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    Quote

    Fast Track to a Quote

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    • APT Switch LA39-B2-11D/R
    • APT Switch LA39-B2-11D/R
    • APT Switch LA39-B2-11D/R
    • APT Switch LA39-B2-11D/R
    1/4

    • Certification | Testing
      Factory Certified

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      24h refund guarantee

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    Brand New

    APT Switch LA39-B2-11D/R

    14 inquiries last 6 mos.
    Price on Inquiry
    Inquire for stock availability

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    Need a Same-Day Quote?

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    Need help confirming model compatibility?

    Get fast and efficient assistance from our experienced technical sales and customer service teams. No question is too small, and no problem is too big.
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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

    Professional Model-Matching System

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

    Contact resistance Hard silver contact≤50mΩ (new value) Power frequency withstand voltage AC 1890V 50Hz · 1min Mechanical endurance 3 million times for normal button, mushroom button and illuminated button, 100,000 times for latching button, 300,000 times for selector, 50,000 times for key switch and emergency stop button Electrical endurance ≥600,000 times Action frequency: 1,200 times/hour Conventional thermal current Ith 10A Rated insulation voltage Ui 660V Working temperature Ambient temperature -25℃ ~+55℃ Average temperature in 24h not over +35℃ Working humidity ≤90% RH, the relative humidity is not over 50% when the temperature exceeds 40℃

    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: Are the products listed on OKmarts sourced from the gray market or unauthorized liquidation stock?

      A: No. Unlike surplus liquidation brokers who sell unpredictable, unvetted excess inventory, OKmarts builds strategic partnerships directly with active factory supply chains and authorized distribution channels. This ensures that every component is fully traceable, factory-fresh, and covered by standard manufacturer liability frameworks.

    • Q: How does OKmarts ensure data privacy and cybersecurity regarding our corporate blueprints and proprietary purchase data?

      A: We protect your data using enterprise-grade SSL encryption and secure cloud architectures. Any technical blueprints, system designs, or proprietary engineering files uploaded to our servers for customization or compatibility analysis are treated under strict confidentiality protocols and non-disclosure standards.

    • Q: What should I do if the specific part number is obsolete or discontinued by the manufacturer?

      A: Our technical engineering team specializes in obsolescence management. If a part is lifecycle-discontinued, we utilize our cross-reference database to recommend exact drop-in replacements or functionally equivalent alternatives, ensuring minimal redesign for your machinery.

    LA39-B2-11D/R
    High Efficiency
    Stable Performance
    Long Service Life
    Explore More APT Switch

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    Q&A

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    • Q: Does the platform have a shopping cart feature?

      A: Yes, we offer a shopping cart feature where you can add multiple items for convenient one-time checkout or to compare prices and features of different products.

    • Q: Do I need to pay for shipping when returning a product?

      A: According to our return policy, if the return is due to product quality issues or our mistake, we will cover the return shipping fee. If it's for other reasons, the return shipping fee may be borne by you. Please refer to our return policy for specific details.

    • Q: How can I view the size and specifications of a product?

      A: On the product details page, you can find detailed information about size and specifications, including size charts, specific measurements, and more, to help you select the right product.


    Customer reviews

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    Based on 1 reviews
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    • Mar 09, 2022

      Anonymous user
      All was ok! No problems whatsoever.
      Helpful?
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