Morningstar SunSaver 20A PWM Solar Charge Controller Review

Morningstar SunSaver 20A PWM Solar Charge Controller Review

Introduction

Investing in renewable energy sources like solar power is not just a trend but a necessity in today’s world. However, to harness the full potential of solar energy, you need reliable equipment like the Morningstar SunSaver 20A PWM Solar Charge Controller. In this comprehensive review, we’ll delve into its features, pros, and cons to help you decide if it’s the right choice for your sustainable energy needs.

Pros Cons
Robust build quality for field use Limited compatibility with larger systems
Extensive protection against various conditions Relatively high price point
Exceptional longevity with low hardware failure rate Limited color options (only white/black)
Easy installation and user-friendly interface May lack some advanced features found in higher-end models

Morningstar SunSaver 20A PWM Solar Charge Controller Review

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Who Is This Product For?

The Morningstar SunSaver 20A PWM Solar Charge Controller is ideal for environmentally conscious individuals, off-grid homeowners, RV owners, and anyone looking to harness solar energy efficiently. It’s designed for smaller systems, making it perfect for remote locations, cabins, boats, and RVs.

The Features of Morningstar SunSaver 20A PWM Solar Charge Controller

Tropicalized and Hardened for Field Use

The SunSaver 20A PWM Solar Charge Controller is built to withstand harsh outdoor conditions. Its epoxy encapsulation and marine-rated terminals ensure durability, making it suitable for use in diverse environments.

Extensive Protection and Diagnostics

Equipped with built-in electronic protection against surge, short-circuit, over-current, and reverse polarity conditions, this charge controller prioritizes the safety of your solar system. Advanced self-diagnostics provide warnings against installation or user errors, enhancing overall system reliability.

Rated for Use in Hazardous Locations

Meeting UL/CSA requirements for Class 1, Division 2, Groups A-D for oil & gas and other critical environment applications, this charge controller boasts a T5 temperature rating for up to 100⁰C/212⁰F. This ensures its suitability for even the most demanding environments.

Morningstar SunSaver 20A PWM Solar Charge Controller Review

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Constant Voltage PWM Regulation

Featuring 4-stage charging and constant voltage PWM regulation, this controller optimizes battery charging efficiency. Whether you’re using lead-acid or other types of 12V batteries, you can rely on consistent and efficient power regulation.

Low Voltage Disconnect (L Models)

With a low voltage disconnect included in L models, the SunSaver controller safeguards your batteries from over-discharge, prolonging their lifespan. This feature is particularly useful in off-grid or intermittent power supply scenarios.

Five-Year Warranty and Low Hardware Failure Rate

Backed by a five-year warranty, this charge controller offers peace of mind. Its low hardware failure rate, attributed to smarter digital design, superior internal engineering, and over-spec components, ensures reliable long-term performance. With most Morningstar products still in use after over 25 years, you can trust in its durability and longevity.

Final Verdict

In conclusion, the Morningstar SunSaver 20A PWM Solar Charge Controller stands out as a reliable and efficient solution for smaller solar systems. Its robust build quality, extensive protection features, and longevity make it a worthwhile investment for off-grid living, RV adventures, or remote power setups. While it may come at a slightly higher price point compared to some competitors, its durability and performance justify the cost. Overall, if you’re seeking a dependable charge controller to maximize the potential of your solar setup, the SunSaver 20A PWM is undoubtedly worth considering.

Morningstar SunSaver 20A PWM Solar Charge Controller 12V Battery LVD | Solar Controller | Solar Electric Fence Charger | Charge Controller | Solar Panel Controller | Lowest Fail Rate
  • SYSTEM COMPATIBILITY: Designed for use in smaller systems. Max solar/load current: up to 20A (depending on model; see model comparison chart). Low voltage disconnect included (L models). Constant voltage PWM regulation; 4-stage charging
  • Unique Features: Tropicalized and hardened for field use with epoxy encapsulation, marine rated terminals. Includes wire terminal cover
  • RATED FOR USE IN HAZARDOUS LOCATIONS: meets UL/CSA requirements for Class 1, Division 2, Groups A-D for oil & gas and other critical environment applications. T5 temperature rating for up to 100⁰C/212⁰ F (boiling water)
  • EXTENSIVE PROTECTION AND DIAGNOSTICS BUILT-IN: Built-in extensive electronic protection against surge, short-circuit, over-current, reverse polarity conditions. Advanced self-diagnostics warns against installation or user errors. Factory pre-sets mean no required installation settings
  • LOWEST HARDWARE FAILURE RATE IN THE INDUSTRY, BACKED BY A FIVE-YEAR WARRANTY: Most Morningstar products ever built are still in use, some for over 25 years, thanks to smarter digital design, superior internal engineering, and over-spec components. Advanced thermal engineering eliminates cooling fans which can fail, suck in dirt, shorten component life and waste precious energy. The high-impact, durable polycarbonate exterior case illustrates industrial-strength build quality.

Author

  • Bayram Sarıkaya

    I am very curious about batteries, devices that charge batteries and these topics. I share reviews, comparisons and news for people who are curious about these issues.

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