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85A Mppt Solar Charge Controller
85A Mppt Solar Charge Controller 85A Mppt Solar Charge Controller 85A Mppt Solar Charge Controller 85A Mppt Solar Charge Controller

85A Mppt Solar Charge Controller

The CNBOU MuseII series 85a mppt solar charge controller, gathers energy from your solar panels, max solar panel input is 4400W@48Vdc, 12VDC 24VDC or 48VDC 85a charge to battery system. Support LiFePO4 and lead acid battery. CNBOU 10 years Professional manufacturer of inverters and MPPT solar charge controller.


The MuseII series 85a mppt solar charge controller adopt the maximum power tracking algorithm, Charging efficiency is 30% higher than PWM,MPPT tracking efficiency 99.9%, from PV to charge battery efficiency 98%. Provide Battery reverse connection protection, PV reverse connection protection, PV short circuit protection, charging over-current protection, TVS lightning protection. The MuseII series 85a mppt solar charge controller can automatically detect 12V/24V/36V/48V battery system and handle various battery options such as GEL and Lithium. Especially suitable for large off-grid solar systems.

85A Mppt Solar Charge Controller Key Features:  
1. Automatically detects 12V/24V/36V/48V battery voltage system. 
2. Lead-acid batteries, colloidal batteries, open-ended batteries and lithium battery option ready.
3. MPPT tracking efficiency 99.9% and peak conversion efficiency 98%.
4. No fan Natural cooling, built-in temperature detection (BTS).
5. Battery and PV reverse connection protection, PV short circuit protection, charging over-current protection and TVS lightning protection. 
5. LCD display setup all parameter and provide RS232 LCD display remote.
6. IP32 design for Harsh environment.
7. PV input voltage 250VDC(Optional).

Quality Control:  
1. GB/T19001-2016 idt ISO9001:2015. 
2. Standard high-quality components. 
3. Quality inspection of the 5 processes of the assembly line. 
4. 100% full energy 60 minutes aging.
5. Before packing all function check.

1.The 85a mppt solar charge controller should be installed in a well-ventilated place and the cooling fans in operation have high temperature.
2.It is suggested to install a suitable fuse or breaker outside of the controller.
3.Before installing and adjust the controller wiring, please break the connecting wire of the solar panel and battery, the fuse or breaker close to the battery terminal.


Name of Parameter
Parameter Value
System Voltage
No-load loss
Battery voltage
Maximum PV open-circuit voltage
Maximum PV shout-circuit current
Maximum voltage range at power point
Battery voltage +2~120V
Rated charging current
Settable charging current
Power of solar panel(12V)
Power of solar panel(24V)
Power of solar panel(48V)
Charging conversion efficiency
MPPT tracing efficiency
Temperature compensation coefficient
- 3mV /℃ /2V (default, settable lead-acid); No temperature compensation for lithium battery.
Communication way
TTL /Isolated RS485; baud rate 9600, digital bit 3, stop bit 1, no check bit
Built-in bluetooth 4.0BLE module, achieving mobilephone APP monitoring
Internal temperature protection
When interior temperature of controller is higher than the set value, it shall perform linear power reduction operation
External temperature sampling of battery
The temperature is used for battery temperature compensation and battery temperature protection
Programmable relay
DPST 10A/250VAC; 10A/30VDC
Protection funtion
Battery overcharing protection, battery over discharge protection, 
PV anti-reverse protection, reverse charge protection at night, interior 
overtemperature protection of controller and over-current protection in charge
Operation temperature
-35℃~ +65℃ (No derating within 40℃)
Protection grade
Product size
Conventional: 266*194*119mm
MC4: 266*226*119mm
Conventional: 314*227*121mm
MC4: 314*259*121mm

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