# Can You Repair A 40 Amp Fuse

Table of Contents

## Question

Answer

## Can I use a 30 amp fuse instead of 40?

It is okay in the sense that it will work, but not okay if you have an over-current just below 40 Amp and your equipment catches on fire.

## Can I replace a 40 amp breaker with a 50 amp?

In general, no. Installing a 50A breaker on wiring only designed to support 40A is dangerous and can result in a house fire. 40A circuits need #8 copper wire, whereas 50A circuits need #6 copper.

## What size wire do you need for a 40 amp breaker?

40 AMP Wire Size For a maximum of 40 amps, you’ll need a wire gauge of 8. Many electric cooking appliances require 40 amps such as electric cooktops.

## How do you tell if a fuse is blown?

Remove the fuse from its holder. In some cases you may need a small screwdriver to unscrew the fuse holder cap. Look at the fuse wire. If there is a visible gap in the wire or a dark or metallic smear inside the glass then the fuse is blown and needs to be replaced.

## What AMP is a green fuse?

Car fuses are color coded by amp rating. For example, a standard blue fuse has a 15-amp rating, yellow is 20 amps and green is 30. Before you buy and replace car fuses, keep in mind that the fuse panel cover often contains spare fuses and even a fuse puller.

## Can you get a 10 amp fuse?

Pack of 4 replaceable 10 amp fuses. For use in appliances from 1200-2400 Watts.

## How many watts can a 40 amp breaker handle?

40-amp 240-volt circuit: 40 amps x 240 volts = 9,600 watts.

## Can I use a 40 amp breaker for a 40 amp stove?

There are 3 questions. Any household cooking appliance rated at less than 12 kilowatts can be served by a 40A circuit, according to the NEC.

## Can I use a 40 amp breaker for a stove?

According to the NEC, any household cooking appliance rated at 12kW or less can be served by a 40A circuit.

## How many amps can a 40-amp breaker handle?

There is a 40-amp circuit with a maximum output of 9,600 watt. 12,000 watt is equal to 50 Amps x 480 Amps.