J P Electric and Son, Inc.

J P Electric and Son, Inc. Commercial/Industrial/Residential Electrical Work. Authorized Dealer/Installer Generac Standby and Portable Generators.

Electrical • Heat Pumps • Mini Splits
Residential • Commercial • Industrial
Mass Save Heat Pump Partner
Mitsubishi Electric Trained
Serving Massachusetts & Southern New Hampshire

08/29/2026
08/29/2026

Very demure, very mindful, very respectful!

08/29/2026

Can you insulate over old BX wiring? What about knob-and-tube?

I had a customer ask me this while we were looking at insulating their home through Mass Save.

In this video I show you both.

First, we have old BX/armored cable. Then we have old knob-and-tube wiring. They’re both older wiring methods, but they are NOT the same thing when it comes to insulating your home.

Active knob-and-tube is a major concern because it was designed to dissipate heat into the open air around it. Burying it in insulation can create a dangerous situation.

BX is different, but that doesn’t mean every piece of 70, 80 or 90-year-old BX should automatically be considered safe. The condition of the wiring, insulation, connections and any modifications made over the years all matter.

This is exactly why an electrical inspection before insulation is so important.

Don’t just cover up what’s inside those walls and ceilings. Know what you have first.

J P Electric and Son, Inc.
Licensed Electricians | Heat Pumps & Mini Splits

BIG NEWS FOR J P ELECTRIC & SON!J P Electric & Son is now a Mass Save® Heat Pump Installer Network partner!If you’re thi...
08/28/2026

BIG NEWS FOR J P ELECTRIC & SON!

J P Electric & Son is now a Mass Save® Heat Pump Installer Network partner!

If you’re thinking about installing a new heat pump or mini-split system, now is a great time to start looking at your options.

✅ 0% financing options available
✅ Up to $8,500 in available rebates
✅ Mitsubishi Electric trained
✅ EPA 608 Certified
✅ Electrical and heat pump installation all under one roof

Already have heat pumps or mini-splits?

We can help there too.

Regular cleaning and maintenance can help keep your system running efficiently and catch problems before they turn into expensive repairs. Whether your system needs a routine cleaning, deep cleaning, maintenance, or service, give J P Electric & Son a call.

NEW INSTALLATION • CLEANING • MAINTENANCE • SERVICE

📞 Give us a call and let’s get your heat pumps taken care of.

08/27/2026

Sometimes the electrical work isn’t the dangerous part of the job. 😂🐝

Went to check out an outdoor light fixture and found out pretty quickly I wasn’t the only one working there.

That’s a whole lot of NOPE.

I think the hornets own this light now. ⚡😂

08/26/2026

Lock Out Tag Out is not optional!!

08/26/2026

This is what happens when a 50-amp, 3-pole breaker gets cooked.

We were working on a rooftop unit and found the breaker completely burned up.

In this video, I remove the damaged breaker, inspect the connections, and replace it with a new one.

The important part isn’t just replacing what burned up. It’s figuring out why it got hot in the first place. Loose or poor connections create resistance, and resistance creates heat. Eventually, you can end up with damage that looks like this.

Electrical and HVAC work go hand in hand.

The more rooftop units I work on, the more I realize how valuable it is to understand both sides of the equipment.

JP Electric and Son
Electrical • Heat Pumps • Mini Splits

08/26/2026

Come with me as I walk through an estimate for an older electrical service.

The existing service has seen better days. My recommendation is a new electrical panel, cleaning up the existing wiring, and installing a new 100-amp main breaker service with a new service mast through the roof.

I’ll show you what I’m looking at, what concerns me, and what I’m recommending to the homeowner.

This is what an electrical estimate should look like. Not just giving you a number, but actually showing you what we see and why we’re recommending it.

Come walk it with me. ⚡

08/26/2026

Expansion fittings are designed to move.

This one moved a little too much. 😂

The utility pipe expanded enough that it pulled right out of the expansion fitting and cracked the PVC.

In this video I’ll show you what happened, why these fittings are installed in the first place, and what needs to be done to fix it properly.

Come take a look. ⚡

Just gonna leave this here for you on a Friday morning. 😳I’m not gonna tell you how bad this is.I’m not gonna tell you h...
08/21/2026

Just gonna leave this here for you on a Friday morning. 😳

I’m not gonna tell you how bad this is.

I’m not gonna tell you how scary this is.

I’m not gonna start talking about fire hazards.

I’m definitely not gonna start going through all those fuses and wondering whether they’re even the right size.

I’m not gonna tell you this panel should probably be upgraded.

And I’m certainly not gonna tell you that if this was in my house, I might have a hard time sleeping at night.

Nope.

I’m just gonna leave the picture right here.

Happy Friday. 😂⚡️

Address

967 South Street
Fitchburg, MA
01420

Opening Hours

Monday 7:30am - 4:30pm
Tuesday 7:30am - 4:30pm
Wednesday 7:30am - 4:30pm
Thursday 7:30am - 4:30pm
Friday 7:30am - 4:30pm

Telephone

+19784105805

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