ESF Series MPPT Solar Charge Controller Specifications | ||||||||
ESF48L50 | ESF48L60 | ESF48H50 | ESF48H60 | |||||
Product Category | Controller type | Controller with Maximum Power Point Tracking (MPPT) | ||||||
MPPT efficiency | ≥99.5% | |||||||
No-load static loss | 0.5W~1.2W | |||||||
system voltage | Auto | |||||||
Cooling method | Fan cooling | |||||||
Input characteristics | PV Maximum Open Circuit Voltage (VOC) | 150Vdc | 200Vdc | |||||
Start charging voltage point | 3V higher than battery voltage | |||||||
Input low voltage protection point | 2V higher than the current battery voltage | |||||||
Input overvoltage protection point | 150Vdc | 200Vdc | ||||||
Rated input power | 12V system | 650W | 780W | 650W | 780W | |||
24V system | 1300W | 1560W | 1300W | 1560W | ||||
36V system | 1950W | 2340W | 1950W | 2340W | ||||
48V system | 2600W | 3120W | 2600W | 3120W | ||||
Charging characteristics | Applicable battery type | Lead-acid battery / Li-ion battery | ||||||
Lithium battery activation function | Optional | |||||||
Charge rated current | 50A | 60A | 50A | 60A | ||||
charging method | Lead-acid battery: fast charge, equal charge, floating charge; lithium battery: fast charge, equal charge | |||||||
Load characteristics | load voltage | same battery voltage | ||||||
Rated load current | 30A | |||||||
Load control method | Normally open and normally closed mode/dual period control mode/light control mode/light control-fixed time control mode | |||||||
Display/ Communication | Display method | High-definition LCD segment code backlight display | ||||||
communication method | 8-pin RJ45 interface/RS485/support host computer monitoring/support external Bluetooth, WIFI module expansion to realize app cloud monitoring/support external monitoring header | |||||||
other properties | Protective function | Input and output over-voltage protection, anti-reverse connection protection, battery drop protection, etc. | ||||||
Working temperature | -20ºC~+50ºC | |||||||
Storage temperature | -40ºC~+75ºC | |||||||
IP protection class | IP21 | |||||||
Maximum wire size | 20mm2 | |||||||
Net weight (kg) | 1962.7g | |||||||
Gross weight (kg) | ||||||||
Product size (mm) | 240*166*65 | |||||||
Packaging size (mm) | 299*203*70 |