Shenzhen Melin Sunergy Co., Ltd.
                                                                                                           
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13 Years
Since 2013
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IP43 40A MPPT Solar Charge Controller 12V/24V Auto with 100V Input and 5-Stage Charging for RV Marine Systems

Price Negotiable
Price: Negotiable
MOQ: 100
Delivery Time: 15 days
Brand: Melin Sunergy
Product Description
Product Overview

This compact 40A MPPT solar charge controller delivers advanced power management for 12V and 24V solar systems. With maximum PV power handling of 570W at 12V and 1140W at 24V, it efficiently converts solar energy for off-grid applications including RVs, boats, and cabins.

Key Features
  • Advanced MPPT technology with 99.5% tracking efficiency
  • 5-stage charging algorithm for optimal battery performance
  • Supports 9 battery types including Lead Acid and Lithium variants
  • IP43 rated enclosure for dust and water resistance
  • Compact dimensions: 195×130×70mm for space-constrained installations
  • Temperature compensation (-25°C to +50°C operating range)
  • Optional Bluetooth connectivity for remote monitoring
  • Surface mount design for flexible installation options
Technical Specifications
Product TypeIntelligent MPPT Solar Controller
Rated Current40A
Maximum Input PV Power580W @ 12V system, 1160W @ 24V system
Maximum Input Voltage100V Voc
MPPT Tracking Efficiency99.5%
Charging Conversion Efficiency98%
Suitable Battery TypesLead Acid (AGM, GEL, WET, Calcium, Lead Crystal) and Lithium (LiFePO4, LTO, LCO)
DisplayLCD + LED
IP RatingIP43
Dimensions195×130×70mm
Warranty2 Years
Applications

Ideal for larger solar systems in RVs, marine applications, cabins, and other off-grid power solutions. The compact design and surface mounting capability make installation simple in confined spaces.

MT518-40A MPPT Solar Charge Controller showing compact black enclosure with display and connections

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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