Information by Electrical Professionals for Electrical Professionals

New posts
Learn the NEC with Mike Holt now!

Active Forums

Please Read Before you Post ---Rules & Regulations

Threads
1
Messages
9
Threads
1
Messages
9
Dennis Alwon
Please Read Before you Post ---Rules & Regulations

Business Management / Estimating

Business Management
Threads
15K
Messages
236.3K
Threads
15K
Messages
236.3K
readydave8
Finding quality electricians

Canadian Electrical Forum

Threads
173
Messages
1.4K
Threads
173
Messages
1.4K
P
What 508A UL is saying about using a control panel as a raceway or a pull box?

Controls & Logic

PLC and VFD
Threads
405
Messages
5.4K
Threads
405
Messages
5.4K
P
Control Panel on Moving system

Education

Exam Preparation, Instructor and CEU topics are posted here.
Threads
5.2K
Messages
50K
Threads
5.2K
Messages
50K
Besoeker3
How to become a better Engineer

Electrical Calculations / Engineering

Threads
29.5K
Messages
318.3K
Threads
29.5K
Messages
318.3K
J
First time short circuit study - doing this right?

General Electrical Forum

For electrical topics that do not match any of the other headings.
Threads
29.1K
Messages
347.1K
Threads
29.1K
Messages
347.1K
J
Solid wire being used for solar systems

Bonding and Grounding

Threads
9.5K
Messages
103.8K
Threads
9.5K
Messages
103.8K
augie47
Sprinkler Main Bonding

Hazardous (Classified) Locations

Threads
2.6K
Messages
16K
Threads
2.6K
Messages
16K
TwoBlocked
Equipment Grounding When Using Non-Armored Cable?

Lighting

Threads
3.1K
Messages
28.4K
Threads
3.1K
Messages
28.4K
T
Anyone know a cheaper way ?

Low Voltage and Limited Energy

Threads
2.9K
Messages
25K
Threads
2.9K
Messages
25K
T
Ideas for outdoor con box or other ideas

NEC

Threads
52.3K
Messages
610.9K
Threads
52.3K
Messages
610.9K
B
NEC 110.26 Working Space for Disconnect

Photovoltaic Forum

Alternative Energy Forum including wind, solar, inverter discussions
Threads
3.2K
Messages
41.5K
Threads
3.2K
Messages
41.5K
P
Zigzag Transformers for Islanding TOV on PV Projects

Proposals/Comments for the next NEC cycle

Threads
810
Messages
8K
Threads
810
Messages
8K
B
Just a few days left to comment on the 2026 NEC!

Safety

Threads
5K
Messages
57.1K
Threads
5K
Messages
57.1K
Seven-Delta-FortyOne
40 amp 208v circuit to HWH had a dead short to Ground- Breaker did not trip. Why?

Troubleshooting

Threads
732
Messages
10.7K
Threads
732
Messages
10.7K
M
Continuity between phase conductors, neutral, and ground

Resources

Electrical Jobs

Threads
135
Messages
582
Threads
135
Messages
582
A
Journeyman in Oregon
  • AC\DC

Mike Holt's Newsletters

Go directly to a list of all Mike's Newsletters

Latest posts

Forum statistics

Threads
170,079
Messages
2,021,441
Members
123,083
Latest member
SHawkins7007

Share this page

Top