Specifications

lar panel charge controller 12v/24V PWM
2.12v/24V identify automatically
3.PWM function supported
4.12 month warranty

 12V/24V 20A PWM solar charge controller

Specification
	Products specification
1	Model	YH-SC1220K
2	Name	20A solar  controller
3	Rated voltage	12V/24V automatic identification
4	Strong charging pressure	14.8V/29.6V
5	Balanced filling	14.5V/29V
6	Float chargering pressure	13.7V/27.4V(25°C)
7	Low pressure load off voltage	11v/22v±0.2
8	Load connect voltage	12.5V/25.5V
9	Temperature compensation system	-4mV/C/2V
10	Continual charger current	20A
11	Maximum load current	20A
12	Maximum cable diameter	4mm²
13	Weight(gross)/set	300g
14	Working temperature	-40-60°C
15	Protection grade	IP56
	Advantage
1	The department example product automatic identification system voltage 12V/24V
2	Battery protection, avoid solar battery overcharger
3	Adapter MCU contol, five charging and discharging LED indicator, capacity state
4	With strong charger, balanced filling and floating filling 3-sectional series PWM adjust charing ways
5	Automatic detection and tracking outside and battery temperature, built-in temperature compesation function
6	Overakk electronic protection function,include overcharge put, overload,short-circuit,answer the reverse,etc
7	Has the TVS lighting protection, no jump line design, can enhance the system relibiluty and durability
8	Parameter Setting with power lsot save function,all importand date are keep in the chip
9	Can work in cold ,high temperature,humid environment