ASCO EF8321G001 Solenoid Valve


The ASCO EF8321G001 solenoid valve is part of the ASCO 321 Series, designed for quick exhaust applications in industrial fluid control and automation systems. This pilot-operated, three-way valve allows air to be exhausted rapidly through its exhaust orifice, helping shift pneumatic control valves efficiently.

Featuring a brass valve body and resilient NBR sealing elements, the EF8321G001 is designed for reliable shutoff in compatible applications. Its quick-exhaust function makes it suitable for industrial systems where responsive pneumatic control and dependable valve operation are important.

BMP Pneumatics supplies ASCO solenoid valves for industrial maintenance, replacement, and equipment integration. Contact us with the complete model number and required coil voltage to confirm the appropriate configuration and request a quotation.

ASCO EF8321G001 Technical Specifications

Parameter Specification
Brand ASCO
Model EF8321G001
Product Series 321 Series
Valve Type Quick-exhaust solenoid valve
Valve Function 3-way, 3/2 normally closed
Operating Principle Pilot-operated
Body Material Brass
Port Size 1/4 inch
Port Connection NPT
Orifice Size 9/32 inch
Flow Coefficient (Cv) 0.80
Flow Coefficient (Kv) 0.69
Operating Pressure 10–200 psi (approximately 0.69–13.8 bar)
Compatible Media Air, inert gas, water, and light oil, subject to applicable specifications
Sealing Material NBR
Mounting Position Any position
Electrical Configuration Confirm the complete model suffix and coil rating

Specifications are based on published ASCO 321 Series product information. Electrical ratings, temperature limits, and certain operating conditions depend on the specific valve configuration. Verify the complete ordering code before purchase.

Key Features of the ASCO EF8321G001

1. Quick-Exhaust Performance

The EF8321G001 is designed to exhaust air rapidly through its exhaust orifice. This function helps pneumatic control valves shift quickly and supports responsive operation in suitable control systems.

2. Brass Valve Body

The brass body provides a durable construction for compatible industrial fluid control applications. Actual suitability depends on the working medium, pressure, temperature, and installation conditions.

3. Reliable Sealing

The valve uses resilient seated poppets to provide tight shutoff. The specified NBR sealing material should be checked against the intended fluid and operating environment before installation.

4. Flexible Mounting Orientation

The ASCO 321 Series supports installation in any mounting position, subject to the applicable product instructions and system requirements.

5. Industrial Control Applications

With its quick-exhaust function and three-way configuration, the valve is intended for systems that require controlled fluid flow and rapid pneumatic exhaust.

Typical Applications

The ASCO EF8321G001 may be used in compatible industrial systems, including:

  • Pneumatic control circuits
  • Industrial automation equipment
  • Process control systems
  • Equipment requiring rapid pneumatic valve shifting
  • Refining, chemical processing, and food and beverage applications where the specified configuration is suitable

Application suitability must be confirmed against the actual operating medium, pressure, temperature, and relevant industry requirements.

How to Confirm the Correct EF8321G001 Configuration

Before ordering, verify the complete model number rather than relying on the base designation alone. The suffix identifies important configuration details, including the electrical coil specification.

Please confirm the following information:

  • Complete model or ordering code
  • Required coil voltage and frequency
  • Port size and connection standard
  • Operating medium and pressure
  • Required quantity

Providing these details helps reduce the risk of ordering an incompatible valve.

Why Source ASCO Solenoid Valves from BMP Pneumatics?

BMP Pneumatics supplies ASCO solenoid valves and other industrial valve products for maintenance, replacement, and automation applications.

We can assist with model identification and product inquiries based on the available part number and technical requirements. Contact our team to check availability and obtain a quotation for the ASCO EF8321G001 solenoid valve.

Request a Quote

Looking for the ASCO EF8321G001 solenoid valve? Send BMP Pneumatics the complete model number, coil voltage, and required quantity. Our team can help review the product information and confirm the appropriate configuration before ordering.