ROCKSOLAR 20A MPPT Solar Charge Controller
ROCKSOLAR 20A  MPPT Solar Charge Controller
ROCKSOLAR 20A  MPPT Solar Charge Controller
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ROCKSOLAR 20A MPPT Solar Charge Controller

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$129.99
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$129.99
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$179.99
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The ROCKSOLAR 20A MPPT Solar Charge Controller is a highly efficient solar charging solution for both Lithium and Lead Acid batteries. With a maximum open voltage of 55Vdc, MPP tracking efficiency of 99.5% and light control voltage of 5V, it is ideal for use in a variety of conditions. With its 3-stage charge algorithm and 12/24V nominal system voltage, this controller delivers a rated charging current of 20A and has a battery voltage range of 8-32V. The device also features a high voltage disconnection of 16V (24V x 2) and a low voltage disconnection of 10.8V. This device is designed to operate in a temperature range of -20°C to 55°C and is IP30 rated for protection.

 

  • 20A MPPT Solar Charge Controller 
  • Compatible with Lithium and Lead Acid batteries
  • The maximum open voltage of 55Vdc and MPP tracking efficiency of 99.5%
  • 3-stage charge algorithm and 12/24V nominal system voltage
  • Rated charging current of 20A and battery voltage range of 8-32V
  • High voltage disconnection of 16V (24V x 2) and low voltage disconnection of 10.8V
  • Operating temperature range of -20°C to 55°C
  • IP30 rated for protection

 

 

Model

POW-Keeper1220

PV Input

Max Open Voltage of PV Module

55Vdc

MPP Tracking Efficiency

99.50%

Light Control Voltage

5V

Charge Mode

Charge Algorithm

3 Stage

Battery Type

Lithium and Lead Acid Battery

Nominal System Voltage

12/24V

Rated Charging Current

20A

Battery Voltage Range

8~32V

High Voltage Disconnection

16V (24V x 2)

Duration for absorption charging

2 hours

Charge Loop Voltage Drop

≤0.29V

Self-consumption

≤ 9.2mA 12V; ≤ 11.7mA 24V

Equalized Charging Voltage

AGM: 14.6V; GEL: No; FLd: 14.8V

Absorption Charging voltage

AGM: 14.4V; GEL: 14.2; FLd: 14.6V

Floating Charging voltage

AGM/ GEL/ FLd: 13.8V

Low Voltage re-connection (LVR)

AGM/ GEL/ FLd: 12.6V

Low Voltage Disconnection (LVD)

AGM/ GEL/ FLd: 10.8V

Environmental

Operating Temperature Range

-20℃~55℃ (To run at full rated current continuously)

LCD Temperature Range

-20℃~70℃

Humidity Range

≤95% No condensation

General Specification

Protection Class

IP30

Dimension

123*178*48

Installation Hole

108*120 ∅5

 

What type of batteries is the ROCKSOLAR 20A MPPT Solar Charge Controller compatible with?

The controller is compatible with both Lithium and Lead Acid batteries.

What is the maximum open voltage of the PV module for the controller?

The maximum open voltage of the PV module for the controller is 55Vdc.

What is the MPP tracking efficiency of the controller?

The MPP tracking efficiency of the controller is 99.5%.

What is the nominal system voltage of the controller?

The nominal system voltage of the controller is 12/24V.

What is the battery voltage range for the controller?

The battery voltage range for the controller is 8-32V.

What is the operating temperature range for the controller?

The operating temperature range for the controller is -20°C to 55°C.

What is the protection rating of the controller?

The protection rating of the controller is IP30.