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Owned by Todd

The Junction Box

11 members • Free

From first-year apprentice to seasoned journeyman — NEC-based training for every level. State exam prep included. The Junction Box has you covered.

🇮🇪 Ireland IRL

129 members • Free

🇺🇸 North Carolina IRL

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Electrician knowledge

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Skoolers

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12 contributions to The Junction Box
The Junction Box is back home from Ireland — back to work! ⚡
While we were traveling, we couldn't stop noticing that all over Ireland, they turn their electrical junction boxes into public art. From Galway to Killarney to Dublin, these grey street cabinets get painted into puffins, Celtic warriors, local legends — even a COVID "Heroes" tribute outside a hospital. Turns out it's organized: 🎨 Dublin Canvas → dublincanvas.com Galway's boxes are done through Galway Tidy Towns. Both let local artists adopt a box and paint it. "Less grey, more play." 👉 Which one's your favorite? Drop a comment. 📸 And if your town has painted boxes, share a pic — I want to see them.
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The Junction Box is back home from Ireland — back to work! ⚡
🆓 FREE course now open. - "Is the Trades Life for You?"
"Is the Trades Life for You?" is a full intro course designed for anyone exploring the electrical trade — students, career changers, or someone you know who's on the fence. Share it. It's free and it's good. 👉 Is The Trades Life For You?
0 likes • Jul 27
If you use Reddit here is another great free community: https://www.reddit.com/search/?q=electrician&cId=9e2de05a-bac2-4a1b-b867-365a4bd622e5&iId=b173e206-46f6-4d68-b61f-70836bb654b0
"American electricians: this Irish hotel bathroom outlet will only let you plug in ONE thing. Any guesses why?"
Found this in my hotel bathroom in Ireland. It says SHAVERS ONLY — and it's not a suggestion, it's physics. Behind that little socket is an isolation transformer. The output isn't referenced to earth, so if you touch a live pin while standing in a puddle, there's no complete path back through you to ground. No path, no shock. It's also current-limited, so you couldn't run a hair dryer off it if you tried. Compare that to how we handle it in the States: we let you plug in whatever you want near water, but we put a GFCI in front of it that trips in milliseconds if current leaks. Two totally different philosophies — the UK/Ireland prevents the fault path from existing, the US detects the fault and kills it fast. Bonus for the Americans: see that 115V slot? That's there for your US shaver. The transformer has a tapped secondary. This outlet speaks both languages. Same problem — electricity near wet humans — two completely different answers. And both work. Which approach do you think is better? Drop it in the comments. And if you want to test how well you know YOUR code, take the free sample test in the classroom.
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"American electricians: this Irish hotel bathroom outlet will only let you plug in ONE thing. Any guesses why?"
⚡ THE JUNCTION BOX HAS BEEN TRAVELING AGAIN... ⚡
First off — welcome to our newest member! You picked a good week to join, because the Junction Box is coming to you live from IRELAND. 🇮🇪 And of course, the first thing I did in the hotel room was start taking pictures of the outlets. My wife wasn't even surprised. So let's talk about what's on the wall over here vs. back home: 🔌 THE PLUG: Ireland uses the Type G plug (BS 1363) — that big three-prong rectangular one. Here's the part I love: EVERY plug has its own fuse built right into it. Not the panel — the plug itself. Blow a fuse on your kettle? You replace it in the plug, not the breaker box. ⚡ THE VOLTAGE: 230V at 50Hz over here, vs. our 120V at 60Hz. Nearly double the voltage — which is why that little travel adapter is doing more than changing pin shapes. Most modern chargers are dual-voltage (check the fine print: "100–240V"), but plug in a US-only hair dryer and you'll get a light show you didn't pay for. 🔘 SWITCHED SOCKETS: Notice every outlet has its own on/off switch on the faceplate. Standard here. Kill the power at the socket without unplugging anything. 🛡️ SAFETY SHUTTERS: Those socket openings are shuttered — the longer earth pin opens the shutters for the live and neutral. Nothing goes in without ground going in first. Kid-resistant by design, decades before tamper-resistant receptacles became NEC code back home (2008, for those keeping score). 🚿 BONUS FACT: You won't find a standard outlet in an Irish bathroom — only low-power "shaver" sockets, and light switches are often pull cords or outside the door. Their wiring rules take water + electricity very seriously. Same physics, different philosophy. The US puts protection in the panel; the UK/Ireland put a lot of it right at the point of use. Photos from the hotel room below — including my adapter setup keeping the whole operation charged. 📸 Stay grounded, everybody. ⚡
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⚡ THE JUNCTION BOX HAS BEEN TRAVELING AGAIN... ⚡
Two New Courses Coming Soon
1) Is The Trade Life For You -- Free Course 2) Thermal Imaging -- Introduction Course
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Todd Daugherty
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@todd-daugherty-2603
Former Naval Electrician’s Mate, 20+ years Electrical Contractor and Credentialed CTE Instructor. "Teaching what actually works"

Active 3d ago
Joined Jun 7, 2026