Quansi Industrial (Guanyun) Co., Ltd.
                                                                                                           
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Atlas Unloader Valve 1613814400 for Air Compressors 50-5000 psi

Price Negotiable
Price: USD158/PCS
MOQ: 1
Delivery Time: 15-20 work days
Brand: Atlas
Product Description
Atlas Unloader Valve 1613814400 - High Quality Screw Air Compressor Parts
An unloader valve is a critical pressure control component used in air compressors, pressure washers, and hydraulic systems. It functions by relieving excess pressure when the system reaches its maximum setpoint, preventing damage to the pump and ensuring safe operation.
Key Features
  • Pressure Regulation - Maintains optimal system pressure
  • Pump Protection - Prevents overpressure and motor overload
  • Energy Efficiency - Reduces power consumption when idling
  • Durable Construction - Built for high-pressure environments
  • Easy Adjustment - Field-adjustable pressure settings
Technical Specifications
Parameter Description Typical Values/Specifications
Valve Type Pilot-operated, Pressure-sensitive, Mechanical Varies by application
Port Size Inlet/outlet connection size 1/4" to 2" (DN8 to DN50)
Pressure Range Operating pressure range 50 to 5000 psi (3.5 to 350 bar)
Max. Flow Rate Maximum air/fluid flow capacity 10 to 300 CFM (280 to 8500 LPM)
Set Pressure Adjustable cracking pressure 50-3000 psi (3.5-210 bar)
Reset Pressure Pressure at which valve recloses Typically 10-20% below set pressure
Response Time Time to open/close under pressure change <100 ms (fast-acting models)
Body Material Construction material Brass, Steel, Stainless Steel
Seal Material Sealing components (O-rings, diaphragms) Nitrile, Viton®, PTFE
Temperature Range Operating temperature limits -30°C to 150°C (-22°F to 302°F)
Mounting Type Installation configuration In-line, Flanged, Threaded
Certifications Industry standards ASME, ISO 9001, CE, PED
Applications
  • Air Compressors (Reciprocating & rotary screw types)
  • Pressure Washers (Industrial & commercial)
  • Hydraulic Systems (Pump bypass & relief)
  • Water Blasting Equipment (High-pressure cleaning)
  • Pneumatic Tools & Machinery (Prevents air hammering)
Benefits
  • Extends pump life by preventing continuous pressure buildup
  • Reduces energy waste by unloading the pump at set pressure
  • Improves system safety with automatic pressure relief
  • Easy maintenance with replaceable seals and simple adjustment
  • Versatile compatibility for air, water, and hydraulic fluids
Contact us for additional details on installation guidelines, troubleshooting, or specific brand recommendations.

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Quansi Industrial (Guanyun) Co., Ltd.
Location 1st-2nd floor, west side of Building 6, Chengbei Science and Technology Park, Guanyun County, Lianyungang City, Jiangsu Province China
Contact Person Emily Tang

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