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ROCKSOLAR 20A MPPT Solar Charge Controller

$99.99 $199.99
Shipping calculated at checkout.
  • 99.5% Efficiency: Max open voltage of 55Vdc.
  • Adaptive: 3-stage charge for 12V/24V systems.
  • Safe: Overcharge & low voltage protection.
  • Durable: -20°C to 55°C, IP30 rated.
  • Warranty: 1-Year Guaranteed.

Your reliable, high-efficiency solar solution.

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Warranty

1-Year Guaranteed

Safe

Overcharge & low voltage protection

Description

Introducing the ROCKSOLAR 20A MPPT Solar Charge Controller – Your Ultimate Solar Charging Solution

Unleash the power of the sun with the cutting-edge ROCKSOLAR 20A MPPT Solar Charge Controller. Engineered to perfection, this exceptional solar charging solution is meticulously designed to cater to both Lithium and Lead Acid batteries, ensuring efficient and reliable energy conversion for your renewable energy needs.

Unparalleled Efficiency: Harness the full potential of your solar panels with the ROCKSOLAR 20A MPPT Solar Charge Controller. Featuring an impressive maximum open voltage of 55Vdc, it guarantees optimal energy capture even in challenging weather conditions. The advanced Maximum Power Point Tracking (MPPT) technology boasts a remarkable efficiency rate of 99.5%, ensuring that every ray of sunlight is converted into substantial charging power.

Adaptive Performance: Versatility meets precision with the ROCKSOLAR controller. Its intelligent 3-stage charge algorithm adapts seamlessly to various battery types, making it an ideal choice for both 12V and 24V nominal system voltages. With a rated charging current of 20A, your batteries receive a steady and dependable replenishment of energy. The broad battery voltage range of 8-32V grants you the flexibility to choose the perfect fit for your energy storage needs.

Reliable Battery Management: Stay in control with confidence, knowing that your batteries are well-protected. The ROCKSOLAR charge controller integrates a high voltage disconnection of 16V (24V x 2), guarding your batteries against overcharging and potential damage. On the other end, a low voltage disconnection of 10.8V ensures that your batteries remain within safe operational levels.

Built to Endure: No matter the environment, the ROCKSOLAR 20A MPPT Solar Charge Controller is up for the task. Engineered to thrive in temperatures ranging from -20°C to 55°C, it maintains peak performance regardless of external conditions. The IP30 rating guarantees a level of protection against dust and foreign objects, ensuring the longevity of your charging solution.

Elevate your solar charging experience with the ROCKSOLAR 20A MPPT Solar Charge Controller – a fusion of efficiency, adaptability, and durability. Embrace the future of solar energy and power your endeavors with the sun's limitless potential.

SPECIFICATIONS

Model

POW-Keeper1220

PV Input

Max Open Voltage of PV Module

75Vdc

MPP Tracking Efficiency

99.50%

MAX PV POWER

260W for 12V system, 520W for 24V system

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

INCLUDES

PDF DOWNLOADS

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20A MPPT solar panel controller charger
ROCKSOLAR

ROCKSOLAR 20A MPPT Solar Charge Controller

$99.99 $199.99

Introducing the ROCKSOLAR 20A MPPT Solar Charge Controller – Your Ultimate Solar Charging Solution

Unleash the power of the sun with the cutting-edge ROCKSOLAR 20A MPPT Solar Charge Controller. Engineered to perfection, this exceptional solar charging solution is meticulously designed to cater to both Lithium and Lead Acid batteries, ensuring efficient and reliable energy conversion for your renewable energy needs.

Unparalleled Efficiency: Harness the full potential of your solar panels with the ROCKSOLAR 20A MPPT Solar Charge Controller. Featuring an impressive maximum open voltage of 55Vdc, it guarantees optimal energy capture even in challenging weather conditions. The advanced Maximum Power Point Tracking (MPPT) technology boasts a remarkable efficiency rate of 99.5%, ensuring that every ray of sunlight is converted into substantial charging power.

Adaptive Performance: Versatility meets precision with the ROCKSOLAR controller. Its intelligent 3-stage charge algorithm adapts seamlessly to various battery types, making it an ideal choice for both 12V and 24V nominal system voltages. With a rated charging current of 20A, your batteries receive a steady and dependable replenishment of energy. The broad battery voltage range of 8-32V grants you the flexibility to choose the perfect fit for your energy storage needs.

Reliable Battery Management: Stay in control with confidence, knowing that your batteries are well-protected. The ROCKSOLAR charge controller integrates a high voltage disconnection of 16V (24V x 2), guarding your batteries against overcharging and potential damage. On the other end, a low voltage disconnection of 10.8V ensures that your batteries remain within safe operational levels.

Built to Endure: No matter the environment, the ROCKSOLAR 20A MPPT Solar Charge Controller is up for the task. Engineered to thrive in temperatures ranging from -20°C to 55°C, it maintains peak performance regardless of external conditions. The IP30 rating guarantees a level of protection against dust and foreign objects, ensuring the longevity of your charging solution.

Elevate your solar charging experience with the ROCKSOLAR 20A MPPT Solar Charge Controller – a fusion of efficiency, adaptability, and durability. Embrace the future of solar energy and power your endeavors with the sun's limitless potential.

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