💥 Optimized Stinger SG-P90300 300 Amp Circuit Breaker Review

Using a battery disconnect switch is awesome! I'm constantly sitting in the back seat of my car changing gear because I'm bored or just want to try something new. Now I don't have to disconnect the whole battery which resets my clock, the trip computer gives me a bunch of errors and error codes ('15 S3). I will never go back to the battery backup. I blew out a junction box in the back of my car. I have the 300 amp version and I have no problem!

I have ordered several of these to fit some vehicles and they work fantastic when new. The shift hand is very sensitive. I have 2 of the last 5 I installed that break internally. I can't lock the arm, it's just broken and free to move. There is nothing you can do to enable it. I'm buying 1 more just so I can take the other apart to take photos for this post. The switch that just broke was in a car I only drive 2-4 times a month and only at medium to high rpm. Definitely don't draw 300 amps. If…

This is a terrible circuit breaker and should not be placed on the market due to its misleading amperage rating. As others have said, it doesn't have nearly as much power as the rating suggests. This circuit breaker also has bad contacts as they arc internally and have wreaked havoc on my arcing fault detectors. I went insane trying to find the culprit in my solar system and was surprised to find that all my problems went away when I replaced this breaker with a fuse of the same rating. I…