Whole House Generator
Protect your home from power outages with a whole house generator. We install reliable standby generators to keep your essential systems running. Call us today.
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Are You Tired Of Losing Power Every Time A Storm Hits?
Are you tired of throwing out hundreds of dollars in spoiled groceries every time the power grid fails? Does your family lose air conditioning, heat, and basic lighting the moment a severe storm rolls through? Relying on an aging, unstable power grid leaves your home vulnerable and your family deeply uncomfortable.
Hauling a loud, heavy portable generator out of the garage in the pouring rain is frustrating and dangerous. Running extension cords through cracked windows compromises your home's security and lets the harsh weather indoors. You need a permanent backup solution that activates instantly without you ever having to lift a finger. As part of our Generator Services solutions, we ensure top quality.

Automatic Power When You Need It Most
We install whole house standby generators that provide automatic, seamless backup power the second an outage occurs. The system is wired directly into your electrical panel and constantly monitors the incoming utility voltage. If it detects a drop or total failure, the generator automatically starts and transfers power to your home within seconds.
You do not even need to be home for the system to work. It runs on your existing natural gas or liquid propane supply, so there is no need to constantly refill dirty gas cans. When the utility power is restored, the generator seamlessly switches back to the grid and shuts itself down.
Protect Your Critical Comfort Systems
A standby generator ensures your most important household systems never skip a beat. Your central air conditioning continues to run, keeping the house cool and preventing indoor humidity from skyrocketing. Your refrigerator stays cold, your security system remains active, and your medical devices stay powered.
It is an incredible layer of protection against the financial and physical toll of long-term outages. You avoid the cost of hotel stays, frozen pipes, and lost food. Your home remains a safe, comfortable sanctuary regardless of what is happening with the weather outside.
Warning Signs Your Home Is Vulnerable To Outages
If you live in an area prone to severe weather, high winds, or rolling grid blackouts, your property is at constant risk. Even brief, frequent power blips can damage sensitive electronics and slowly degrade the motors in your major appliances. If you constantly find yourself resetting the microwave clock, your grid connection is unstable.
Homes with well water systems face an even greater risk during an outage. Without electricity, your well pump stops working, leaving you completely without running water for drinking or sanitation. Losing both power and water simultaneously turns a minor inconvenience into a major household emergency.
Ditch The Dangerous Portable Units
Portable generators pose significant safety risks if not operated perfectly. The danger of carbon monoxide poisoning is incredibly high if the unit is placed too close to the home or near an open window. Refueling a hot engine in the dark is a fire hazard that no homeowner should have to deal with.
A professionally installed standby unit sits safely outside your home, housed in a durable, weather-resistant enclosure. It operates much quieter than portable models and performs weekly self-tests to ensure it is always ready to run. You eliminate the physical labor and safety risks entirely.
Increased Property Value And Peace Of Mind
Investing in a permanent backup power system significantly increases the value and marketability of your property. Future buyers see a standby unit as a premium upgrade that guarantees safety and convenience. It is an investment that pays dividends through both immediate peace of mind and long-term equity.
You can rest easy knowing that your family is protected whether you are sleeping upstairs or vacationing in another state. You will never have to rush home to save the freezer or check on the sump pump. Complete electrical independence is just a phone call away.
What To Expect During Your Generator Installation
When you contact Mackey Services, we start by conducting a thorough load calculation of your home's electrical system. We discuss which appliances and circuits you want to back up during an outage. You can choose to power the entire house or select critical circuits like the kitchen, HVAC, and master bedroom.
We help you select the right size unit from trusted, industry-leading manufacturers. Our team handles all the necessary permits, concrete pad pouring, and fuel line connections. We manage the entire project so you do not have to coordinate multiple contractors.
Expert Electrical Integration
Our licensed electricians wire the automatic transfer switch directly into your main electrical panel. This is the brain of the operation, safely isolating your home from the grid to protect utility workers from dangerous back-feed. We ensure every connection is flawless and strictly up to code.
Once the installation is complete, we simulate a power outage to demonstrate exactly how the system responds. We walk you through the owner's manual and explain the meaning of the external indicator lights. Mackey Services ensures you are completely comfortable with your new equipment before we leave the property.
Reliable Maintenance For Long-Term Readiness
Like any internal combustion engine, a standby generator requires routine maintenance to perform reliably. We provide comprehensive tune-up services, including oil changes, spark plug replacements, and battery checks. Regular maintenance ensures the engine will crank flawlessly when the next storm hits.
If your system ever displays an error code, our repair technicians are ready to diagnose and fix the issue. We stock the replacement parts needed to keep your unit in perfect working order. We are dedicated to ensuring your backup power is always there when you need it.
Whole House Generator Service Areas
Whole House Generator available in:
- Galveston County & Bay Area: Algoa, Bacliff, Bayou Vista, Dickinson, Friendswood, Galveston, Hitchcock, Jamaica Beach, Kemah, La Marque, League City, San Leon, Santa Fe, Texas City, Tiki Island, Todville, Wallisville
- Brazoria County: Alvin, Angleton, Manvel, Pearland, Rosharon
- Southeast Houston & Harris County: Arcadia, Clifton Beach, El Lago, Houston, La Porte, Nassau Bay, Pasadena, Seabrook, Shoreacres, South Houston, Taylor Lake Village, Webster
- Greater Houston: Baytown, Crosby, Cypress, Humble, Jersey Village, Katy, Spring, Stafford, Sugar Land, The Woodlands
- West Houston & Memorial Villages: Piney Point Village, West University Place
- Other Service Areas: Installation Clear Lake Shores, Installation Deer Park
Related Electrical And HVAC Services
A standby generator is just one way we upgrade and protect your home's infrastructure. If your main electrical panel is outdated, we offer complete panel upgrades to safely handle modern power demands. We also install whole house surge protectors to guard your expensive electronics from dangerous voltage spikes.
Having backup power is useless if your comfort equipment is broken. We provide expert repair and installation for central air conditioning, heating systems, and ductless mini splits. Keeping your HVAC system in top shape ensures it runs efficiently when drawing from the generator.
Complete Indoor Comfort Solutions
We also specialize in comprehensive indoor air quality solutions. From whole house air purification to advanced dehumidification, we install the systems that keep your indoor environment healthy and clean. Your new generator will ensure these critical air quality systems never shut down during a storm.
Trust Mackey Services to handle all your complex home service needs. We bring extensive experience, strict safety standards, and unparalleled customer service to every job. Call us today to schedule your standby power consultation and protect your home for good.
Plans for Every Need
Maintenance Plans
A maintenance plan keeps your HVAC system running efficiently year-round, extends equipment life, reduces energy bills, and provides peace of mind with proactive, priority service.
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CoolCare Plan
Perfect for newer systems or budget-conscious homeowners wanting essential protection.
$16.95/month + $8.15/month additional units
20% Off Coupon | Online Filter Shop
20% Repair Discount
Priority scheduling
HVAC System replacement credits | $125/year up to $1,250
$0 dispatch fee
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Generators PowerUp Plan
Ideal for homes with systems 5+ years old or with moderate usage patterns.
Air Cooled up to 26KW: $39/month or $468
Liquid Cooled 24-38KW: $49/month or $588
Liquid Cooled 48-60KW: $59/month or $708

