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subpanel

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  1. JasRam

    Installing a 100 amp Subpanel in garage

    Hello All, Just looking for a bit of advice on the diagram I have laid out for adding a 100 amp subpanel coming from my 200 amp main. This will be going to an attached garage that requires about 45 feet of wire. The garage is drywalled, so I will be using conduit over the existing drywall, as I...
  2. E

    Paralleling 8-gauge wires to a 220V Subpanel for Tankless Water Heater

    Hello, Question is regarding a recently purchased property in Central Texas, which includes a 27KW tankless electric water heater. It is four years old and working fine. What the prior owner installed is surely not code compliant, but the county does not require permitting for "renovations...
  3. jasonvr

    Advice on conflict between generator interlock kit and subpanel requirements (Siemens Panel)

    I recently had my 50yr old 100A main panel replaced with a 200A Siemens panel (MC2040B1200EFC). It is the incarnation with the 200A main breaker at the bottom (earlier versions were center fed which would have alleviated my problem). At the same time I had the electrician add a 50A inlet for a...
  4. C

    Adding 100 Amp Subpanel

    Hi, new member here with a question. I am adding a 100 amp subpanel to my 200 amp main panel. They are next to each other and recessed in wall. I have been getting different answers to my question "What size wire to I need to feed my 100 Amp Subpanel?". I would be using copper wire. Can...
  5. G

    How do I add a subpanel using three 20 amp breakers with 12AWG from the main panel

    Current Situation: I have three 20amp breakers with 12 AWG in the main panel. Each wire ends in a 3x2.5” metal box along with one neutral wire. There are two yellow wires, a black wire and a white wire. One yellow wire is attached to a 240V outlet and the other is attached to an orange wire...
  6. H

    What's wrong with this subpanel?

    Bought this 35 year-old house 5 years ago. On numerous occasions have found the 50A breaker in the main panel that supplies a subpanel in the detached garage, tripped for no apparent reason. Little if anything running in that garage at the time. I have a suspect as to what it might be, so I'm...
  7. Dali748

    30A Subpanel - Larger Panel For Washer/Dryer Combo?

    Hi, I'm doing some research to see if I'll be able to add an electric 240V/30A washer/dryer combo to my condo. Please see attached photos, I have a 30A subpanel in my condo unit; would it be possible to add a larger panel with more spaces and run this washer/dryer combo or is the 30A subpanel...
  8. R

    Can I run a 50 amp subpanel directly from main metered panel

    1990s home. 100 amp main feed. Nevada. 15 years mechanical experience on cars + motorcycles. Previous electric exp: I ran the other 50 amp 4-wire setup directly from the interior subpanel. Now I was told by an electrician when I was shopping around to get the above job done, and a 30 amp plug...
  9. mcfly1

    Installing lines for camera, switches, amp breakers and subpanel

    Hi all. What is the typical cost of installation for 2 lines for security camera, 2 switches, 2 amp breakers, 2 wires to be recessed through basement joist and inside drywall install 1x 100Amp sub panel, and spare breakers Also is a 100Amp sub panel adequate? Thank you.
  10. A

    No LB when transitioning pvc up from trench into subpanel through wall

    I have an electrician installing new circuit from my existing panel to a new subpanel in my detached garage. The subpanel is in the inside wall of the garage. The installation is underground with 1.5" conduit. Instead of using an LB on the outside wall of the garage, the electrician heated a...
  11. J

    Making 10/2 w/o Ground Pole Barn Subpanel Safer

    We have recently purchased a home in TX built in the 1920s, and the wiring is an assortment of multiple wiring events. There aren't any local codes as it is unincorporated land. The events in question are with the overhead wiring to the pole barn subpanel consisting of two 10 gauge solid-core...
  12. M

    Long distance subpanel

    Hello. I need a little DIY help. I'm building a stage (i.e. freestanding deck) in my backyard. I want to put a 50 amp outdoor subpanel at the stage with 4 20 amps circuits in it. We plan to host bands and this allows them to power their setup without a generator. The issue is it's located...
  13. J

    Wiring a garage subpanel with a packed house panel. Simple answer (I think).

    I have charged ahead with a small subpanel installation in a detached garage I am converting to a light-duty shop. The setup is simple, but I have been stymied by a final step. Hoping someone can help. Old setup was a buried 12-2 wire from a 20a breaker in the house panel (100A) connecting to...
  14. K

    Subpanel Configuration

    I'm installing a 100 Amp Sub Panel about 3 feet away from my 200 Amp Main Panel. The SubPanel is a Cutler Hammer BR2020B100V and it comes with a pre-installed 100A breaker screwed in (Please see attached photo). 1) I plan to remove the green ground screw/hook in order to separate the left...
  15. E

    New Subpanel with H-Tap Compression connectors

    Hello all, For Quebec Electricians. I am new to this forum and had a question about installing a new panel. The previous owner had installed an Aluminum 3/0 2 AWG cable from main panel to the garage. I would like to install a 100 amp panel in my garage to add additional circuits for my house to...
  16. C

    How much loss can be expected in wire from main panel to subpanel? Is 3% OK?

    I am monitoring my subpanel with a CT monitor and the utility meter with a Zigby reader. The meter shows consistently 3% higher. So it is either normal loss in the wire, or the utility is overcharging, or the CT monitor is inaccurate. The breaker for the sub-panel is 90A. Could anyone...
  17. dimmer_sw

    Availability of AFCI breakers for Cutler-Hammer BR Loadcenter subpanel?

    I have an old house, built 1925 that still has part of the wiring in the original separated 2-conductor on post style of wiring to 2 rooms, all off of one 15 A breaker. I was originally hoping to put in grounded plugs without necessarily rewiring, but that doesn't look legal. I'm wondering if an...
  18. P

    subpanel

    Where do I post a diy question about feeding a subpanel?
  19. 0

    Need Help With Subpanel Wiring

    Hello, I’m a DIYer installing a subpanel on the far side of my house for a pool pump and light. The subpanel will have a 15-amp 240V breaker for the pump and a 15-amp 115V breaker for the light. The line from the main to the subpanel will be run in the attic and the total distance is...
  20. B

    Need help choosing correct size main breaker for existing subpanel

    DIY homeowner here. I need advice, but will hire a pro if major rewiring needs to be done. I purchased a home with a 200amp service. There is a detached garage about 15’ from the house. I dont think the subpanel in the garage was wired correctly. There are currently three 4awg aluminum branch...

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