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30 Years ExperienceBBB A+ Licensed & Insured Electrical Contractor in New Hampshire

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Do generators need transfer switches for every use?
| Ken Dalpe | Blog

When a winter storm takes out the power, the question is not just whether your generator will start. Do generators need transfer switches to run your property safely? If you want a generator to power hard-wired circuits such as your heating system, well pump, refrigerator or business equipment, the answer is generally yes. A properly selected transfer switch, or an approved panel interlock where permitted, is what keeps generator power separate from the utility supply.

Copper versus aluminium wiring: the practical difference
A home can look perfectly maintained and still have a wiring issue behind the walls. That is why copper versus aluminium wiring is not simply a material choice. It affects connection reliability, panel work, renovation…
| Ken Dalpe | Blog
What a standby generator does best
A winter storm can leave a home dark, cold and without a working sump pump long before the utility provides an estimated restoration time. Choosing between a standby generator versus battery backup is not simply a…
| Ken Dalpe | Blog
Best Backup Power Options for Homes and Businesses
Compare the best backup power options for homes and businesses, from portable generators to standby systems, batteries and UPS protection during outages.
| Ken Dalpe | Blog
What electrical grounding actually does
A metal light fitting that gives a small tingle, a breaker panel that has seen several additions, or an old two-slot outlet are not details to ignore. Electrical grounding is one of the systems working quietly behind…
| Ken Dalpe | Blog
When to Replace Aluminum Wiring Rather Than Monitor It
A home built in the 1960s or 1970s may have aluminium branch-circuit wiring behind perfectly normal-looking walls and outlets. The question of when to replace aluminum wiring is not answered by the home’s age alone. It…
| Ken Dalpe | Blog
Start by finding out what is actually dead
A dead outlet is rarely just an inconvenience. It may mean a tripped safety device, an overloaded circuit or a loose electrical connection hidden behind the wall. Knowing how to troubleshoot dead outlets can help you…
| Ken Dalpe | Blog
Start the Electrical Plan Before Building Begins
A wall only comes down once. That is why home wiring for remodels needs to be planned before insulation, drywall and finished surfaces go back in place. Moving a receptacle after the fact is frustrating. Adding a…
| Ken Dalpe | Blog
Start with the systems that affect safety and uptime
A tripped distribution board at 7am can stop a kitchen opening, leave a tenant without essential lighting or take critical IT equipment offline before the workday begins. This commercial electrical maintenance guide is…
| Ken Dalpe | Blog
Top Signs of Electrical Hazards in a Property
A light that flickers once may be a bulb. A light that flickers whenever the heating starts, a machine runs, or another circuit is used can be a warning that deserves prompt attention. The top signs of electrical…
| Ken Dalpe | Blog
Start With Essential Loads, Not Every Appliance
A standby generator that is too small can leave you without heat, water, refrigeration or the ability to run critical business equipment when the power fails. One that is too large can add unnecessary purchase,…
| Ken Dalpe | Blog
What an infrared inspection actually shows
A panel can look perfectly normal while a loose connection inside is generating enough heat to damage insulation, disrupt operations or create a fire risk. Infrared thermography for overheating panels gives licensed…
| Ken Dalpe | Blog
Start with what must stay on
When the power goes out in the middle of a January storm, the issue is not just losing lights and Wi-Fi. A prolonged outage can mean no heat, a cold water well pump, a sump pump that cannot run, spoiled food and an…
| Ken Dalpe | Blog
Industrial Electrical Maintenance That Prevents Downtime
Industrial electrical maintenance helps protect people, equipment and production. Find clear signs, priorities and service planning advice for facilities.
| Ken Dalpe | Blog
How to Plan Panel Upgrades Without Costly Surprises
Learn how to plan panel upgrades safely, from load calculations and permits to generator needs, downtime and choosing the right licensed electrician today.
| Ken Dalpe | Blog
How to Reset a Tripped Breaker Safely at Home
Learn how to reset tripped breaker safely, recognise an overload, and know when repeated trips require a licensed electrician to investigate the fault.
| Ken Dalpe | Blog
Generator Size Calculation for Backup Power
Get generator size calculation right for your home or business. Learn how to assess loads, starting watts and future needs before choosing backup power.
| Ken Dalpe | Blog
Why Outlets Stop Working and What to Do Next
Why outlets stop working: learn the common causes, safe checks to make and when a licensed electrician should inspect the circuit and panel safely today.
| Ken Dalpe | Blog
Are Federal Pacific Panels Safe? What to Do Next
Are Federal Pacific panels safe? Learn why these legacy panels need licensed inspection, what warning signs mean and when replacement is prudent.
| Ken Dalpe | Blog
Best Whole House Surge Protectors for Your Home
Compare the best whole house surge protectors, key ratings and installation requirements for reliable protection across your property
| Ken Dalpe | Blog
What a Proper Generator Installation Includes
A winter storm has taken the power out, the sump pump has stopped, the heating system is waiting for electricity, and a portable generator is still in the shed. That is the point when generator installation stops being…
| Ken Dalpe | Blog
Is Whole Home Surge Protection Worth It for You?
Is whole home surge protection worth it? Learn what it protects, what it cannot do, and when a professionally fitted system makes financial sense today.
| Ken Dalpe | Blog
How to Protect Electronics From Surges at Home
Learn how to protect electronics from surges with practical steps, whole-home protection and professional electrical checks for safer, reliable power.
| Ken Dalpe | Blog
When to Call a Commercial Electrical Contractor
A commercial electrical contractor keeps your premises safe, compliant and operating. Know when to call for repairs, upgrades, inspections and support.
| Ken Dalpe | Blog
How to Prepare for Power Outages at Home
Learn how to prepare for power outages with a practical plan for food, lighting, generators, electrical safety and safer recovery at home during storms.
| Ken Dalpe | Blog
When Emergency Electrician Services Are Needed
Emergency electrician services for urgent faults, power loss and electrical hazards. Know when to call, what to do, and how to keep people safe at home.
| Ken Dalpe | Blog
How to Handle Electrical Emergencies Safely
Learn how to handle electrical emergencies safely, when to cut power, when to evacuate and when to call a licensed electrician for urgent local help now.
| Ken Dalpe | Blog
Home Electrical Safety Inspection Guide for Safer Homes
Use this home electrical safety inspection guide to spot warning signs, protect your household and know when to call a licensed electrician when needed.
| Ken Dalpe | Blog
Generac Standby Generator Review: Worth It?
Our Generac standby generator review explains output, fuel, noise, cost and installation needs for reliable backup power at home or work during outages.
| Ken Dalpe | Blog
Residential Electrical Repairs: When to Call
Residential electrical repairs protect your home when faults strike. Learn the warning signs, safe next steps, and when to call a licensed electrician today.
| Ken Dalpe | Blog
Best Standby Generators for Homes Compared
Compare the best standby generators for homes, from sizing and fuel choice to transfer switches, installation and maintenance for dependable backup power.
| Ken Dalpe | Blog