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EMERSON
EMERSON
  • Power Supply
    Power Supply
  • Solenoid Coil
    Solenoid Coil
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    Solenoid Valve
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  • Check Valve
    Check Valve
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    Sight Glass
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HAWE
HAWE
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    Proportional Valve
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    Solenoid Valve
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    Diaphragm Pump
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    Vane Pump
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    Accumulator
HYDAC
HYDAC
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    Safety Valve
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    Check Valve
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    Overflow Valve
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    Gear Pump
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HIP
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SUN
SUN
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    Magnet Pump
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    Check Valve
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    Overflow Valve
Rexroth
Rexroth
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    Servo Motor
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    Servo Drive
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    Linear Guideway
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    Proportional Valve
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    Check Valve
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    Piston Pump
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    Vane Pump
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    Gear Pump
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    Filter
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    Hydraulic Motor
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      Top Picks
      • EMERSON Check Valve ACK-4
      1/1
      EMERSON Check Valve ACK-4
      $ 26 .70

      ✔ In Stock (Can ship in 5-7 days)

      Quantity
      MOQ : 12
      Payment Methods
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      • Online Support 24/7

      • 12 Months Warranty for New Products

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      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
      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
      ApprovalsUL/CUL File Number SA5312

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      Reviews

      • T

        TERIQ NEWTON

        Jul 29, 2025

        EMERSON Check Valve ACK-4
        I've been on a quest to find this item, and I'm so thrilled to see one that looks exactly like my old one.
        Helpful
        Unhelpful
      • I

        Issa Nammour

        Mar 05, 2025

        EMERSON Check Valve ACK-4
        A walk in the park
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        Unhelpful
      • M

        MIKE WOLFORD

        Nov 04, 2024

        EMERSON Check Valve ACK-4
        Easy to locate and affordable prices
        Helpful
        Unhelpful
      • K

        Kenneth Adair

        Apr 13, 2024

        EMERSON Check Valve ACK-4
        Exceeded my expectations!
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        Unhelpful
      • A

        Anonymous user

        Nov 25, 2022

        EMERSON Check Valve ACK-4
        All was ok! No problems whatsoever.
        Helpful
        Unhelpful

      EMERSON Check Valve ACK-4

      $ 26 .70
      Click here to view shipping costs.

      ✔ In Stock (Can ship in 5-7 days)

      Quantity
      MOQ : 12
      Payment Methods
      T/T pay VISA pay mastercard pay Diners Club pay Discover pay JCB pay American Express pay Stripe pay PayPal pay Google pay Apple pay Link pay venmo pay
      • Online Support 24/7

      • 12 Months Warranty for New Products

      • 30 Days Money Back Guarantee

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