120A MPPT Charge Controller CE-M12048

Description SPECIFICATION：  Model CE-M8048 CE-M12048 Maximum Battery Current 80A 120A Battery Type Use-Defined/AGM/FLD/LIB System Voltage 12V/24V/48V DC(Auto detection) PV Start-up Voltage 25 Maximum Solar input Voltage 200V PV Array MPPT Voltage Range 25/30/60V-180VDC(For 12V/24V/48V-system) Maximum Solar panel input Power 12V-1130W 12V-1700W 24V-2260W 24V-3400W 48V-4520W 48V-6800W Charging Algorithm 3-Step Charging stages Bulk, Absorption, Float Operation Temperature Range -25°C-60°C Humidity 0%-90% Maximum Efficiency ＞98% Net Weight 4.2kg 6.8kg Product Dimension 280x178x122mm 340x215x125mm Cworth Energy CE-M12048 MPPT Solar Charge Controller (120A) The Cworth Energy CE-M12048 is the heavy-duty flagship of the CE charge controller series. Designed for large-scale solar arrays, this 120A MPPT controller is a powerhouse for off-grid industrial and high-end residential systems. It allows users to manage massive solar inputs—up to 6,800W on a 48V system—making it the ideal choice for powering entire villas, schools, or small clinics. Core Features & Benefits Ultra-High Capacity (120A): This controller can process a staggering amount of power. In a 48V system, it supports nearly 7kW of solar panels, which is roughly twelve 550W panels on a single controller. Dual MPPT Efficiency: Features advanced tracking algorithms that achieve up to 99.5% tracking efficiency, ensuring that even in the misty mornings, your system captures every possible watt. Smart Heat Management: Unlike smaller units, the CE-M12048 uses a heavy-duty stainless steel and aluminum chassis with dual high-speed fans. This prevents the unit from “throttling” (slowing down) during the extreme 2:00 PM heat Lithium-Ready: Fully compatible with the latest LiFePO4 battery technology. It features a “User-Defined” mode where you can precisely set the bulk and float voltages required for Cworth Energy or Felicity lithium batteries. Comprehensive LCD Interface: The backlit screen displays PV voltage, battery current, total kilowatt-hours (kWh) produced, and system health. It also includes an intelligent slot for RS485/WiFi monitoring to check your system from your phone. Industrial Safety Protections: Equipped with high-voltage disconnects, lightning surge protection (transient), and reverse polarity protection to safeguard your expensive battery bank. Best Use Case: “The Solar Power Station” This is the “brain” for systems that need to charge large energy banks quickly: System Pairing: Best paired with a 48V 200Ah or 300Ah Lithium battery bank (e.g., Cworth LBT-48200C). Configuration Tip: To keep the voltage efficient, wire your panels in strings of 3 (approx. 150V Voc). This hits the MPPT “sweet spot” while staying safely under the 200V limit. Wiring Warning: At 120A, the heat generated is significant. You must use at least 35mm² or 50mm² battery cables to prevent fire hazards and energy loss.