20A 30A 40A MPPT Solar Charge Controller 12V 24V LCD off Grid Solar Energy System

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Product Description

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Basic Information

Model NO.:MT-20A/30A/40A
Condition:New
Certification:ISO, CE, FCC/RoHS
Application:Solar System Controller, Charger Controller, RV/Camping/Yacht
Rated Voltage:12V/24V Auto Recognition
Max Efficiency:>99.9%
Battery Type:Liquid, Gel, AGM and Lithium
Charge Way:MPPT, Boost, Equalization, Float
Protection Degree:IP32
HS Code:9032899099
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Product Description

MPPT Solar Charge Controller
Innovative MPPT technology, tracking efficiency 99.9%, conversion efficiency up to 97%.
Real-time display of operational data and working status via a large LCD in digital and graphic forms.
Multiple choices for battery types, working modes, and comprehensive electronic protection.
Easy operation with two navigation buttons and clear readable display for error descriptions.
12V/24V automatic recognition, temperature compensation, and perfect EMC design.
Technical Layout
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Product Parameters

Item MT2010 MT3010 MT2075 MT3075 MT4010
Max Charging Current 20A 30A 20A 30A 40A
System Voltage 12V/24V automatical recognization
Max volt on PV terminal 100V@-20ºC 55V@-20ºC 100V@-20ºC
Max input power 260/520W 390/780W 260/520W 390/780W 520/1040W
Max tracking efficiency >99.9%
Max charge conversion 98.0% 97.0% 95.5%
Dimensions (mm) 182*187.5*64 255*187.5*63 182*187.5*58 182*187.5*64 255*187.5*69
Communication RS485 (RJ11 interface)
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Quality & Components

Internal PCB
PCBs are designed for machine automatic welding, reducing risks of cold welding or thermal damage.
Uses high-quality MOSFETs from world-renowned brands like IR and ST.
MCU components sourced from Atmel/ST/Microchip for stable processing.
Equipped with 1200W TVS for superior protection against voltage surges.
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Certifications

Product Certifications

Frequently Asked Questions

Q1: What is the tracking efficiency of this MPPT controller? A1: The controller features innovative MPPT technology with a tracking efficiency of over 99.9% and a conversion efficiency of up to 97%.
Q2: Can this controller work with Lithium batteries? A2: Yes, it supports multiple battery types including Gel, AGM, Liquid, and Lithium batteries.
Q3: Does the system automatically recognize voltage? A3: Yes, the controller supports 12V and 24V system voltages with automatic recognition.
Q4: What communication interface does it use? A4: It uses the RS485 communication protocol with a standard RJ11 interface.
Q5: What are the protection features of this product? A5: It includes full automatic electronic protection functions, including overcharge protection, temperature compensation, and an IP32 protection degree.
Q6: What is the maximum solar input voltage? A6: Depending on the model, the maximum PV terminal voltage can reach up to 100V (at -20ºC).

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