A simple tool to calculate wire sizes
Wire Size Calculator
Enter the information below to calculate the appropriate wire size.
About Us
At Wire Size Calculator, we are passionate about helping you navigate the intricacies of wire size calculations. With a team of experts well-versed in 12-volt wire sizing, 3-phase cable configurations, and more, we’re dedicated to simplifying the world of electrical installations. Whether you’re a DIY enthusiast or a professional electrician, our comprehensive wire gauge calculator, hot tub wire size calculator, and other tools are here to assist you in your projects.
“With decades of experience and a commitment to accuracy, we aim to be your trusted resource for all things wire-related.”
What They Say!
I stumbled upon the 12V wire gauge calculator on WireSizeCalcultor, and it made my DIY project a breeze! The accuracy and simplicity of this tool are unparalleled. It’s now my go-to resource for all my electrical work.
Sarah R.
As a professional electrician, I can’t express how valuable the 600-amp wire size calculator has been for my installations. It’s a game-changer! The tools and information on WireSizeCalculator have become an essential part of my toolkit.
Mark L.
The hot tub wire size calculator on WireSizeCalculator helped me ensure the safety and efficiency of my backyard spa installation. It’s a fantastic resource for homeowners looking to tackle electrical projects confidently.
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Meet The Experts
Samantha Turner
CEO & Founder
Hello there! I’m Samantha, the brains behind WireSizeCalculator. As the CEO and Founder, I’ve always been fascinated by the world of electrical installations. Armed with a degree in Electrical Engineering, I’ve dedicated myself to becoming an expert in this niche. With years of experience, my goal is to make wire size calculations accessible to all. When it comes to this field, you can trust that I’ve got the knowledge and expertise to guide you in the right direction.
Alex Mitchell
Lead Developer
Meet Alex, our Lead Developer. With a knack for coding and a passion for creating user-friendly tools, he’s the genius behind our wire size calculators. Alex has an impressive track record, having developed several essential tools in this niche. His expertise ensures that our platforms are not only functional but also reliable, making your wire sizing tasks a breeze. With Alex on board, you can be confident that the technical side of our blog is in capable hands.
Olivia Reynolds
Content Writer
Olivia is our Content Writer extraordinaire. Her journey in the niche of electrical installations began with a diploma in Electrical Engineering. With a background in the industry, she knows the ins and outs of the field. Her passion lies in translating complex concepts into clear and engaging content. When it comes to writing about electrical insights, Olivia’s expertise shines through. Her dedication and experience ensure that our articles are not only informative but also a pleasure to read.
FAQ
What is the recommended wire size for an 80 amp circuit?
The recommended wire size for an 80 amp circuit is #3 AWG.
What size wire do you need for a circuit with an 80 amp breaker?
You need #3 AWG wire for a circuit with an 80 amp breaker.
What is the correct wire size for 60 amps?
The correct wire size for 60 amps is #6 AWG.
What gauge wire should be used for a 60 amp circuit?
You should use #6 AWG wire for a 60 amp circuit.
What is the wire size needed for 125 amps?
The wire size needed for 125 amps is #3/0 AWG.
What is the proper wire gauge for a 125 amp circuit?
The proper wire gauge for a 125 amp circuit is #3/0 AWG.
How do you calculate 12v wire size?
To calculate 12v wire size, use a 12v wire size calculator or the wire size charts based on amps, length and voltage drop.
What is the best way to determine 12 volt wire size?
The best way to determine 12 volt wire size is by using a 12 volt wire size calculator.
How do you use a wire gauge calculator for 12v systems?
To use a wire gauge calculator for 12v systems, enter the amps, voltage drop percentage, and length of the wire run to get the recommended gauge.
What is the purpose of a 12v wire gauge calculator?
The purpose of a 12v wire gauge calculator is to determine the correct wire size based on amperage, voltage drop, and length of the circuit.
What size wire do you need for 600 amps?
For 600 amps you need 500 kcmil wire.
What is the correct wire size for a 600 amp circuit?
The correct wire size for a 600 amp circuit is 500 kcmil.
How does the paige wire calculator work?
The Paige wire calculator allows you to input voltage, current, conductor type and length to determine the minimum wire size needed.
What information does the paige wire calculator provide?
What information does the paige wire calculator provide?
What is a wire derating calculator used for?
A wire derating calculator is used to determine the reduced ampacity of a wire based on factors like ambient temperature, number of conductors bundled, and conduit fill percentage.
How do you use a wire derating calculator?
You input the wire size, temperature, number of conductors bundled, and conduit fill percentage into a wire derating calculator to get the derated ampacity.
What size wire do you need for a 150 amp service?
For a 150 amp service you need #2/0 AWG wire.
What is the correct wire size for 150 amps?
The correct wire size for 150 amps is #2/0 AWG.
How do you calculate wire size for a sub panel?
To calculate wire size for a sub panel, determine the amperage of the sub panel, use a voltage drop calculator to find max voltage drop, and select appropriate wire gauge using wire ampacity charts.
What factors determine wire size for a sub panel?
The main factors that determine wire size for a sub panel are the sub panel amperage, distance from main panel, and target voltage drop.
What size wire is needed for 600 amp service?
You need 500 kcmil wire for 600 amp service.
What is the correct wire size for a 600 amp service?
The correct wire size for a 600 amp service is 500 kcmil.
What wire size should be used for an 80 amp circuit?
#3 AWG wire should be used for an 80 amp circuit.
What is the minimum wire size for 80 amps?
The minimum wire size for 80 amps is #3 AWG.
What are the different types of 3 phase cable?
Common types of 3 phase cable are TC, TPS, THHN, THWN, XHHW, RHH, and RHW.
What are the options for 3 phase wiring?
Options for 3 phase wiring are armored cable, metal clad cable, THHN wires, XHHW wires, and tray cable.
What size wire is needed for 800 amps?
For 800 amps, you need 600 kcmil wire.
What is the correct size wire for an 800 amp circuit?
The correct size wire for an 800 amp circuit is 600 kcmil.
What size wire is used for residential service?
The typical wire size used for residential service is #4/0 AWG to 250 kcmil.
What gauge wire is normally used for a house service?
Typically #4/0 AWG to 250 kcmil wire is used for a standard 200A house service.
What is the wire size for an 80 amp circuit?
The wire size for an 80 amp circuit is #3 AWG.
What gauge wire do you use for 80 amps?
You use #3 AWG wire for 80 amps.
How do you calculate wire size for amps?
Use a wire size calculator or chart to look up the recommended wire gauge based on the amperage of the circuit.
What is the process for determining wire gauge based on amperage?
Look up the ampacity chart for copper wire and select a gauge that has an ampacity rating equal to or above the circuit amperage.
What size wire do you need for a 600 amp service?
For a 600 amp service, you need 500 kcmil wire.
What is the minimum wire size for a 600 amp panel?
The minimum wire size for a 600 amp panel is 500 kcmil.
What size wire should be used for 208/230V?
For 208/230V circuits, #12 AWG wire should be used for 20 amp circuits, #10 AWG for 30 amps, and #8 AWG for 40-50 amps.
What is the correct wire gauge for 230 volt circuits?
For 230 volt circuits, use #12 AWG for 20 amps, #10 AWG for 30 amps, and #8 AWG for 40-50 amp circuits.
What size wire is needed for 400 amp 3 phase service?
You need 350 kcmil copper wire for a 400 amp 120/208V 3 phase service.
What is the correct wire size for a 400 amp 3 phase circuit?
The correct wire size for a 400 amp 3 phase circuit is 350 kcmil.
What gauge wire should be used for 70 amps?
For 70 amps, a #1 AWG wire should be used.
What is the minimum wire size for 70 amps?
The minimum wire size for 70 amps is #1 AWG.
What is the formula for calculating length of wire?
Length of wire (in feet) = Voltage drop (%) x Load current (amps) x Conductor resistance (ohms/ft) / Allowable voltage drop
How do you calculate the length of electrical wire needed?
Use the formula: Length of wire (ft) = (Current (A) x R per ft x Voltage Drop %) / (Voltage (V) x Allowable Voltage Drop %)
What size wire is needed for a 240 volt 40 amp circuit?
For a 240 volt 40 amp circuit, #8 AWG wire is required.
What is the correct gauge for a 240v 40 amp circuit?
The correct gauge for a 240v 40 amp circuit is #8 AWG.
How do you determine wire size for a generator?
To determine wire size for a generator, calculate the amps based on wattage, use a voltage drop calculator for allowable drop, and select appropriate wire using ampacity charts.
What factors do you consider when selecting generator wire?
The key factors are generator output in watts, voltage, allowable voltage drop, and ampacity of the wire gauge options.
What is the formula used to calculate wire length?
Wire length = (2 x Distance in feet x Voltage Drop %) / (Allowed Voltage Drop% x Circuit Amps x Resistance/ft)
How do you calculate the maximum length of a wire?
Max length of wire (feet) = (2 x Voltage Drop % x Voltage) / (Max Current (amps) x Resistance (ohms/ft) x Allowable Voltage Drop %)
What does a wire gauge calculator determine?
A wire gauge calculator determines the appropriate wire size based on amps, voltage, distance, and other electrical load requirements.
How does a wire gauge calculator work?
It uses the input electrical load values and factors like voltage drop to reference wire ampacity tables and recommend the minimum wire gauge.
How does a hot tub wire size calculator work?
A hot tub wire size calculator asks for input values like voltage, amperage, and distance from the power source to determine the minimum wire size needed based on code requirements.
What information do you need to use a hot tub wire size calculator?
You need the hot tub voltage, amperage or kW rating, circuit length, target voltage drop percentage, and conductor type.
What is the recommended wire size for an 80 amp circuit?
The recommended wire size for an 80 amp circuit is #3 AWG.
What size wire do you need for a circuit with an 80 amp breaker?
You need #3 AWG wire for a circuit with an 80 amp breaker.
What is the correct wire size for 60 amps?
The correct wire size for 60 amps is #6 AWG.
What gauge wire should be used for a 60 amp circuit?
You should use #6 AWG wire for a 60 amp circuit.
What is the wire size needed for 125 amps?
The wire size needed for 125 amps is #3/0 AWG.
What is the proper wire gauge for a 125 amp circuit?
The proper wire gauge for a 125 amp circuit is #3/0 AWG.
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