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Home Inverters & Chargers HearGrow 20A 12V/24V PWM Solar Controller Highly Efficient and Reliable for RVs, Trailers, Campers, Vans, Boats, Off-Grid
HearGrow 550 Watt Solar Panel | Premium Grid-tie or Off-grid Solar Panel for Residential, Commercial, Agriculture $79.99 Original price was: $79.99.$69.99Current price is: $69.99.
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charge controller solar
HearGrow 10 Amp 12V/24V Flush Mount PWM Solar Charge Controller Advanced and Dependable for RVs, Trailers, Campers, Vans, Boats, Off-Grid $6.99 Original price was: $6.99.$5.99Current price is: $5.99.

HearGrow 20A 12V/24V PWM Solar Controller Highly Efficient and Reliable for RVs, Trailers, Campers, Vans, Boats, Off-Grid

$8.99 Original price was: $8.99.$7.99Current price is: $7.99.

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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: CMB-2420 Category: Inverters & Chargers Tag: Solar controller
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Description

Solar Controller

20A Solar Controller Overview

Take control of your off-grid power system with the Premium 20A 12V/24V Flush Mount PWM Solar Charge Controller. Designed for RVs, trailers, campers, vans, boats, and other off-grid applications, this advanced solar charge controller combines sleek aesthetics with powerful functionality. Its flush mount design ensures a modern and minimalistic look while delivering reliable performance to optimize your solar energy system.


Key Features

Flush Mount Design

  • Modern Aesthetic: The flush mount design seamlessly integrates into your RV or off-grid setup, offering a clean and professional appearance.
  • Alternative Installation Options: Includes a flat mounting bracket for flexible installation to suit your specific needs.

Wide Battery Compatibility

  • Compatible with multiple battery types including 12V/24V Lithium, Sealed (AGM), GEL, and Flooded batteries.
  • Features automatic voltage recognition for lead-acid batteries (Note: Lithium batteries require preset parameters before charging).

Advanced 4-Stage Charging

  • Utilizes a smart 4-stage charging process: Bulk, Boost/Absorption, Float, and Equalization.
  • Enhances battery performance and extends lifespan by providing stable and efficient charging.
  • Important: Equalization is specifically designed for lead-acid batteries only.

Comprehensive Protection

  • Built-in safeguards protect against reverse polarity, over-voltage, over-current, over-discharge, short circuits, reverse current flow, and more.
  • Ensures the safety of your entire off-grid power system under various conditions.

Functional LCD Display

  • Equipped with an intuitive LCD screen that displays real-time operating data such as battery status and solar input/output levels.
  • Allows easy parameter configuration through simple key operations.

Why Choose This Controller?

This Premium 20A Flush Mount PWM Solar Charge Controller is perfect for anyone seeking a balance of style and functionality in their solar power systems. Whether you’re upgrading your RV’s electrical setup or building an off-grid solution from scratch, this controller provides the reliability you need to maximize energy efficiency while protecting your investment.


Package Includes

1 x 20A Flush Mount PWM Solar Charge Controller
1 x Flat Mount Bracket
User Manual


Specifications

  • Rated Current: 20 Amps
  • System Voltage: 12V/24V Auto Recognition (Lead-Acid Batteries)
  • Battery Types Supported: Lithium (preset required), Sealed (AGM), GEL, Flooded
  • Charging Stages: Bulk / Boost / Absorption / Float / Equalization (lead-acid only)
  • Display Type: LCD Screen

Applications

Ideal for use in:

  • Recreational Vehicles (RVs)
  • Trailers & Campers
  • Vans & Boats
  • Off-grid cabins or remote installations

Upgrade your solar energy system today with this premium flush mount controller that combines cutting-edge technology with user-friendly features!

Additional information
Weight

0.184 kg

Dimensions

14.2 × 4 × 8 cm

electric current

20A

Reviews (0)

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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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