- Refrigeration Equipment
- AC and Heating Equipment
- Indoor Air Quality
- Food Service
- Compressors
- Motors and Accessories
- Refrigerants and Chemicals
-
Controls and Electrical
- Thermostat
- Commercial Building
- Defrost Termination-Freeze Protection-Fan Switches
- Detector
- Electrical Devices and Accessories
- Flow Switch-Current Sensors
- Heating
- Humidity
- Motor Drives
- Pneumatic
- Pressure
- Supermarket Controls and Parts
- Temperature
- Timer
- Water Regulating Valve
- Zone Control and Wireless
-
Float Switch
-
Security Camera
- Parts and Components
- Supplies and Service
- Retired and Closeouts
- New and Featured
- Job List Builder
Product Categories
-
Product Categories
- Refrigeration Equipment
- AC and Heating Equipment
- Indoor Air Quality
- Food Service
- Compressors
- Motors and Accessories
- Refrigerants and Chemicals
- Adhesives-Threadlock View
- Coil Cleaner View
- Coil Coating View
- Coil Degreaser View
- Degreaser View
- Electric Contact Cleaner View
- Food Grade Silicone View
- Glycols View
- Leak Detection View
- Leak Sealant View
- Lubricants View
- Pump Protector View
- Refrigerant Treatments View
- Solvent View
- Wasp and Hornet Spray View
- Zinc Spray View
- Controls and Electrical
- Thermostat
- Commercial Building
- Defrost Termination-Freeze Protection-Fan Switches
- Detector
- Electrical Devices and Accessories
- Flow Switch-Current Sensors
- Heating
- Humidity
- Motor Drives
- Pneumatic
- Pressure
- Supermarket Controls and Parts
- Temperature
- Timer
- Water Regulating Valve
- Zone Control and Wireless
- Float Switch
- Security Camera
- Parts and Components
- Supplies and Service
- Retired and Closeouts
- New and Featured
- Job List Builder
-
New & Featured
Shopping Made Easy
Tools for Every Job
Contractor Spotlight
Tools
Subscriptions
Credit Account
- All Brands
- Copeland
- Sporlan
- Heatcraft
- Arcoaire
- Bohn
- IRP
- National Refrigerants
- NRP
- Sea Breeze
Catalog pricing shown. Please Sign In to see your pricing.
A4AS-1
A4AS-1
Pressure regulator, industrial, inlet pressure, 1" port, electric shut off
Engineered Items
- Vendor Name:
- Parker
- URI Part Number:
- A4AS-1
- Shipping Weight (Lbs.):
- 20
- Note 1:
- Specify coil voltage
- Port Size (mm):
- 25
- Standard Pressure Range:
- 0 - 150 psig
- Use with:
- Electric Shut Off
- Prop65:
- WARNING: This product can expose you to chemicals including Lead, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov
These are the most commonly used variations to the A4A inlet regulator. Use the A4AS to regulate when electrically energized, closed when de-energized, the A4AB to regulate when de-energized and open wide when energized, the A4AD to regulate at a lower pressure when energized and a higher pressure when de-energized, and the A4AK as a reseating relief regulator.
- Capacities similar to A4A
- Flanges not included
- Standard range: 0-150 psig
