SR-Shiner4820: MPPT Charge Controller 12/24/36/48V x 20A

SKU: SR-Shiner4820 MFG SKU: Shiner4820 Excerpt – SR-Shiner4820 MPPT Charge Controller (12/24/36/48V, 20A) The SRNE Shiner 4820 is a Maximum Power Point Tracking (MPPT) solar charge controller designed for 12V, 24V, 36V, and 48V battery systems. It provides up to 20A charging current and supports multiple battery chemistries, including lithium, sealed lead-acid, flooded lead-acid, and gel batteries. With advanced MPPT technology delivering tracking efficiency above 99%, the controller maximizes solar energy utilization while ensuring safe and efficient battery charging. The unit features automatic system voltage recognition, a built-in LCD display for real-time monitoring, comprehensive electronic protections, and communication options for integration into larger solar power systems. It is well suited for off-grid residential, RV, marine, telecommunications, and remote industrial applications. Key Specifications System voltage: 12V / 24V / 36V / 48V automatic recognition Maximum charging current: 20A Maximum PV open-circuit voltage (Voc): 150VDC MPPT tracking efficiency: >99% Battery compatibility: Lithium, Gel, Sealed Lead-Acid, Flooded Lead-Acid, User-defined High-efficiency multi-stage charging algorithm Integrated LCD display for monitoring and configuration Communication interfaces: RS485 and optional CAN support Protection rating: IP32 Operating temperature: -35°C to +65°C Natural air cooling and silent operation Typical Applications Off-grid homes and cabins RV and camper power systems Marine and boating installations Telecommunications and remote monitoring stations Solar lighting systems Agricultural and industrial off-grid power solutions Backup and emergency energy systems The SR-Shiner4820 combines flexible multi-voltage operation, high MPPT efficiency, and comprehensive battery management, making it an effective solution for small to medium-sized solar energy systems requiring reliable and intelligent charging control.