Sign up and use coupon code VETERANOWNED to save 10% on your first order
Cart ():
Close Cart preview ()
Close Menu

Emerson ACK 4 ACK Check Valve

SKU kpi002-064985
  • 30-day returns
  • Fast shipping
  • Secure payments
  • Over 300,000 products

Product details

SKU: kpi002-064985
Manufacturer: White Rodgers
Manufacturer Part Number: 64985
Model Number: ACK 4
GTIN: 681344649850

Product description

The ACK check valve is a normally closed magnetic check valve that prevents reverse refrigerant flow in liquid lines and compressor discharge lines.


  • Copper Connection Size 1/4” ODF Solder
  • Hermetic Spun Copper Design
  • Magnetic Checking Action
  • Built-In 30 Mesh Stainless Steel Strainer
  • Can Be Installed In Any Position

Additional Information

Inlet Connection Size1/4” ODF Solder
Outlet Connection Size1/4” ODF Solder
Maximum Working Pressure (psig)800
Nominal Tons R-22 Suction 40°F @ 1 psiSuction 0.4, Liquid 2.6
Nominal Tons R-404A 40°F @ 2 psiDischarge 0.59, Suction 0.34, Liquid 1.77
Nominal Tons R-410A 40°F @ 2 psiDischarge 0.8, Suction 0.48, Liquid 2.59

Customer Reviews


We don't have any reviews, yet. Be the first to review this item.

Review this product

Emerson ACK 4 ACK Check Valve Overall rating
Required fields