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Company profile

Our solar photovoltaic kits are designed to withstand all conditions.Whether you're camping,traveling by RV,or working on projects at home,Greystone is there to keep you powered up through your journey. As one of the world’s largest manufacturers of solar photovoltaic kits, we pride ourselves on the unparalleled quality of our products. We offer long quality assurance,aim to bring you a pleasant shopping experience.

All products

PWM Solar Charge Controller

CK series solar controller is the continuation of a series of classic controllers, its appearance is simple and clear, the classic small red button design makes the operation more simple and convenient.

FOTOVO 12V/24V Auto PWM Solar Controller

The product inheriting and optimizing the classic circuit design, added USB 5V output and DC 12V output terminal,enable controller can charge cellphones and other electronic devices. Considerate solar panel,battery and load protection making this product more outstanding.

FOTOVO New Style 12V/24V PWM Solar Charge Controller

CK series solar controller is the continuation of a series of classic controllers, it has a simple and clear appearance, the classic small red button design makes the operation more simple and convenient.

FOTOVO 12V/24V PWM Solar Controller

TK series solar charge controller has an full circuit board protection with LED indicator and LCD screen,clearly marked connection ports make it possible to connect easily to solar panels,battery and load.USB ports make it convenient to charge mobile phones.

FOTOVO Multi-stage PWM Solar Charge Controller

The TK series solar controllers are equipped with comprehensive circuit protection, a flexible and simple LED indicator or a vivid and intuitive LCD display, as well as detailed connection icons at the product terminals, which make connecting your system a snap and make it a perfect experience.

FOTOVO 10~100A Clock Circuit PWM Solar Controller

SK series is a series of new intelligent multi-function solar charging controller. Its innovative design makes it easy to install, with friendly OS interface people can use this product easier. Optimized charge and discharge management can greatly extend the battery life. Meanwhile, the controller can display all system parameters, you can set every parameter to meet the various applications.

FOTOVO Compact PWM Solar Charge Controller

The industry design of HF1 series solar charge controller makes this series controllers different from traditional controllers, makes it have more advantage than traditional controllers in mass production.Combine with the revolutionary design of dispassion plate,this series controllers' structure become more compact, at the same time without lose any function of traditional controllers.

FOTOVO multiple load control modes PWM Solar Controller

HF2 series solar charge controller inherits the structure design of HF1 series but more exquisite. The new design of graphic display informs the user of all important system data. While meeting functional needs, it also offers user-friendly installation and operation interfaces. With a dual USB port max 5V1.2A output on each model and multiple load control modes.

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