If there was a 100 amp main protecting the 100 amp panel, then you could have a 200 amp breaker feeding the 125 amp panel in the basement as the 100 amp main *IS* protecting BOTH panels … the most you will get out of BOTH panels combined is 100 amps.
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Size of Loop Single Phase Residential All Others
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100 amp #4 #2
125 amp #2 #1
150 amp #1 #1/0
175 amp #1/0 #2/0
Thereof, How many amps can my panel handle?
Make sure you do not overload your service panel. A panel’s total amperage is printed near or on the main circuit breaker, which controls all the circuits in the panel. Most breaker boxes are 100, 150, or 200 amps.
Also to know is, Can I use a 125 amp panel with 100 amp service? will be fine with the 100 amp main. Jason : Technically, to go up to the 125, you would need to upsize the wire coming into the house.
Subsequently, question is, Is 150 amp panel enough? It really depends on your setup and what appliances you use. If your stove, heat and water heating is all gas then you will most likely never even need 150 much less 200.
Also, What size wire do I need for 100 amp panel?
You need a 3-3-3-5 copper SER cable to carry 100 amps (that’s three #3 gauge for the two hot wires and the neutral and a #5 gauge for the ground).
What size wire do you need for a 125 amp service?
Size of Loop Single Phase Residential All Others
———— ———————— ———-
100 amp #4 #2
125 amp #2 #1
150 amp #1 #1/0
175 amp #1/0 #2/0
What size wire do I need for a 25 amp circuit?
10
Can you use a 100 amp breaker for a 125 amp sub panel?
If the main panel is breakered at 100A, and the cable supports 100A, and the subpanel supports 100A, then the main main breaker protects them all. You don’t need any breakers for the sub. You can use thru-lugs or snap-in lugs in the main panel.
What size wire is needed for a 150 amp service?
Will #2 wire fit in a 100 amp breaker?
#2 romex would only be good for 95 amps. If protected with a 100 amp breaker be prepared to show load calcs that load is 95 amps or less.
How many amps can my breaker box handle?
The standard for most household circuits are rated either 15 amps or 20 amps. An important note to remember is that circuit breakers can only handle about 80% of their overall amperage. That means a 15-amp circuit breaker can handle around 12-amps and a 20-amp circuit breaker can handle about 16 amps.
What size wire do I need for a 100 amp underground 300 ft run?
for 300 feet for 100 amp rated service I would use Aluminum direct burial 1/0-1/0-1/0-1/0, the forth can be as low as #4 for the ground (but also in conduit, even if in conduit must still be rated underground wire and required by code also) Also note the size wire the breaker can handle, cannot cut strands to make fit, …
Do I have 100 or 200 amp service?
A 100-amp service is good for a home of less than 3,000 square feet that does not have central air-conditioning or electric heat. A home larger than 2,000 square feet that has central air-conditioning or electric heat probably needs a 200-amp service.
What does 150 amp service mean?
Many newer homes and some older large homes have a 150- or 200-amp service panel. This type of service might be required in a home that uses a lot of large electrical appliances and includes heating and air conditioning equipment.
What size wire is needed for 125 amp service?
Size of Loop Single Phase Residential All Others
———— ———————— ———-
70 amp #6 #2
100 amp #4 #2
125 amp #2 #1
150 amp #1 #1/0
Is there a 150 amp panel?
No, 150 amp panels are available. They are not popular. They are cheaper than 200 amp panels.
What size wire do I need for a 125 amp panel?
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