Specific parameters may vary by model.
| Attribute | Specification |
|---|---|
| Valve Type / Function | 2-Way, 2/2 (Normally Closed or Normally Open) |
| Operation Type | Solenoid Operated, Pilot Operated (for specific models) |
| Body Material | Brass or Stainless Steel |
| Port Size Options | From 3/8″ up to 2 1/2″ NPT or G (ISO 228/1) |
| Pressure Range (Max) | Vacuum to 24 bar (350 psi) for general service; specific models up to 34.5 bar (500 psi) |
| Temperature Range | Standard: -20°C to +75°C. Extended: Cryogenic models down to -194°C; Hot water models up to +99°C. |
| Compatible Media | Air, Inert Gases, Water, Light Oils, LPG, Natural Gas, Hot Water, Cryogenic Fluids, etc. |
| Flow Coefficient (Kv) | From 0.86 m³/h to over 12 m³/h, depending on model and size |
| Coil Voltages | Wide range available: 12VDC, 24VDC/AC, 110/115VAC, 120DC, 220-240VAC/DC, and more. Voltage range options available. |
| Response Time | Typical opening/closing times of ≤120ms for pilot-operated models. |
| Standards & Approvals | ATEX, IECEx, UL, CSA, NEMA (model dependent). IP65 rating on specific models. |
For over a century, ASCO by Emerson has led the industry in fluid automation and flow control innovation. The 210 Series embodies this heritage by offering proven, field-tested reliability for essential on/off control tasks. Its unmatched balance of performance, durability, and cost-effectiveness ensures dependable operation in your critical applications while optimizing total cost of ownership.
For detailed technical datasheets, CAD drawings, or to discuss the specific model that fits your application, our sales engineers are ready to assist you.
For further information, quotation, or technical support regarding the ASCO™ 210 Series 2-Way Solenoid Valves, please contact the sales team at Kateteco. We are here to help you find the optimal valve solution.
Have questions about model selection or custom options? Reach out to the Kateteco sales team today.
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KateTeco (Tianjin) Technology Co., Ltd. serves as an outstanding partner in the field of industrial fluid automation, specializing in the introduction and integration of high-end valves and instruments. We are committed to providing customers with safe, reliable, and intelligent system solutions. By leveraging global leading product resources and supported by systematic professional training and on-site technical assistance from Emerson’s experienced engineers, we ensure that customers can respond promptly and accurately to technical challenges.
With full lifecycle services covering installation, commissioning, operation, maintenance, and replacement, we deliver a true one-stop service system. This allows our customers to enjoy seamless, efficient, and high-quality assurance, supporting enterprises in achieving stable operation and continuous upgrades.


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