It sounds like you're describing a solar panel with a 14.3% efficiency rating. This is not a "bad thing" at all; it's actually a measure of how well the panel converts sunlight into electricity.

Here's a breakdown:

* Efficiency: This refers to how much of the incoming solar energy is converted into usable electricity.

* 14.3%: This means that the panel can convert 14.3% of the sunlight hitting it into electricity. The rest is lost as heat or reflected away.

Higher efficiency is generally better because it means you can produce more electricity from the same amount of sunlight. However, efficiency is just one factor to consider when choosing a solar panel. Other important factors include:

* Cost: Higher efficiency panels often cost more.

* Output: The total power output of the panel (measured in watts).

* Durability: How well the panel withstands weather conditions and wear and tear.

* Warranty: The length and coverage of the manufacturer's warranty.

Is 14.3% efficiency good?

While there are higher efficiency panels available (up to 22% and beyond), 14.3% is a respectable efficiency rating for a standard crystalline silicon solar panel. It's important to consider the overall cost and performance of the system when deciding on panel efficiency.

If you're concerned about a specific solar panel's performance, you can:

* Consult with a solar installer: They can help you understand the efficiency rating and other factors that are important for your specific needs.

* Research the panel's datasheet: This document provides detailed information about the panel's performance characteristics.

I hope this clarifies things! Let me know if you have any more questions.