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Quick Details

  • Place of Origin: Guangdong, China (Mainland)
  • Brand Name: I-Panda/OEM
  • Model Number: I-P-eSmart3
  • Application: Solar System Controller
  • Rated Voltage: 12V 24V 36V 48V Auto work
  • Maximum Current: 40A
  • Charge mode: MPPT Maximum Power Point Tracking
  • Rated Current: 40A
  • Size: 240*168*66mm
  • Net Weight: 2.3KG
  • Max.pv input voltage(VOC): DC130V
  • Communication port: RS485
  • MPPT efficiency: ≥99.5%
  • Thermal Methods: fan cooling
  • DC Load: Yes
  • Display: LCD(battery type, charge current, pv voltage etc.)

Packaging & Delivery

Packaging Details 4 pcs in one carton: 430*307*225mm / 11KG
Delivery Time sample within 50pcs delivery for 1-2 working days after payment

12V 24V 36V 48V MPPT 40A Solar Charge Controller with LCD

eSmart3 series is the third generation of eSmart mppt controller, based on eSmart series mppt controller, we update the display with LCD, control method, connect way, internal structure etc. It features an efficient MPPT control algorithm to track the maximum power point of the PV array. Greatly improve the utilization of solar panel. Its intelligent LCD and upper PC display,mostly convenient for customers to check, records and parameter setting. It widely used in off-grid solar system, communication base station solar system, household solar systems, street light solar systems, field monitoring and other fields etc.

Product Show


MPPT Controller connection diagram


1) High efficiency MPPT control algorithm, MPPT efficiency ≥99.5%, whole Machine conversion efficiency upto 98%;
2)Charge mode: three stages (fast charge, constant charge, floating charge), improve boost voltage charge(activate the battery performance), it prolongs service life of the batteries;
3)Discharge mode: ON/OFF mode, PV voltage control mode, Dual Time control mode, PV&Time control mode;
4)Customers can choose battery types: (Flooded, Sealed lead acid, Gel battery) charging, Other types of the batteries can also be defined;
5)Most information could be provide by LCD like: System type, PV input voltage, PV input current, Day/Month/Total generated energy, battery type, battery voltage, charging current, charging power, Load current, Load power and so on;
6)RS485 communication, we can offer communication protocol also, it’s convenient for user’s integration management.
7)CE, RoHS, FCC certifications approved. We can help clients to approve other certifications.
8)2 years warranty.And 3~10 years extended warranty service also can be provided.


Upper Computer Software and Test Software

                                                       PC software_SolarEagle


                                                                    Monitoring software

Visual display of charge and discharge status, PV voltage, charge voltage, charge current, and can set the battery type, LOAD output control;















Charge Mode

MPPT(Maximum Power Point Tracking)

MPPT Efficiency


System Type


Automatic recognition

Input Characteristic

PV Max. voltage (VOC)

12V/24V/36V/48V system


High Input voltage Protection point

12V/24V/36V/48V system






Rated PV input Power




12V system




24V system




36V system




48V system




Charge Characteristic

Charge Mode

MPPT(Maximum Power Point Tracking)

Charge Method

 3-Stage: constant current(fast charging)-constant voltage-floating charge

Selectable Battery Types (Default type is Gel battery)

12V/24V/36V/48V system

Flooded, Sealed lead acid, Gel battery

(Other types of the batteries also can be defined)

Rated charge current

12V/24V/36V/48V system




Output Discharge Characteristic

Output voltage

Based on battery voltage

The output control

On mode, Off mode, PV voltage control mode,

Time control mode, PV&Time control mode


LCD display/PC upper (RS485)

System type, PV voltage,charge voltage, charging current, charging power, temperature

Other Parameters

Protect function


Thermal methods

fan cooling

Products Size DxWxH(mm)


Packing Size DxWxH(mm)


Net Weight (kg)


Gross Weight (kg)


Type of Mechanical Protection

IP 25


1. All the above parameters come from our former customers' requirements, if you have special need, we can adjust the parameter for you, such as DC voltage, charging current, etc.
2.Payment terms: T/T, Western Union, Paypal
3.Delivery Terms: EX-Works
4.Delivery Time: sample 1-2 working days after payment; big order depends on the quantity;
5.Providing OEM & ODM service;

Packaging & Shipping



About I-Panda






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12V 24V 36V 48V MPPT 40A Solar Charge Controller with LCD 




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