Mell What size wire is needed for 400 amps?
400 amp service requires a wire size of 1,000 kcmil.
How do I know what gauge wire for my amp?
To determine what gauge wire you need, consider the carrying capacity and the amount of current the wire needs to conduct (measured in amperage or amps). Wire gauge is directly related to how many amps you need to run through it. The distance you need the wire to go can also impact the gauge of wire you need.
What gauge wire do I need for a 900 watt amp?
What Gauge Wire Do I Need For My Amp?
| Wire Gauge Size | Total Amplifier RMS Wattage |
|---|---|
| 0/1 AWG | 1000+ Watts |
| 2 AWG | 1000-1500 Watts |
| 4 AWG | 400-1000 Watts |
| 6 AWG | 600-800 Watts |
What size wire is good for 800 amps?
Conductors – 800 Amp The smallest conductor size for a 240 Volt – 800 amp service will range from #6 AWG for a short 20′ run to 600 MCM for an extended run of 500′ based upon a 3% voltage drop for a 1-Phase-3-Wire load circuit in PVC.
What size wire do I need for a 500 watt amp?
Why Use Quality Audio Wire
| Amp Kit AWG (Wire Size) | Amplifier Wattage |
|---|---|
| 1/0 AWG | 1000 Watts RMS and up |
| 4 AWG | 500 – 1000 Watts RMS |
| 8 AWG | 250 – 500 Watts RMS |
| 10 AWG | Less Than 250 Watts RMS |
How big of a wire do I need for 100 amp?
The rule of thumb for 100 amp is that you go with a wire size gauge 1. 125 amp requires a wire size 2/0. For 150 amp, the right wire size is 3/0. For 200 amp, you will want a wire size 250 kcmil. For 300 amp, the right wire size is 500 kcmil. 400 amp service requires a wire size of 1,000 kcmil.
What kind of wire do I need for a 30 amp circuit breaker?
The rule of thumb that techs will usually go by is that for a 30 amp circuit breaker, 10-gauge wire is the right size to go with. For a 40 amp you need a 8-gauge wire size and for a 20 amp, you will need a 12-gauge wire size.
What’s the safest wire size for 70 amps?
For a 70 amp, the safest wire size is a gauge 3. For 80 amp, the safest wire size is gauge 2. The rule of thumb for 100 amp is that you go with a wire size gauge 1. 125 amp requires a wire size 2/0.
What kind of wire to use for 125 amps?
To be on the safe side, you will want to make sure you’re either using a gauge 1 copper wire or a 2/0 aluminum wire for 125 amp of service. For 150 amp, as per the chart below, you’re looking at a 3/0 wire gauge made of aluminum, whereas a 1/0 is the smallest size you can go with when looking at copper.