Request Service
Electrical Service CompanyLifetime Craftsmanship
Guarantee450+ 5-Star Reviews
Real People 24/7
Smoke and Carbon Monoxide Alarm Installation Done Right
Spartan Home Pros, a locally owned and family operated electrician and HVAC service company, installs and replaces hardwired smoke and carbon monoxide alarms for homeowners across Central New Jersey, links them so every alarm sounds together, and fixes the ones that chirp or go off for no reason. Call or text (908) 287-2187. We pull the permit when one is needed, real people answer 24/7, and you get one flat-rate price before we start. Selling your home? We set it up to pass the New Jersey smoke and carbon monoxide certificate inspection the first time.

Why homeowners call us for this
A smoke alarm from the hardware store protects one room if the battery is fresh. A hardwired, interconnected system protects the whole house even when a bedroom door is closed two floors away. When one unit senses smoke, every unit sounds. That difference is measured in minutes, and in a fire, minutes are everything.
“…They installed brand-new hardwired smoke detectors throughout our home and were excellent from start to finish. They were very transparent about the work and pricing, easy to communicate with before we agreed to move forward, and kept us informed throughout the job. …”
Selling Your Home? You Need the Certificate
New Jersey requires a smoke alarm, carbon monoxide alarm, and fire extinguisher certificate before nearly every home sale or new tenancy. The inspection checks alarm age, type, and placement — and failed inspections delay closings every week. We set homes up to pass the first time: correct alarm on every level, outside every sleeping area, and inside bedrooms where required, with the right technology in the right rooms. If an alarm is chirping now, our guide on why a smoke detector beeps or chirps explains each pattern.
What Our Alarm Service Covers
Replacing expired alarms — smoke alarms are done at 10 years, carbon monoxide alarms at 5 to 7, no matter how they look. Hardwiring new alarms where only battery units exist. Interconnecting alarms so they all sound together. Combination smoke and CO units that cut the clutter on your ceiling. Smart alarms that alert your phone when nobody is home. And fixing the classics: the 3 am chirp, the alarm that goes off every time you cook, and the unit that hangs dead from the ceiling.
Where Smoke and CO Alarms Belong
Every bedroom
Each bedroom should have its own smoke alarm, plus one in the hallway outside the sleeping area.
Every level
Every floor, including the basement, should have a smoke alarm, even if no one sleeps there.
Near sleeping areas for CO
Carbon monoxide alarms go near bedrooms and on any floor with a gas furnace, water heater or attached garage.
Away from the kitchen and bath
Alarms too close to the stove or shower go off from cooking and steam. We place them where they work without false alarms.
Selling Your Home in New Jersey
New Jersey requires a smoke alarm, carbon monoxide alarm and fire extinguisher inspection, called a certificate of smoke detector, carbon monoxide alarm and fire extinguisher compliance, before most homes change hands. If you are getting ready to sell, we can check your alarms ahead of time and replace or add what is missing, so the town inspection goes smoothly and your closing stays on schedule.
What It Costs
Our service call is $189.99. For many homes the visit means a failed alarm swapped and every other unit tested and dated, with the replacement priced before we start. Larger jobs, like hardwiring a full interconnected system, get flat-rate pricing before any work begins. No hourly meter, no surprises.
What Our Customers Say
Verified Google reviews from homeowners and businesses across Central New Jersey.
Brands We Install and Service
Electrical










Heating and Cooling





Smart Home and Thermostats


Tesla Certified Installer · Authorized Generac Installer
Serving Central New Jersey 24 Hours a Day
We install and repair alarms across Monmouth, Middlesex, Somerset, Union and Morris County from our three offices in Hazlet, Bridgewater and Chatham. If an alarm is chirping at midnight or went off and will not reset, real people answer our phone around the clock. Call or text (908) 287-2187.
More Services From Spartan Home Pros
Electrical
Heating and Cooling
Meet the Crew
Locally owned and run. This is the team that shows up at your door.






See Our Recent Work Near You
Every pin is a real job our crews have photographed on site. Zoom in on your town to see what we have been working on nearby.

