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ZK-4KX CNC DC-DC Buck Boost Converter Module CC CV 0.5-30V 4A Adjustable Step Down Up Voltage Regulator, 0.5-30V

ZK-4KX CNC DC-DC Buck Boost Converter Module CC CV 0.5-30V 4A Adjustable Step Down Up Voltage Regulator, 0.5-30V

Product form

Features1. Made of high quality material, solid, durable and strong conductivity. 2. Large LCD can display input/output voltage, output current/output... Read more

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£6.99

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    Description

    Features
    1. Made of high quality material, solid, durable and strong conductivity.
    2. Large LCD can display input/output voltage, output current/output power/output capacity/output time, easy to read.
    3. CNC adjustment is very accurate and fast, and it also can boost and step down voltage. Output voltage can be adjusted from 0.5-30v, while the current can be adjusted 0-4A as you desired.
    4. It features anti-reverse connection protection of input end, which will not burn out, safe to use.
    5. Anti-reverse irrigation at the output end, no additional anti-reverse irrigation diode is needed to charge the battery;
    6. The module can be set to open/close by default, easy to use.
    7. It has multiple software protection mechanisms are available, and the protection threshold is adjustable.When the working parameters of the module exceed the protection threshold, the output will be automatically closed.
    8. Output ripple is small and PI filter is available.
    9. Thicken radiator fins helps the module to dissipate heat quickly, long service life.

    Specification
    1. Input Voltage: 5.0-30v
    2. Output Voltage: 0.5-30v
    3. Output Current: It can work stably at 3A for a long time, and can reach 4A under enhanced heat dissipation.
    4. Output Power: Natural heat dissipation 35W; Strengthen heat dissipation 50W
    5. Voltage Display resolution: 0.01V
    6. Current Display resolution: 0.001A
    7. Conversion Efficiency: About 88%
    8. Soft Start: Yes (The soft start may fail when it starts with high power and load module.)
    9. Material: Fiber glass board, Electronic component
    10. Size: 7.9 x 4.3 x 2.6cm

    Protection Mechanism
    1. Input Anti-reverse Connection;
    2. Output Anti-reverse Irrigation;
    3. Input Under voltage Protection (4.8-30V adjustable, default 4.8V)
    4. Output Over voltage Protection (0.5-31V adjustable, default 31V)
    5. Output Over current Protection 0-4.1A (adjustable, default 4.1A)
    6. Overpower Protection (0-50W adjustable, default 50W)
    7. Over temperature Protection (80-110 degree C adjustable, default 110 degree C)
    8. Timeout Protection (0-100h adjustable, OFF by default)
    9. Super Capacity Protection (0-60AH adjustable, OFF by default)
    10. Operating Frequency: 180KHz


    Specification:
    Package Weight
    One Package Weight 0.10kgs / 0.23lb
    One Package Size 12cm * 8cm * 7cm / 4.72inch * 3.15inch * 2.76inch
    Qty per Carton 200
    Carton Weight 21.00kgs / 46.30lb
    Carton Size 50cm * 42cm * 37cm / 19.69inch * 16.54inch * 14.57inch
    Loading Container 20GP: 343 cartons * 200 pcs = 68600 pcs
    40HQ: 796 cartons * 200 pcs = 159200 pcs

    Specifications

    • Product Assurance: Quality Standards.

    Pros and cons

    • Sustainably produced
    • Ideal for everyday use
    • Compatible replacements
    • Generic aftermarket spare parts
    • We take compliance very seriously & want to ensure full transparency in how our products are presented.
    • Generic / compatible spare parts
    • Not designed to bypass any protection systems
    • Disclaimer: All products are third-party compatible & not affiliated with any original brand. Compatible & Generic Products (Unless Specified)
    • Not manufactured endorsed or affiliated with any original brand owners.

    Returns & Delivery

    When will my order be delivered?

    At Mira Sales, we provide accurate delivery estimates based on your address and the chosen carrier. To view your expected delivery date, please add the product to your cart—your exact options will appear instantly.

    How are delivery times calculated?

    We work with multiple trusted carriers. Delivery estimates are based on:

    • Your shipping address
    • Carrier availability in your region
    • The shipping service you select (standard, express, priority, etc.)

    Processing time, usually 1–2 business days

    Customs clearance for international orders (if applicable)

    Our system automatically shows you the best estimated arrival date before checkout.

    Do you offer tracking?

    Yes. Every order includes a tracking number once it is dispatched. You’ll receive it automatically via email or SMS (if provided). Tracking updates allow you to see each step of your order’s journey.

    Can I return my product?

    Yes, you can return your product. At Mira Sales, we want you to feel confident and satisfied with your purchase. If an item arrives damaged, faulty, or not as described, we will happily offer a replacement or refund. Contact our support team via support@mirasales.com

    To speed up resolutions, we kindly request that you provide photo or video evidence of the issue.

    What can I do if my item (or part of it) is damaged?

    At Mira Sales, we want every order to arrive in perfect condition. If your item—or any part of it—arrives damaged, we will resolve the issue quickly and fairly.

    Eligibility for Returns

    You may request a return if:

    • The product arrives damaged, defective, or not working
    • You receive the wrong item
    • The item is not as described on our website

    To process your return quickly, we may ask for a photo or video showing the issue.

    Do I Need to Return the Item?

    In most cases, you will not need to return the damaged item, especially when photo/video proof is sufficient.

    If a return is required, Mira Sales will provide clear instructions and, when applicable, a prepaid return label.

    We’re Here to Help

    Our goal is to resolve all damage-related issues quickly, fairly, and with minimal inconvenience to you.

    You may contact us anytime at: support@mirasales.com

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