Walfront Solar Charge Controller, PWM 12V 24V Dual USB Solar Panel Battery Charge Controller Regulator Paremeter Adjustable LCD Display 10/20/30A Overload Overcurrent Protection with Manual(YJSS-20A) - Product Features
- Adopt industrial micro controller, charge and discharge parameters can be adjusted. Full 3-stage PWM charge management. Built-in a variety of protection functions including overcurrent, short circuit, open circuit, reverse connection, etc.
- You will get: 1 * Solar Charge Controller, 1 * Manual; Standby Current <10mA; Operating Temperature -35~60?. Batt Voltage: 12V/24V self-adapting, Tips: All red voltage is only for 12V system, please double it while using 24V system.
- Large screen LCD display with backlight. Dual MOSFET reverse current protection, low heating production. PWM Controller Protection: Reverse current,low heat,Build-in-short-circuit,open-circuit,reverse,over-load, easy to install and operate.
- The regulator is only suitable for lead-acid batteries: OPEN, AGM, GEL. Not suitable for NiMH, Li-ion or other batteries. Make sure your battery has enough voltage for the controller to recognize the battery type before first installation.
- The battery cable should be as short as possible to minimize loss. The charge controller is only suitable for regulating solar modules. Never connect another charging source to it. The controller will be hot when running. Please install it in a well ventilated place.