Description
document.addEventListener(‘DOMContentLoaded’, function () {const tabs = document.querySelectorAll(‘.tab’);const headerHeight = 150;tabs.forEach(tab => {tab.addEventListener(‘click’, function () {const contentId = this.getAttribute(‘data-content-id’);const content = document.getElementById(contentId);const contentTop = content.getBoundingClientRect().top + window.pageYOffset – headerHeight;window.scrollTo({ top: contentTop, behavior: ‘smooth’ });});});});DescriptionIncludesSpecificationsFAQDownloadsReviewsAdvanced MPPT Technology: The ROCKSOLAR 20A MPPT Solar Charge Controller features cutting-edge Maximum Power Point Tracking (MPPT) technology. It offers a remarkable MPP tracking efficiency of 99.5%, ensuring your solar panels capture the maximum energy possible, regardless of the environmental conditions.Broad Voltage Compatibility: This controller can handle a maximum open voltage of 75Vdc, making it suitable for various solar panel configurations. Its versatility is further enhanced with a rated charging current of 20A and a battery voltage range of 8-32V.Intelligent 3-Stage Charging: The 3-stage charge algorithm (Bulk, Absorption, Float) optimizes battery health and lifespan. It automatically adjusts to 12/24V nominal system voltage, accommodating different solar setups with ease.Wide Battery Compatibility: Designed to work efficiently with both Lithium and Lead Acid batteries. Whether you’re setting up a residential solar system or a mobile solar unit, this controller adapts to your specific battery type.Safety and Protection: The ROCKSOLAR 20A MPPT Controller is IP30 rated, offering solid protection against environmental factors. It includes high voltage disconnection at 16V (24V x 2) and low voltage disconnection at 10.8V, ensuring your system operates within safe parameters.Durable and Reliable: Engineered to function optimally within a wide range of temperatures, from -20AdegC to 55AdegC, this controller is built to withstand diverse climatic conditions, making it ideal for both indoor and outdoor applications.Enhanced Solar Experience: The ROCKSOLAR 20A MPPT Controller is not just a component of your solar system; it’s a significant upgrade, enhancing efficiency, reliability, and safety. 1x ROCKSOLAR 20A MPPT Solar Charge Controller: Efficiently manages solar power for optimal battery charging and longevity.1x User Manual: Detailed instructions for setup, operation, and maintenance, ensuring you get the most out of your solar charge controller.Technical SpecificationsSpecificationDetailsModelPOW-Keeper1220PV InputMax Open Voltage of PV Module: 75VdcMPP Tracking Efficiency99.50%MAX PV POWER260W for 12V system, 520W for 24V systemCharge Mode3 Stage Charge AlgorithmBattery TypeLithium and Lead Acid BatteryNominal System Voltage12/24VRated Charging Current20ABattery Voltage Range8~32VHigh Voltage Disconnection16V (24V x 2)Duration for Absorption Charging2 hoursCharge Loop Voltage Drop0.29VSelf-consumption 9.2mA 12V; 11.7mA 24VEqualized Charging VoltageAGM: 14.6V; GEL: No; FLd: 14.8VAbsorption Charging VoltageAGM: 14.4V; GEL: 14.2; FLd: 14.6VFloating Charging VoltageAGM/ GEL/ FLd: 13.8VLow Voltage Re-connection (LVR)AGM/ GEL/ FLd: 12.6VLow Voltage Disconnection (LVD)AGM/ GEL/ FLd: 10.8VOperating Temperature Range-20~55 (Full rated current)LCD Temperature Range-20~70Humidity Range95% No condensationProtection ClassIP30Dimensions123*178*48 mmInstallation Hole108*120 5 What is the maximum PV input voltage for the ROCKSOLAR 20A MPPT Controller?The ROCKSOLAR 20A MPPT Solar Charge Controller can handle a maximum PV input voltage of 75Vdc, accommodating a wide range of solar panel configurations.How does MPPT technology benefit my solar system?MPPT (Maximum Power Point Tracking) technology in the ROCKSOLAR 20A Controller maximizes the efficiency of solar energy conversion, enhancing the performance and battery life of your solar system.Is the ROCKSOLAR 20A Controller compatible with Lithium batteries?Yes, the ROCKSOLAR 20A MPPT Controller is compatible with Lithium as well as Lead Acid batteries, offering versatile usage for different solar power setups.What is the rated charging current of the ROCKSOLAR 20A Controller?The ROCKSOLAR 20A MPPT Solar Charge Controller has a rated charging current of 20A, providing efficient power management for your solar system.Does the ROCKSOLAR 20A Controller have an LCD display?Yes, the controller features an LCD display for real-time monitoring of system status, making it easy to manage and control your solar charging process.Download Product Manual (PDF)
