Shenzhen Melin Sunergy Co., Ltd.
                                                                                                           
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13 Years
Since 2013
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30A MPPT Solar Charge Controller with 100V Input & 99.5% Efficiency for RV and Marine Systems

Price Negotiable
Price: Negotiable
MOQ: 100
Delivery Time: 25 days
Brand: Melin Sunergy
Product Description
MT518-30A MPPT Solar Charge Controller

Professional 30A MPPT solar charge controller with 100V maximum input voltage and 99.5% tracking efficiency. Designed for RV, marine, and off-grid power systems with advanced 5-stage charging technology.

Key Features & Benefits
  • True MPPT technology with 99.5% tracking efficiency
  • Saves 30% more power compared to PWM controllers
  • Smart 5-stage charging for optimal battery health and longevity
  • Built-in Bluetooth connectivity for remote monitoring and control
  • Compatible with both 12V and 24V systems
  • Supports lead acid and lithium battery types including LiFePO4
  • Real-time LCD and LED display for system monitoring
  • IP43 rated for dust and water resistance
  • 2-year manufacturer warranty
Technical Specifications
Specification Details
Rated Current 30A
Maximum Input Voltage 100V Voc
Maximum PV Power 440W @ 12V system, 880W @ 24V system
System Voltage 12V/24V Auto working
MPPT Tracking Efficiency 99.5%
Charging Conversion Efficiency 98%
Charging Stages 5 Stage
Battery Compatibility Lead Acid: AGM, GEL, WET, Calcium, Lead Crystal
Lithium: LiFePO4, LTO, LCO
Display LCD + LED display
Bluetooth Included
IP Rating IP43
Operating Temperature -25°C to +50°C
Dimensions 195×130×70mm
Weight 1090g
Warranty 2 Years
Applications

Ideal for RVs, travel trailers, boats, marine applications, cabins, remote homes, and industrial/commercial solar systems. Features temperature compensation and operates reliably in extreme environments.

Customization Options

Available with OEM branding and custom configurations. Minimum order quantity of 100 units required for custom orders. Features surface mounting and BMS wake-up functionality for easy installation.

Frequently Asked Questions
Can this controller be produced with our logo?

Yes, OEM branding is available with a minimum order quantity of 100 units.

What size solar panel can this controller work with?

Works with 440W solar panels in 12V systems and 880W solar panels in 24V systems.

What is the maximum PV input voltage?

Maximum PV input is 100V Voc.

MT518-30A MPPT Solar Charge Controller showing LCD display and compact design

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Shenzhen Melin Sunergy Co., Ltd.
Location Room 709 , Block 2 of Anbo
Contact Person David Wan

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