What size fuse for fishfinder. Mar 5, 2012 · Just goto the fuse block and use the same size fuse that came with your equipment. Insert a new 3 A fast-blow fuse. Kinda depends on the size and health of your battery and how many amps your engine pulls when cranked if you can get by with fuse blocks or not. I’m guessing a 2 amp fuse if the Garmin is the only thing on that circuit. Apr 3, 2020 · You get the main fuse size by adding the actual draw. Twist and pull the fuse to remove it . The Garmin unit has a 3amp fuse in-line. Double fusing is ONLY required if the fuse that your equipment uses is not offered in whatever your fuses are. May 5, 2016 · People get by with fuse blocks but Humminbird recommends running a seperate circuit for each unit direct to the battery with minimum of 14 AWG and a 3 amp fuse at the battery. You can test the fuse using a multimeter. Leave the fast acting fuse inline (or put it back in). Learn how to wire fish finder to fuse box or directly to the battery with our easy step-by-step guide. Changing the Fuse in the Power Cable Open the fuse housing . 1 -1. S. In-line fuses are preferred to be glass "Slow Blow" or the MDL equivalent. Why would they include a 3 Wondering what kind of amp fuse should I use to hook my fish finder to a 12 volt battery? Also any recommendations on the gauge of wire and the best connection going directly to a battery The fuse should be located in a holder that is part of the red wire of the power cable. Check the fuse to make sure there is still a connection inside of the fuse. He had me place this where his was, which was up closer the the fish finder but tucked in a tube that holds wiring under the board and carpet. You will learn that it's not that hard! Jan 3, 2023 · Humminbird products call for a Slow Blow or MDL equivalent fuse to be installed in the power cable. Here is a simple rule of thumb, in order to protect your wires from current overflow always use a fuse 1. You want the fuse as close to the battery as is reasonable. Mar 7, 2013 · What I'm really trying to do is find a battery that will go 6-8 hours, and was hoping that someone with some real-life fish finder experience could point me to the right amp-hour size battery I need. The Amp size will be listed in the installation guide for your specific product. minimum and cut back the factory-supplied spider-thin wire as far as possible. Check that the proper size fuse is installed. I would recommend that you do two things: 1. Sep 24, 2013 · fuses protect the wire and offer some protection to the item. In todays market we replace things that go wrong so if the fish finder slightly smokes at 2 amps it will get tossed in the trash just the same if it made a little more smoke at 3 amps. Fuse the positive wire as close to the battery as you can with the size fuse the manufacturer recommends. I’ll show you how to wire one in detail if you’re convinced it’s worth having in your boat. I found the pictured fuse box under the dash of the boat and assume that on the left side those three empty spots for positive wires are for the empty auxiliary Feb 15, 2020 · Iam going be wiring elite ti2 9's on a tiller. what if the wire rubbing against something back near the battery and the two wires short together . May 24, 2020 · Modern large screen sonar units can be power hogs. Close the fuse housing. 2. I'm using 14 ga wire. May 6, 2015 · a "in line fuse" goes for about $2 Right! Just be aware that the inline fuse might ship with a 10 amp fuse inside so be sure to pull that and put the correct size fuse you need in plus you should have a couple spare with you too. Use 3 and 5 amps. 5 time than the current value of the equipment. I also noticed another in-line fuse on the same line near the battery. - How many Yak and Canoe guys use an inline fuse between the battery and fish finder? What size fuse? May 15, 2013 · okay so I'm going to run 8 gauge wire from my battery to my fuse panel and then probably use 16 gauge to each of my devices. Manual says 7amp. The fuse could be anywhere in the positive line and protect the unit. Aug 8, 2025 · Please refer to the following chart for fuse size, power cable extension requirements and the current draw for our Fish Finders and powered accessories. A five amp should be fine too (Assuming the wire gauge will Mar 24, 2023 · I just picked up my new Weldcraft Angler today and want to get my fishfinder installed. Below we will li May 1, 2023 · Fast acting fuses are common for electronics. An important thing to consider before wiring a fish finder is where to locate it. Nov 8, 2023 · Refer to the fish finder’s manual for the exact layout configuration and to install the right fuse (usually 3 or 5 amps). An area that raised an eyebrow from me was regarding the location of the in-line fuse between the battery and fish finder. They came with a 3amp fuse. Thanks in advance! Dan P. Things can go in a worse direction in no time, so to prevent such conditions you have to use a fuse of accurate size for every fish finder. Read the specifications and size the blade fuse at the power supply at about 140% of the maximum current draw. Refer to the label on the cable or the installation instructions for the exact fuse size needed. 14 Guage is rated up to 15 amps and that unit will be under a 5 amp fuse. Ultimately the fuses are only to protect the wire from becoming hot knives and catching fire when something shorts out. What size fuses should I use for nav lights, a fish finder, and bilge pump? May 6, 2010 · Re: Running power line and ground for Lowrance HDS I also agree 14 or even 16 guage is fine. Personally, I’d use 12-ga. omkj oep9ab taxyh he ga4m 7pd 4h57 5tzc yf 1e