Smart Home Controls and Automation in Greater Boston
Get seamless smart home controls and automation installed by licensed electricians today. We custom-design systems for lighting, energy, EV charging, security cameras, and detectors, using premium materials and clean workmanship. Serving the Greater Boston area, including Boston, Newton, and Brookline. Backed by a 4.9 rating from 669 reviews and our on-time, transparent pricing promise. Tell us your goals and get a free estimate to modernize your home with reliable, easy-to-use controls.
Each image is a real worksite photo, reflecting the quality and dedication in every project.
Why Choose Us
What Our Customers Say
"They installed a car charger and security cameras. I would highly recommend them."
"The EV charger installation was clean, well-placed, and thoughtfully executed."
"Came the same day and replaced smoke detectors quickly and efficiently."
Answers to Common Questions
View All FAQsWhy Does My Smart Light Switch Not Work After Installation?
Most smart switches fail after installation due to wiring, compatibility, or setup issues. Many models require a neutral wire. Miswired line/load or traveler leads in 3‑way circuits can stop power. Some smart dimmers need a minimum load or compatible LED bulbs. Power may be off at the breaker. Wi‑Fi pairing or app configuration may be incomplete. Castle Electric installs and configures smart switches and follows Massachusetts electrical codes, including permits when required.
Quick checks:
- Confirm neutral present and correctly tied in.
- Verify line/load/traveler are on the right terminals.
- Turn breaker fully off/on and test voltage.
- Try a compatible bulb or add load.
- Reset and re‑pair in the app.
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Smart devices usually stop working because of power, network, or setup changes. Typical causes are a tripped breaker or GFCI, Wi‑Fi changes or outages, dead batteries, firmware/app issues, or wiring that doesn’t match the device’s needs (for example, smart switches that need a neutral). For doorbells, a weak transformer can cause dropouts. Our licensed electricians can diagnose wiring, low‑voltage, and integration issues in Quincy and Boston.
Quick checks:
- Check breakers and reset GFCI/AFCI.
- Verify Wi‑Fi is up and your app login works.
- Replace batteries, then power‑cycle the device.
- Confirm the device’s wiring and compatibility.
- Update firmware/app and re‑add the device if needed.
Need help in Quincy, MA? Call (781) 762-9891 or book online.
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Smart home wiring cost depends on your scope. We confirm pricing after an on-site assessment and provide a written quote. We install smart switches, lighting, thermostats, doorbells, EV chargers, and smart-ready structured wiring. We are certified SPAN panel dealers and can add energy monitoring or vehicle-to-home integrations. We handle Massachusetts permits and code compliance, then test every device and circuit for safety. We serve homeowners in Quincy and nearby cities.
<br/> Updated: 2026-01-02 <br/>Need help in Quincy, MA? Call (781) 762-9891 or book online.
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Upgrading smart-home wiring is priced case by case after an on-site assessment. A Castle Electric electrician will review your goals and provide a written quote before work begins in Quincy and nearby cities.
What affects price:
- Number of new circuits and devices (doorbells, smart switches, thermostats).
- Structured “smart‑ready” wiring during remodels/new builds.
- Panel work or SPAN smart panel integration.
- EV charger or vehicle‑to‑home tie‑ins.
- Wall access and finish level.
- Required permits and Massachusetts code inspections (we handle both).
Need help in Quincy, MA? Call (781) 762-9891 or book online.
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Yes, many homeowners can install a basic smart thermostat. Professional installation helps confirm compatibility, C-wire needs, and safe low‑voltage wiring, and we integrate it with your HVAC and electrical. We handle permits when required and follow Massachusetts electrical codes. We install and configure smart thermostats in Medfield and Quincy.
Quick checks:
- Shut off HVAC power.
- Confirm your system type and 24 V compatibility.
- Verify a C-wire or approved adapter.
- Label wires before removal.
- Test heat and cool after setup.
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Where We Work
What areas do you serve for smart home controls and automation?
We serve the Greater Boston area, including Boston, Newton, and Brookline. See the full list of communities we visit below for complete coverage.





