EPever PWM DB-20A Dual Battery Solar Charge Controller 12V 24V Auto Remote Meter MT-1 and Connector Regulators For Two Solar System
Rated Current: 20A
System Voltage: 12V/24V Auto
Max. input Solar voltage: 30V(12V system), 55V(24V system)
Max input power： 240W(12V system)； 480W（24V system）
Features
1. This 20A pwm controller fit for RVs,Caravans and boats which with two batteries(GEL,Sealed,Flooded)
2. Two battery charging eliminates the extra cost of two separate solar charging system
3. This set include: one 20A dual battery controller and one 32ft Remote Meter(MT1), one 10ft Remote Temperature sensor
4. Duo battery solar controller Protection: over charging, short circuit, battery reverse polarity protection
5. 1 Years Warranty, 3-5 Years Lifetime of this Dual battery solar controller
NOTE: This controller able to wire two battery, the two battery can be different capacity, but must be the same type and voltage.
Remote meter MT-1
Communication cable: RJ45 (8PIN), 10 meter
Rated voltage: 12V Min voltage (suggest): 8.0V
Strong backlight on: <23mA
Low backlight on: <20mA
Backlight and LED indicator off: <17mA
Operation temperature: -40℃ ～ +60℃
LCD operation temperature: -10℃ ～ +40℃
Humidity: ≤95% N.C.
Size: 95mm*95mm*24mm(3.74in*3.74in*0.95in)
Application
RVs, Caravans, bus, boats etc.
Technical specifications
| Electrical parameters | |
|---|---|
| System voltage | 12 / 24VDC Auto work |
| Rated current | 20A |
| Charge circuit voltage drop | ≤0.26V |
| Discharge circuit voltage drop | ≤0.15V |
| Self consumption | ≤6mA |
| Battery voltage parameters (temperature at 25 °C) | |||
|---|---|---|---|
| Battery charging setting | Sealed | Flooded | Gel |
| Equalize charging voltage | 14.4 V;x2/24V | 14.6V;x2/24V | 14.8V;x2/24V |
| Boost charging voltage | 14.2V;x2/24V | 14.4V;x2/24V | 14.6V;x2/24V |
| Float charging voltage | 13.7V;x2/24V | 13.7V;x2/24V | 13.7V;x2/24V |
| Max. solar voltage | 30V(12V system),55V(24V system) | ||
| Battery voltage range | 8-15V(12V system),8-30V(24V system) | ||
| Self-consumption | 4mA at night, 10mA at charging | ||
| Meterbus connection | 8-pin RJ-45 | ||
| Temp. compensation | -5mv/°C/2V | ||
| Environmental parameters | |
|---|---|
| Working temperature | -35°C to +55°C |
| Humidity | 10%-90% NC |
| Enclosure | IP30 |
| Terminal | 4mm2 |
| Dimension | 153×76×37mm |
| Net weight | 0.24kg |
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