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Solar panel installers in East Islip

EMD Solar Corporation
8 Goose Hill Road
New on HomeAdvisorNew on Angi
Approved Pro
EMD Solar Corporation
8 Goose Hill Road
New on AngiNew on HomeAdvisor
Approved Pro
6 years of experience
Free onsite estimate

EMD SOLAR INC, is committed to excellence in every aspect of our business. We uphold a standard of integrity bound by fairness, honesty, and personal responsibility. Our distinction is the quality of service we bring to our customers. Accurate knowledge of our trade combined with ability is what makes us true professionals. Above all, we are watchful of our customers' interests and make their concerns the basis of our business.

EMD SOLAR INC, is committed to excellence in every aspect of our business. We uphold a standard of integrity bound by fairness, honesty, and personal responsibility. Our distinction is the quality of service we bring to our customers. Accurate knowledge of our trade combined with ability is what makes us true professionals. Above all, we are watchful of our customers' interests and make their concerns the basis of our business.


Avatar for Surf Clean Energy
Surf Clean Energy
111 Smithtown Bypass
4.74(
19
)
Approved Pro
Surf Clean Energy
111 Smithtown Bypass
4.74(
19
)
Approved Pro
Customers say: Quality work
16 years of experience
Free onsite estimate

With over 10 years of experience the solar industry, Surf Clean Energy is your industry expert. We pride ourselves on our extreme professionalism and attention to detail. Our customer satisfaction guarantee will assure you that we will not leave your property until you are completely satisfied with our work. As a family owned and operated business, you can trust that we will treat your home as we would treat our own. Give us a call today, we look forward to working with you!

"Installment went well, customer service was adequate but I was misguided by clean surf energy salesman he promised my bill would be less than my actual electricity bill that turned out to be false i ended up paying double than what he actually told me I would be paying,"

Reginald D on December 2024

With over 10 years of experience the solar industry, Surf Clean Energy is your industry expert. We pride ourselves on our extreme professionalism and attention to detail. Our customer satisfaction guarantee will assure you that we will not leave your property until you are completely satisfied with our work. As a family owned and operated business, you can trust that we will treat your home as we would treat our own. Give us a call today, we look forward to working with you!

"Installment went well, customer service was adequate but I was misguided by clean surf energy salesman he promised my bill would be less than my actual electricity bill that turned out to be false i ended up paying double than what he actually told me I would be paying,"

Reginald D on December 2024


VELAZ SOLAR LLC
210 Sylvan Ave Suite 21
New on HomeAdvisorNew on Angi
Approved Pro
VELAZ SOLAR LLC
210 Sylvan Ave Suite 21
New on AngiNew on HomeAdvisor
Approved Pro
4 years of experience

Velaz Slar is committed to excellence in every aspect of our business. We uphold a standard of integrity bound by fairness, honesty, and personal responsibility. Our distinction is the quality of service we bring to our customers. Accurate knowledge of our trade combined with ability is what makes us true professionals. Above all, we are watchful of our customers' interests, and make their concerns the basis of our business

Velaz Slar is committed to excellence in every aspect of our business. We uphold a standard of integrity bound by fairness, honesty, and personal responsibility. Our distinction is the quality of service we bring to our customers. Accurate knowledge of our trade combined with ability is what makes us true professionals. Above all, we are watchful of our customers' interests, and make their concerns the basis of our business


Avatar for Horizons Electric, Inc.
Horizons Electric, Inc.
1527 East Forks Road
5.00(
5
)
Approved Pro
Horizons Electric, Inc.
1527 East Forks Road
5.00(
5
)
Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
24 years of experience

Here at Horizons Electric - KPS Solar We are one of the few Veteran owned Businesses here on LI. We served our country proudly and now we wish to serve you with the same dedication. With over 30 years of combined experience in Electric and Solar and we are a local Long Island business not one of those businesses from California or New Jersey. We take pride in the quality of work and the customer satisfaction that we give each and every customer! We are 100% veteran owned, NABCEP/NYSERDA certified and a Licensed Master Electrician for over 22 years, and WE WILL BEAT OUR COMPETITORS PRICES! We install American made Panasonic and Solar Edge equipment. Nothing but the best! Call us today to learn more about how we can help you. Give us a chance for your business. Help a Veteran. We offer discounts to Firest responders, Fire, Police, EMT as well as Veterans both retired and Active including Gold Star Familty members.

"They were incredible, good team, professional, courteous. Kevin is a good guy, it was a solo install, and I couldn't be happier."

Bob Z on September 2018

Here at Horizons Electric - KPS Solar We are one of the few Veteran owned Businesses here on LI. We served our country proudly and now we wish to serve you with the same dedication. With over 30 years of combined experience in Electric and Solar and we are a local Long Island business not one of those businesses from California or New Jersey. We take pride in the quality of work and the customer satisfaction that we give each and every customer! We are 100% veteran owned, NABCEP/NYSERDA certified and a Licensed Master Electrician for over 22 years, and WE WILL BEAT OUR COMPETITORS PRICES! We install American made Panasonic and Solar Edge equipment. Nothing but the best! Call us today to learn more about how we can help you. Give us a chance for your business. Help a Veteran. We offer discounts to Firest responders, Fire, Police, EMT as well as Veterans both retired and Active including Gold Star Familty members.

"They were incredible, good team, professional, courteous. Kevin is a good guy, it was a solo install, and I couldn't be happier."

Bob Z on September 2018


Avatar for Tesla, Inc
Tesla, Inc
1 Tesla Road
New on HomeAdvisorNew on Angi
Approved Pro
Tesla, Inc
1 Tesla Road
New on AngiNew on HomeAdvisor
Approved Pro
34 local quotes requested
10 years of experience

Tesla Energy provides an all‑in‑one solar‑plus‑storage solution for your home. Sleek, high‑efficiency solar panels paired with Powerwall help you save on electricity bills and protect your homes from outages. The Tesla app gives you real-time visibility into your energy production, usage and savings—and lets you earn money by supporting the grid through Tesla's Virtual Power Plant. Every system is engineered and installed end‑to‑end by Tesla, delivering a modern aesthetic and the confidence that your home is powered by the most advanced renewable energy ecosystem. With our Price Match Guarantee and exclusive incentives, you can be confident you're getting the best value in home energy.

Tesla Energy provides an all‑in‑one solar‑plus‑storage solution for your home. Sleek, high‑efficiency solar panels paired with Powerwall help you save on electricity bills and protect your homes from outages. The Tesla app gives you real-time visibility into your energy production, usage and savings—and lets you earn money by supporting the grid through Tesla's Virtual Power Plant. Every system is engineered and installed end‑to‑end by Tesla, delivering a modern aesthetic and the confidence that your home is powered by the most advanced renewable energy ecosystem. With our Price Match Guarantee and exclusive incentives, you can be confident you're getting the best value in home energy.


Avatar for SUNation Solar Systems
SUNation Solar Systems
171 Remington Blvd.
4.83(
80
)
Approved Pro
SUNation Solar Systems
171 Remington Blvd.
4.83(
80
)
Approved Pro
Customers say: Quick response
Recommended by 96% of Angi customers
Recommended by 96% of HomeAdvisor customers
20 local quotes requested

Founded in 2003, SUNation Energy is the largest solar contractor in the Nassau/Suffolk Long Island region with over 8,000 Residential, Commercial and Municipal solar projects installed, saving New Yorkers well over $20 million on their energy bills each year through sustainable energy. SUNation is the local solar expert trusted by Long Islanders and Queens, Brooklyn, and Staten Island residents for professionally installing the highest quality equipment with the best customer experience and has been voted Best of Long Island Solar Business for 15 years in a row in 2024. We also boast an A+ rating with the BBB and are recognized as 2023 Top Solar Contractors, Elite Service designation from Home Advisor, and as a 2020 Pre-Screened Solar Pro from Solar Reviews . Tesla Powerwall Certified. NYSERDA Platinum Status 2024-Quality Solar Installer. Call us today for a free solar consultation!

"The sales person and team were very easy to work with"

Sara R on December 2023

Founded in 2003, SUNation Energy is the largest solar contractor in the Nassau/Suffolk Long Island region with over 8,000 Residential, Commercial and Municipal solar projects installed, saving New Yorkers well over $20 million on their energy bills each year through sustainable energy. SUNation is the local solar expert trusted by Long Islanders and Queens, Brooklyn, and Staten Island residents for professionally installing the highest quality equipment with the best customer experience and has been voted Best of Long Island Solar Business for 15 years in a row in 2024. We also boast an A+ rating with the BBB and are recognized as 2023 Top Solar Contractors, Elite Service designation from Home Advisor, and as a 2020 Pre-Screened Solar Pro from Solar Reviews . Tesla Powerwall Certified. NYSERDA Platinum Status 2024-Quality Solar Installer. Call us today for a free solar consultation!

"The sales person and team were very easy to work with"

Sara R on December 2023


Avatar for NY Home Crafters
NY Home Crafters
232 W Neck
New on HomeAdvisorNew on Angi
Approved Pro
NY Home Crafters
232 W Neck
New on AngiNew on HomeAdvisor
Approved Pro
50 local quotes requested
18 years of experience

Since 2007, NY Home Crafters has been dedicated to empowering New York homeowners with innovative energy solutions. We offer a wide array of options tailored to fit your unique needs, ensuring you make the best decision for your home. Our commitment to quality, personalized service, and cutting-edge technology sets us apart from the competition. Choose NY Home Crafters for a reliable and efficient path to sustainable power, and experience the difference expertise makes.

Since 2007, NY Home Crafters has been dedicated to empowering New York homeowners with innovative energy solutions. We offer a wide array of options tailored to fit your unique needs, ensuring you make the best decision for your home. Our commitment to quality, personalized service, and cutting-edge technology sets us apart from the competition. Choose NY Home Crafters for a reliable and efficient path to sustainable power, and experience the difference expertise makes.


Avatar for Flush Busters
Flush Busters
5.00(
2
)
Approved Pro
Flush Busters
5.00(
2
)
Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
797 local quotes requested

Full service plumbing company doing new construction and home service including 24/7 emergency service. No hot water at 1am? Call us. No heat at 3am? Call us. Clogged toilet on a Sunday? Call us. Frozen pipe in a blizzard? Call us. Flooded house? Call us. Slab leak? Call us. "A hot shower no matter the hour" we love to say! All of our work is warrantied for 1 year (with longer warranties available) which includes bot only the work but the parts and material as well. We wear booties and/or remove shoes in your home, always! Call us for all of your plumbing problems if you want somebody that you can trust and can ask hundreds of questions without an impatient technician losing his cool. Because we are there to HELP and we are at your service!

"Process was easy and professional was knowledgeable and very nice. Would definitely hire again."

Marie R on May 2025

Full service plumbing company doing new construction and home service including 24/7 emergency service. No hot water at 1am? Call us. No heat at 3am? Call us. Clogged toilet on a Sunday? Call us. Frozen pipe in a blizzard? Call us. Flooded house? Call us. Slab leak? Call us. "A hot shower no matter the hour" we love to say! All of our work is warrantied for 1 year (with longer warranties available) which includes bot only the work but the parts and material as well. We wear booties and/or remove shoes in your home, always! Call us for all of your plumbing problems if you want somebody that you can trust and can ask hundreds of questions without an impatient technician losing his cool. Because we are there to HELP and we are at your service!

"Process was easy and professional was knowledgeable and very nice. Would definitely hire again."

Marie R on May 2025


Avatar for Universe Home Services
Universe Home Services
3782 Merrick Rd
4.54(
443
)
Approved Pro
Universe Home Services
3782 Merrick Rd
4.54(
443
)
Approved Pro
Customers say: Super punctual
3176 local quotes requested
71 years of experience

Since 1954, Universe Home Services has been proudly serving the Nassau County community and customers throughout the entire region. With Universe Home Services, one call solves it all! Their highly trained technicians offer everything from heating and air conditioning to plumbing to appliance repair and electrical services on Long Island and beyond. Whether you’re dealing with an inefficient heating system, a noisy air conditioner, clogged toilet, broken dishwasher, or outdated electrical service panel, you can get the fast, affordable service you need with Universe Home Services. They go above and beyond to ensure that you’re completely satisfied with the quality of their work, offering service guarantees and parts and labor guarantees on new HVAC installations. As a family owned and operated company, Universe Home Services believes in top-quality customer service. They always treat you and your property with respect, working quickly, cleanly, and efficiently to minimize your inconvenience and leave your home in pristine condition. With more than 60 years of experience under their belt, and a commitment to unmatched quality, honesty, and expertise, Universe Home Services is the trusted name for heating, air conditioning, electrical, plumbing, and appliance repair on Long Island and beyond! Call today!

"Another terrific team just left my home after summer a/c service at our home Always respectful and on time Answered all my questions and will advise us on contractor for vent cleaning Glad we use this terrific company"

John B on April 2025

Since 1954, Universe Home Services has been proudly serving the Nassau County community and customers throughout the entire region. With Universe Home Services, one call solves it all! Their highly trained technicians offer everything from heating and air conditioning to plumbing to appliance repair and electrical services on Long Island and beyond. Whether you’re dealing with an inefficient heating system, a noisy air conditioner, clogged toilet, broken dishwasher, or outdated electrical service panel, you can get the fast, affordable service you need with Universe Home Services. They go above and beyond to ensure that you’re completely satisfied with the quality of their work, offering service guarantees and parts and labor guarantees on new HVAC installations. As a family owned and operated company, Universe Home Services believes in top-quality customer service. They always treat you and your property with respect, working quickly, cleanly, and efficiently to minimize your inconvenience and leave your home in pristine condition. With more than 60 years of experience under their belt, and a commitment to unmatched quality, honesty, and expertise, Universe Home Services is the trusted name for heating, air conditioning, electrical, plumbing, and appliance repair on Long Island and beyond! Call today!

"Another terrific team just left my home after summer a/c service at our home Always respectful and on time Answered all my questions and will advise us on contractor for vent cleaning Glad we use this terrific company"

John B on April 2025


Avatar for Cs mechanical inc
Cs mechanical inc
Based In
4.98(
45
)
Approved Pro
Cs mechanical inc
Based In
4.98(
45
)
Approved Pro
Super Service Award
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
584 local quotes requested

With over 15 years of experience, cs mechanical, Inc. is your trusted partner for all your plumbing and home improvements needs -Pipe repairs -New installation -Water Heaters -shower body’s -faucet and sink repair -Toliet install - wash machine install - dishwasher install

"The work was exemplary. We builder architects. We have 30 properties and we love working with them and our clients and tenants. Trust them emphatically. The work is professional, on time on cost and of the highest quality."

Ef G on February 2025

With over 15 years of experience, cs mechanical, Inc. is your trusted partner for all your plumbing and home improvements needs -Pipe repairs -New installation -Water Heaters -shower body’s -faucet and sink repair -Toliet install - wash machine install - dishwasher install

"The work was exemplary. We builder architects. We have 30 properties and we love working with them and our clients and tenants. Trust them emphatically. The work is professional, on time on cost and of the highest quality."

Ef G on February 2025

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Solar panel installations FAQs

A single Tesla Powerwall provides backup power for essential home circuits for approximately one day during an outage. This duration varies significantly based on which appliances and systems you're powering. Critical loads like refrigeration, limited lighting, internet equipment, and a few outlets might draw two to five kWh daily. With 13.5 kWh of usable capacity, careful energy management is necessary for extended outages unless you have solar panels to recharge during daylight hours.

A Tesla Powerwall can power most residential air conditioners, as its 5.8 kW continuous output handles the three to four kW requirement of standard AC units. However, running air conditioning substantially increases energy consumption, potentially depleting a single Powerwall within several hours. For meaningful climate control during extended outages, multiple Powerwall units are recommended. Solar panel integration helps replenish the batteries during daylight hours, extending your cooling capabilities.

Tesla Powerwalls qualify for the federal Residential Clean Energy Credit, which offers a 30% tax credit through 2032, followed by 26% in 2033 and 23% in 2034. This represents a tax credit (direct reduction of tax liability) rather than a deduction. To qualify, the system must be charged primarily from renewable energy sources. Additionally, many states and utilities offer supplemental incentives that further reduce effective costs. Consult with a tax professional regarding your specific eligibility and filing requirements.

Unlike conventional generators that require fuel, maintenance, and produce noise and emissions, Tesla Powerwalls operate silently and automatically without ongoing fuel costs. While generators can run indefinitely with refueling, Powerwalls have capacity limitations unless paired with solar recharging. Traditional generators cost less initially but require regular maintenance, testing, and fuel storage. Powerwalls offer additional daily benefits through energy bill management and smart home integration features that generators cannot provide, making them multifunctional investments beyond emergency backup.

Tesla Powerwall systems require minimal ongoing maintenance compared to other backup power solutions. Unlike generators with moving components requiring regular servicing, Powerwalls function virtually without mechanical intervention. The manufacturer recommends keeping the unit's surroundings clean and ensuring proper ventilation. For systems paired with solar panels, periodic panel cleaning (costing between $295 and $625) helps maintain optimal charging efficiency. The system conducts automatic self-diagnostics and receives software updates remotely, with most potential issues identified and addressed through Tesla's monitoring capabilities.

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