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      When it comes to solar power systems, the combination of a high-quality solar panel, inverter, and controller is crucial for an efficient and reliable setup. HEARGROW offers a premium suite of solar power components that work seamlessly together to ensure optimal performance and longevity.

      HEARGROW Solar Panel

      • Designed with advanced photovoltaic technology to maximize energy conversion efficiency.
      • Durable construction ensures long-lasting performance even under harsh weather conditions.
      • High aesthetic appeal suitable for both residential and commercial installations.

      HEARGROW Inverter

      • Converts DC electricity generated by solar panels into usable AC power for your home or business.
      • Equipped with smart technology for real-time monitoring and management of your energy production.
      • Ensures stable and safe power output, protecting your appliances and electronics.

      HEARGROW Controller (Charge Controller)

      • Manages the charging of batteries from the solar panels efficiently and safely.
      • Features multiple protection mechanisms against overcharging, short circuits, and reverse polarity.
      • User-friendly interface allows for easy setup and adjustment according to your energy needs.

      Together, these components form a robust HEARGROW Solar Power System that not only harnesses the sun’s energy but also integrates seamlessly into your lifestyle, offering you peace of mind and savings on your energy bills.

      For more detailed specifications or to purchase these products, please visit our official website or contact our sales team.

      Explore HEARGROW Solar Products

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      Welcome to HEARGROW Solar System Shop, your one-stop destination for comprehensive solar energy solutions. We are dedicated to providing every customer with efficient, reliable, and eco-friendly solar products that bring clean energy into homes and businesses.

      At HEARGROW Solar System Shop, you can find a complete range of solar equipment—from compact home systems to large-scale commercial installations. Our products are not only top-quality but also designed with style in mind, offering easy installation and maintenance, ensuring you can effortlessly enjoy the convenience and economy that solar power provides.

      Choosing HEARGROW means choosing a greener, more sustainable future. Let’s harness the power of the sun together, reduce our carbon footprint, and build a better world.

      Visit our shop today to explore endless possibilities! If you have any questions or need assistance, feel free to contact us; our professional team is here to serve you.

      Click to Visit HEARGROW Solar System Shop

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1 item $93.99
“HearGrow 30 Amp 12V/24V/48V MPPT Solar Charge Controller for RVs, Trailers, Campers, Vans, Boats, Off-Grid” has been added to your cart. View cart
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Home Inverters & Chargers HearGrow 20 Amp Pro PWM Solar Charge Controller – Trusted Energy for RVs, Campers, Boats & Off-Grid
LiFePO4 Battery
HearGrow 51.2V 300Ah LiFePO4 Battery for Residential, Commercial, RVs, Off-Grid | 3,000 Lifetime Cycles | 5 Year Warranty $1,471.99
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charge controller solar
HearGrow 10 Amp Pro PWM Solar Charge Controller – Trusted Energy for RVs, Campers, Boats & Off-Grid $5.59 Original price was: $5.59.$4.89Current price is: $4.89.

HearGrow 20 Amp Pro PWM Solar Charge Controller – Trusted Energy for RVs, Campers, Boats & Off-Grid

$5.99 Original price was: $5.99.$4.99Current price is: $4.99.

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Size and packaging guidelines

Specification Chair Armchair Sofas
Height 37" 42" 42"
Width 26.5" 32.5" 142"
Depth 19.5" 22.5" 24.5"
Assembly Required No No Yes
Packaging Type Box Box Box
Package Weight 55 lbs. 64 lbs. 180 lbs.
Packaging Dimensions 27" x 26" x 39" 45" x 35" x 24" 46" x 142" x 25"
Size Guide
SKU: CMWT-2420 Category: Inverters & Chargers
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Description

solar charge controller

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20 Amp PWM Solar Charge Controller Overview

Overview: The 20 Amp PWM Solar Charge Controller is a reliable and efficient solution designed to optimize the performance of your solar power system. Whether you’re powering an RV, trailer, camper, van, boat, or an off-grid setup, this controller ensures that your solar panels operate at their peak efficiency while protecting your batteries from overcharging and discharging. Its waterproof design makes it ideal for outdoor and mobile applications where durability and weather resistance are essential.


Key Features:

  • 20 Amp Capacity: Handles up to 20 amps of current to support medium-sized solar systems.
  • PWM Technology: Pulse Width Modulation (PWM) technology ensures efficient charging by maintaining the battery at its optimal voltage level.
  • 12V System Compatibility: Designed specifically for 12V solar panel systems.
  • Waterproof Design: Built with a durable waterproof casing to withstand harsh weather conditions and ensure long-lasting performance in outdoor environments.
  • Safety Battery Protection: Protects against overcharging, deep discharging, reverse polarity connection errors, and short circuits to extend battery life.
  • LED Indicators: Equipped with LED indicators to provide real-time status updates on charging progress and system performance.
  • Compact & Lightweight: Small form factor makes it easy to install in tight spaces without adding unnecessary weight.

Applications:

This versatile solar charge controller is perfect for a wide range of applications:

  • Recreational Vehicles (RVs)
  • Trailers
  • Campers
  • Vans
  • Boats
  • Off-grid solar power systems

Its rugged construction and advanced features make it ideal for both stationary and mobile setups.


Why Choose This Product?

  1. Durability You Can Trust: The waterproof design ensures reliable operation even in challenging outdoor conditions like rain or humidity.
  2. Energy Efficiency: PWM technology optimizes energy transfer from your solar panels to your batteries while minimizing energy loss.
  3. User-Friendly Operation: Simple installation process with clear LED indicators for monitoring system health and performance.

Specifications:

Feature Details
Maximum Current 20 Amps
Voltage Compatibility 12V
Technology Pulse Width Modulation (PWM)
Waterproof Rating IP65
Dimensions Compact & Lightweight
Applications RVs, Trailers, Campers, Vans, Boats, Off-grid

Warranty & Support:

This product comes with a limited warranty of up to two years from the date of purchase. For any issues or troubleshooting assistance during the warranty period:

  • Call our customer support team at +8618380590438.
  • Email us at support@heargrow.com.

Our dedicated team is available Monday through Friday from 9 AM to 5 PM PST.


Shipping & Returns:

Enjoy free shipping within the continental United States! Orders are processed within 1–3 business days and typically delivered within 4–7 business days. If you’re not completely satisfied with your purchase, you can return it within 30 days of delivery for a full refund. Contact us at support@heargrow.com to initiate a return.

Additional information
Weight

0.156 kg

Dimensions

16 × 10 × 4.8 cm

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Shipping & Delivery

Heargrow Shipping &Delivery

Heargrow offer distributed intelligent photovoltaic systems and has over 20 years of experience in the manufacturing of solar photovoltaic modules.

If you have specific questions about the delivery and shipping of Heargrow's solar products, this type of information is typically listed on the company's official website, including:

  • Shipping Areas: To confirm whether Heargrow ships to your country or region.
  • Shipping Methods: May include standard shipping, expedited shipping options, etc.
  • Shipping Costs: Depending on the selected shipping method and region, there may be varying fees.
  • Estimated Delivery Time: The time estimate from when an order is placed until the product is received.
  • Transportation Partners: The logistics companies used for shipping.
  • Tracking Service: Whether a tracking number for the package is provided.
  • Installation and After-sales Service: Guidance on product installation and after-sales support conditions.

For the most accurate delivery and shipping information, it is recommended to visit Heargrow's official website or contact their customer service department for the latest details. If you need further assistance, such as finding contact information or specific product details, please let me know, and I will do my best to assist you.

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