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20/30/40/50A 12/24V DC MPPT Solar Charge Controller, Power Tracking Regulator
- DMC Series, PV100V, 20~50A, 12/24Vdc, MPPT Solar Charge Controller
This high-efficiency MPPT solar control: supports 12/24V DC, current selectable 20/30/40/50A.Adopts MPPT technology to maximize solar energy utilization, 20%-30% higher than PWM. It intelligently tracks the maximum power point of the PV system, stabilizes charging and protects the battery. It also has LCD display, easy to operate and supports remote setting. Compatible with a variety of application scenarios, family, business, agriculture are suitable. High-efficiency conversion, energy saving and environmental protection, professional quality and worry-free service. Choose us can enjoy the new experience of intelligent charging!
- High conversion efficiency
- Multiple battery compatibility
- Intelligent communication management
- Intelligent protection functions
- Real-time data monitoring
- Multiple Battery Compatibility
- Cost-Worth Mppt Charge Controller
LED fault indicators and an LCD screen which can display abnormality information help users to quickly identify system faults.
- Max Pv Input 100V
Comes with a DC output terminal, making it convenient to directly connect and use DC devices.
- External LCD Screen Or Bluetooth Module Optional
The 24V/48V products feature RS232/485 communication interfaces, enhancing the system’s remote management and data transmission capabilities.
| Model | DMC-20A | DMC-30A | DMC-40A | DMC-50A | |
|---|---|---|---|---|---|
| System voltage | 12V/24V | ||||
| Zero load loss | <10mA | ||||
| Battery voltage | 9V~32V | ||||
| Maximum PV open circuit voltage | 92V(25℃)；100V(Lowest ambient temperature) | ||||
| Maximum power point voltage range | （Battery voltage +2V） ～ 72V | ||||
| Rated charging current | 20A | 30A | 40A | 50A | |
| Maximum PV input power | 260W/12V 520W/24V | 400W/12V 800W/24V | 550W/12V 1100W/24V | 660W/12V 1320W/24V | |
| Charging conversion efficiency | ≤98% | ||||
| tracking efficiency | ＞99% | ||||
| Temperature compensation coefficient | -3mv/℃/2V（default）; Lithium battery features no temperature compensation | ||||
| Operating temperature | -35℃ ～ +60℃ | ||||
| IP rating | IP32 | ||||
| Weight | 650g | 830g | 1040g | 1335g | |
| Communication mode | TTL Serial communication | ||||
| Altitude | ≤ 3000 meters | ||||
| Dimensions（mm） | 150*105.6*61.5 | 150*105.6*67.5 | 183*127*65.5 | 183*127*69.5 | |
| solar charge controller | DMC2420N10 | DMC2430N10 | DMC2440N10 | DMC2450N10 | |
| Battery voltage | 12/24V | ||||
| Charge current | 20A | 30A | 40A | 50A | |
| Solarpanelpower（12V battery） | 260W | 400W | 520W | 660W | |
| Solarpanelpower（24V battery） | 520W | 800W | 1040W | 1320W | |
| Solar panel open circuit voltage | 100V | ||||
| Static power consumption | 10mA | ||||
| Types of battery supported | Lead-acid battery, colloidal battery, vented battery, lithium battery | ||||
| Equalizing charge | 14.6V/29.2V（Adjustable） | ||||
| Boost charge | 14.4V/28.8V（Adjustable） | ||||
| Floating charge | 13.8V/27.6V（Adjustable） | ||||
| Temperature compensation | -3mV/℃/2V | ||||
| Range of operating temperature | -35℃-60℃ | ||||
| Humidity | 95%，no condensing | ||||
| Wiring terminal | 10mm2 /8AWG | ||||
| Battery Charging Parameters | |||||
| Battery type | Sealed lead-acid battery | Gel lead-acid battery | Flooded lead-acid battery | Lithium battery | User defined |
| Overvoltage disconnection | 16.0V | 16.0V | 16.0V —— | —— | 9～17V |
| Equalizing charge voltage | 14.6V | —— | 14.8V | —— | 9～17V |
| Boost charge voltage | 14.4V | 14.2V | 14.6V | 14.4V | 9～17V |
| Floating charge voltage | 13.8V | 13.8V | 13.8V | —— | 9～17V |
| Boost charge recovery voltage | 13.2V | 13.2V | 13.2V | —— | 9～17V |
| Equalizing charge duration | 120 min. | —— | 120 min. | —— | 0～600 min. |
| Boost charge duration | 120 min. | 120 min. | 120 min. | —— | 10～600 min |
| Equalizing charge interval | 30 days | 0 days | 30 days | —— | 0～250D(0 means equalizing function turn off) |
MPPT controller enhances the energy utilization of solar panels through maximum power point tracking technology, and the charging efficiency is 20%-30% higher than PWM controller, especially when the light conditions are unstable, the performance is better.
Yes, the controller is able to recognize the system voltage automatically, which means that users don't need to do the switching by themselves, which is very convenient to use.
Yes, it supports the night time anti-reverse current function, and its internal anti-reverse current protection is set up to prevent the battery from discharging backwards to the solar panel at night.
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