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  • EMERSON Check Valve ACK-4
  • EMERSON Check Valve ACK-4
  • EMERSON Check Valve ACK-4
  • EMERSON Check Valve ACK-4
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EMERSON Check Valve ACK-4

37 RFQs (Last 6 Mos.)
US $ 26 .70 / ea
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Quantity
12
MOQ : 12

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  • 100% Original
    Genuine OEM Parts

  • Fast Delivery
    Shipped via FedEx / DHL / UPS

  • 12-Month Warranty
    Worry-Free Coverage

  • Secure Packaging
    Safe & Reliable

  • 5,000+ Global Suppliers
    Trusted by Professionals

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Send us your model numbers or nameplate details.
We will match your request with our 5,000+ verified suppliers and issue a quotation.

Popular Compatible Models

ACK-10
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

Why Global Buyers Choose O&Kmarts

O&Kmarts:
  • Access to a wide range of SKUs across multiple brands and series
  • One RFQ connects you to 5,000+ global supplier quotes
  • Better availability for urgent and hard-to-find parts
  • Faster global delivery via FedEx / DHL / UPS
  • Easier access to rare and high-value models
  • Flexible sourcing for individual parts or complete solutions
  • Lower MOQs and more adaptable buying options
  • Multi-brand procurement in one order
  • OEM replacement and alternative model solutions available
  • Fewer intermediaries, ensuring more competitive pricing

Why Global Buyers Choose O&Kmarts

Local Suppliers:
  • Limited to fast-moving SKUs only
  • Limited local market availability
  • Inventory frequently fails to meet urgent demand
  • Long replenishment cycles, often taking weeks
  • Rarely stock high-value compressors (e.g. Copeland YHV119)
  • Frequently require bundled purchases
  • Rigid and difficult MOQ negotiations
  • Limited brand selection
  • Minimal or no customization capability
  • Higher local distribution and markup costs

Top Questions from OKmarts Buyers

  • Q: Does OKmarts offer volume discounts, corporate account tier pricing, or contract pricing?

    A: Yes, we offer tailored B2B quotation frameworks. Procurement managers can submit a Request for Quote (RFQ) directly through the platform or contact a dedicated account manager to unlock tiered volume discounts and wholesale pricing structures.

  • Q: What quality certificates or compliance documentation can be provided with the shipment?

    A: Upon request, we provide standard manufacturer compliance documentation, including Certificates of Conformance (CoC), factory inspection reports, and CE/RoHS certification data sheets to ensure alignment with international regulatory and safety standards.

  • Q: How are long-term component supply risks handled if our factory relies heavily on a specific part sourced from your platform?

    A: We offer supply chain buffering and safety stock agreements for industrial clients. By sharing your annual procurement forecast, we can pre-allocate inventory in our warehouses to guarantee a continuous, predictable supply and protect your production lines from market shortages.

ACK-4
EMERSON Check Valve ACK-4 - emerson - check-valve
High Efficiency
Stable Performance
Long Service Life
Explore More EMERSON Check Valve

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Q&A

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  • Q: Are there customer testimonials available?

    A: Yes, we have customer testimonials available on our website. These testimonials provide insights into the experiences of our satisfied customers, helping you make informed decisions about our products and services.

  • Q: Is this e-commerce platform trustworthy?

    A: Yes, our e-commerce platform has been audited and certified to ensure a safe and reliable shopping environment and has a good reputation among numerous users.

  • Q: How can I check the stock status of a product?

    A: On the product details page, you can check the stock status of the item. If a product is temporarily out of stock, we will restock it as soon as possible or provide a pre-order option.


Customer reviews

5.0
Based on 5 reviews
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  • May 26, 2026

    MIKE WOLFORD
    Easy to locate and affordable prices
    Helpful?
    (8)
    (0)

  • Sep 20, 2025

    Issa Nammour
    A walk in the park
    Helpful?
    (0)
    (0)
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