Grid-Connected System Definition

What is a grid-connected system? A grid-connected solar photovoltaic (PV) system is one that is connected to a utility power grid. The system generates electricity from solar panels during daylight hours and uses that electricity to power the home or business where it is installed. If the system produces more energy than is needed at … Read more

Dollars Per Kilowatt Hour Definition

What is Dollars per Kilowatt Hour? Dollars per Kilowatt Hour (kWh) is a unit used to measure the cost of electricity. It is the amount of money a user pays for one kilowatt-hour of electricity consumption. It is an important metric to evaluate the cost-effectiveness of installing or using solar panels, which generate electricity from … Read more

Dollars Per Watt Definition

What is Dollars Per Watt (D/W)? Dollars per Watt (D/W) is a measure commonly used in the solar industry to evaluate the cost-effectiveness of solar panel installations. It refers to the cost per watt of power output from a solar panel system. To calculate D/W, the total cost of the solar panel installation, including equipment, … Read more

Annual Solar Savings Definition

What are annual solar savings? Annual solar savings refer to the amount of money that solar panel owners can save on their energy bills each year by using solar power as opposed to traditional grid electricity. The savings are determined by factors such as the size of the solar system, the efficiency of the panels, … Read more

Renewable Energy Certificates Definition

What are renewable energy certificates? Renewable Energy Certificates (RECs) are a tradable commodity that represents proof that one megawatt hour (MWh) of electricity was generated from a renewable energy source such as solar, wind, or hydropower. The certificates are created when renewable energy is generated and delivered to the grid. RECs are an important component … Read more

Solar Inflation Reduction Act Definition

What is the Solar Inflation Reduction Act? The Solar Inflation Reduction Act is a proposed piece of legislation that aims to reduce the cost of solar panel installation for homeowners and businesses. The act would provide federal tax credits to individuals and companies that install solar panels on their properties. This tax credit would incrementally … Read more

Solar Panel Performance Warranty Definition

Definition of a performance warranty A performance warranty is an assurance provided by the manufacturer of solar panels that guarantees the level of power output for a given period. It is a critical aspect of any solar panel installation because it assures the consumer that the panels will perform as expected over the years, and … Read more

Solar Panel Product Warranty Definition

Introduction to Solar Panel Product Warranty When considering the purchase and installation of solar panels, it is important to understand the warranty offered by the manufacturer. Solar panel product warranties typically cover defects in materials and workmanship, as well as guarantee a certain level of performance over a specified period of time. Most solar panel … Read more

Efficiency Definition

What is efficiency in the context of solar panels Efficiency in the context of solar panels refers to the amount of energy that a solar panel can convert from the sun’s rays into usable electricity. Solar panel efficiency is measured as a percentage of the total energy that hits the panel compared to the amount … Read more

Micro-Inverter Definition

What is a micro-inverter? A micro-inverter is a device used in solar panel systems that enables the conversion of direct current (DC) electricity produced by a single solar panel into alternating current (AC) electricity that can be used in households and businesses. Unlike traditional solar panel systems that use a single inverter to convert the … Read more