PWM Solar Charge Controller (70-80A)
Battery Voltage: 12/24/48VDC PV Charge Current: 70/80 Model OSB1500A-70D OSB1500A-80D OSB1500A-7048D OSB1500A-8048D SOLAR INPUT Input voltage ≤50V ≤100V Rated input current 70A 80A 70A 80A Charge loop voltage drop ≤0.19V 

PWM Solar Charge Controller (40-60A)
Battery Voltage: 12/24/48VDC PV Charge Current: 40/50/60A Model OSB1500B-50D OSB1500B-60DU OSB1500B-5048D OSB1500B-6048D INPUT PV voltage ≤50V ≤100V Rated current 40A 50A 60A 40A 50A 60A OUTPUT System voltage 12/24V Auto 

MPPT Solar Charge Controller (45/60A)
Battery Voltage: 12-48VDC Efficiency: 99% PV Charge Current: 45/60A Model OSB16-4515A OSB16-6015A Default Battery System Voltage 12VDC/24VDC/36VDC/48VDC (Auto Detection) CONTROLLER INPUT PV Open Circuit Voltage 100VDC@12V/ 145VDC @24V/ 145VDC @36V/ 

MPPT Solar Charge Controller (20-40A)
Battery Voltage: 12/24VDC Efficiency: 99% PV Charge Current: 20-40A Model OSB16-2015A OSB16-3015A OSB16-4015A Default Battery System Voltage 12VDC/24VDC (Auto Detection) CONTROLLER INPUT PV Open Circuit Voltage 100VDC@12V/ 145VDC @24V PV