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Your Professional PWM Charge Controllers Supplier

 

KANKAN New Energy Co., Ltd. is a green energy enterprise specializing in the research, design, production, sales, and service of photovoltaic and energy storage products. Our main products include solar controllers, inverters, solar panels, energy storage lithium batteries, and integrated inverter-storage power supplies.

 

 
 
Why Choose Us
 

International Certifications and Compliance Support

The company holds internationally recognized management and product certifications, including ISO 9001 (Quality Management), ISO 14001 (Environmental Management), ISO 45001 (Occupational Health and Safety), TÜV Rheinland, CE, IECEE CB Scheme, and CQC marks. In addition, we provide full regulatory support to customers for market-specific conformity assessments—such as PSI (Pakistan), CoC (Kenya, Nigeria, Ghana), SONCAP (Nigeria), and SABER (Saudi Arabia)—including documentation preparation, testing coordination, and certification application management.

OEM/ODM Custom Solutions

We offer end-to-end OEM and ODM solutions, supported by in-house R&D, flexible production lines, and rigorous quality control protocols. Our engineering team collaborates closely with global partners to co-develop tailored solar energy systems and integrated energy storage solutions that meet stringent performance, safety, and regional compliance requirements.

Strong Experience

With 15 years of continuous operation and sustained investment in product validation, reliability testing, and field performance monitoring, KANKAN has established a robust reputation for consistent quality, technological responsiveness, and long-term operational dependability.

 

Parameter

Item

Specification

Product Name

PWM Solar Charge Controller 12V

Controller Type

PWM Solar Charge Controller

System Voltage

12V / 24V Auto Recognition

Rated Current

10A / 20A / 30A / 40A Optional

Charging Mode

PWM Intelligent Charging

Display

LCD / LED Display

Battery Type

AGM / GEL / Lead-acid Compatible

Protection Functions

Overcharge, over-discharge, short circuit, reverse polarity protection

USB Output

Optional Dual USB Output

Operating Temperature

-35°C to +60°C

Housing Material

ABS / Industrial-grade plastic housing

Installation

Wall-mounted / compact design

Application

Solar home systems / RV / off-grid solar systems

OEM/ODM

Supported

 

10 Amp Pwm Solar Charge Controller

 

Benefits of PWM Charge Controllers

Cost-Effective: PWM charge controllers are generally less expensive than MPPT (Maximum Power Point Tracking) controllers, making them ideal for small to medium-sized systems.

 

Simpler Technology: The technology behind PWM charge controllers is simpler, which leads to fewer maintenance needs and a longer lifespan for the controller itself.

 

Efficient Charging: These controllers ensure that batteries are charged efficiently without overcharging, which is crucial for maintaining battery health over time.

 

Compact Design: The compact nature of PWM charge controllers makes them easy to install in various solar applications.

 

Working Principle of a PWM Charge Controllers
 

Solar Panel Output

Solar panels generate DC (direct current) electricity when exposed to sunlight.

Charging Control

The PWM controller regulates this output and ensures that only the right amount of power is sent to the battery.

Pulse Modulation

PWM uses a method known as pulse width modulation, where it rapidly switches the power on and off to control the voltage.

Battery Charging

This pulse modulation optimizes the battery charging process, preventing overcharging, reducing heat buildup, and increasing battery life.

 

Differences Between a MPPT and PWM Charge Controllers

The headline difference between a MPPT and PWM charge controllers is that the PWM is affordable and less efficient, whereas the MPPT is expensive and more efficient.

The headline difference between a MPPT and PWM charge controllers is that the PWM is affordable and less efficient, whereas the MPPT is expensive and more efficient.

An MPPT controller can step down the voltage, boost their current, and gradually limit their output to ensure that your batteries always receive the optimal levels of charge.

 

Flexible Global Shipping Solutions

We support multiple shipping methods including sea freight, air freight, rail transportation, and express delivery to meet different delivery timelines and project requirements. Professional packaging and export handling ensure safe and efficient transportation for international orders.

 

 

FAQ

 

Q: What’s a PWM solar charge controller?

A: A pulse-width modulation (PWM) controller helps to regulate the flow of energy to your solar battery to enhance the efficiency of your solar energy system.

Q: Do I need a solar charge controller?

A: Yes, you need a solar charge controller in order to use your solar panels with enough efficiency to make them worthwhile.

Q: What size PWM Solar Controller do I need for my solar system?

A: The size of the PWM controller depends on the wattage of your solar panels and the voltage of your battery system. As a general rule, the controller should be able to handle the current generated by your solar array.

With over 15 years' experience, we are one of the most reliable pwm charge controllers manufacturers and suppliers in China. Please feel free to wholesale bulk cheap pwm charge controllers from our factory. All customized products are with high quality and low price.

PWM solar controller for cabin system, PWM controller smart charging system, PWM controller for energy storage battery
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