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MOREDAY MDXLD-24/1 1500v dc solar pv combiner box 24 in 1 out 320a max dc MCCB (optional monitoring module) for on/off-grid solar panel system.

  • Customized solutions
  • Rated for 1500V dc
  • Up to 24 input circuits
  • Type 2 dc spd and type 1+2 for option
  • Finger-safe touch fuse holder at 1p
  • SMC, IP65 polycarbonate enclosure

Stable Delvery Time

Technical Support

2 Years

MDXLD-24 PV DC Combiner Box

MDXLD-24 PV DC Combiner Box 24 strings: Powering a Sustainable Future

The MDXLD-24 PV DC Combiner Box 24 strings from Moreday represents the pinnacle of solar energy distribution solutions. Engineered with precision, this device seamlessly combines the DC input from 24 photovoltaic module strings into a singular output. Each input channel is equipped with a dedicated fuse, while the output features a robust lightning arrester and circuit breaker, ensuring comprehensive protection from lightning, short circuits, and grounding issues. With additional monitoring capabilities for current input, voltage output, and system health, the MDXLD-24 offers not just efficiency but also unmatched safety and control.

Product Specifications

MDXLD-24 PV DC Combiner Box 24 strings Product Specifications

Maximum Voltage: 1500V DC
Max Input Current per Channel: 15A
Max Output Switching Current: 400A
Protection: IP65 rated against dust and water, ensuring durability under harsh weather conditions
Installation: Wall-mounted design simplifies installation and system integration

Customizable to Meet Your Needs

Adaptable to various types of photovoltaic modules, including monocrystalline, polycrystalline, and thin-film, the MDXLD-24 is designed to be flexible. Optional features include a monitoring module and an anti-reverse diode, making it customizable to specific project requirements and enhancing its functionality in diverse operational landscapes.

MDXLD-24 PV DC Combiner Box 24 strings Customizable to Meet Your Needs

Applicable Scenarios

Utility-scale solar plants

Commercial solar installations

Remote and off-grid solar applications

Why Choose Moreday?

With over 15 years in the photovoltaic industry, Moreday stands out for its innovation, quality, and customer-focused approach. We are:

Certified and Reliable

Boasting numerous international certifications including TUV, CE, and ROHS.

Globally Recognized

Serving over 100 countries with more than 5 GW of products shipped worldwide.

Dedicated to Sustainability

Committed to reducing carbon footprints and enhancing energy independence.




Electrical parameters

System maximum DC voltage


Maximum input current per channel


Maximum number of input channels


Maximum output switching current


Number of inverter MPPT


Number of output channels


Lightning protection

Test category

ll pole protection

Nominal discharge current


Maximum discharge current


Voltage protection level


Maximum continuous operating voltage


Number of poles


Structural features

Pluggable module

Protection level


Output switch

DC circuit breaker (standard) / DC rotary isolating switch (optional)

SMC waterproof connector


Photovoltaic DC fuse


Photovoltaic DC surge protector


Monitoring module


Anti-reverse diode


Box material


Installation method


Operating temperature

-25°℃~+ 55°C



Allow relative humidity

0~95% no condensation

popular questions


1. What is the primary function of the MDXLD-24 PV DC Combiner Box?

The MDXLD-24 PV DC Combiner Box 24 strings is designed to consolidate the DC input from up to 24 photovoltaic module strings into a single output, simplifying the DC power distribution in solar installations. It provides enhanced protection through fuses, circuit breakers, and a lightning arrester, ensuring the safety and longevity of your solar power system.

2. Can the MDXLD-24 be customized for different requirements?

Yes, the MDXLD-24 is highly customizable. It supports modifications in photovoltaic fuses, circuit breakers, and rotary isolating switches to suit diverse application needs. Additional options include a monitoring module and an anti-reverse diode for enhanced performance monitoring and protection.

3. Is the MDXLD-24 suitable for all types of photovoltaic modules?

Absolutely. The MDXLD-24 is compatible with monocrystalline silicon, polycrystalline silicon, and thin-film photovoltaic modules. Its versatile design ensures it can be integrated into virtually any photovoltaic system setup.

4. What are the environmental operating conditions for the MDXLD-24?

The MDXLD-24 is built to operate reliably across a wide range of environmental conditions. It can function in temperatures from -25℃ to +55℃ and is IP65 rated, making it resistant to dust, water, and UV exposure.

5. How does the MDXLD-24 improve system safety?

The combiner box is equipped with a comprehensive suite of safety features, including photovoltaic dedicated high-voltage lightning arresters, DC fuses, and circuit breakers. These components work together to provide protection against over-voltage, over-current, and potential lightning strikes, thereby securing the entire system.

6. What certifications does the MDXLD-24 hold?

The MDXLD-24 adheres to the highest standards of quality and safety, holding international certifications such as TUV, CE, CB, and ROHS. This ensures it meets rigorous global standards for safety and performance.

7. How does installation of the MDXLD-24 combiner box simplify solar system setups?

The MDXLD-24 combiner box simplifies wiring, reduces installation time, and enhances system organization by consolidating multiple inputs into a single output. Its wall-mounted design and modular configuration make installation straightforward and adaptable to various site conditions.

8. Where can I find support if I have issues with my MDXLD-24?

Moreday provides comprehensive customer service and technical support globally. You can contact our support team via email at info@moreday.com or call our direct sales lines listed on our website. We are committed to providing timely and effective solutions to ensure your system operates optimally.

9. Where can I purchase the MDPV-30 and find more information?

The MDPV-30 can be purchased through Moreday's official distribution channels, including Alibaba and direct sales through our website. For more detailed information, technical specifications, or additional queries, please contact our customer support team or visit the Moreday website.

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