Fish Finder Battery
If you’ve been into fishing for a long time or have developed a passion for fishing now and finding the correct fish finder battery to get to your next fishing trip, you’re at the right place. There is a wide variety of batteries in the market offering different types of features. But which one is perfect for you?
Don’t have any ideas! This article will discuss everything you need to know about lithium-ion fish finder batteries. From important considerations before buying a fish finding a battery to some frequently asked questions about a lithium-ion battery of fish finder and which one you should buy, you’ll get everything to read.
- Battery Terminologies to know before going ahead
- Amp Hour- Ah
- Cycle life
- Things to note when choosing a fish finder battery
- Size and weight
- Importane of lithium-ion batteries for a fish finder
- What is a kayak fish finder battery?
- Lithium-ion battery vs. sealed lead acid battery- what’s the difference?
- Sealed Lead Acid Batteries (SLA)
- Lithium-Ion Batteries
- Features of a Lithium-Ion
- Temperature Characteristics
- Discharging Capacity
- Cycle Life
- Smooth inner life
- Battery management system (BMS)
- Advantages and Disadvantages of a Lithium-Ion Fish Finder Batter
- Advantages of a Lithium-Ion Fish Finder Battery
- Disadvantages of a Lithium-Ion Fish Finder Battery
- Charging and Discharging of a Lithium-Ion Battery
- FAQs about fish finder battery
- What size battery does a fish finder use?
- What kind of battery does a fish finder use?
- How much time will a battery-run a fish finder?
- How long will a 7 Ah battery run a fish finder?
- What kind of charger does a lithium-ion battery use?
- How many watts will a fish finder use?
- How many volts does a fish finder need?
- How do you power up a fish finder?
- Is it okay to connect the fish finder to trolling motor battery?
Before we dive into the details concerned with the lithium-ion fish finder batteries, let’s have a quick view of the terminology associated with the batteries. So let’s get started.
1.Battery Terminologies to know before going ahead
The amount of electromotive force needed to move one ampere of electric current through a wired circuit. It is also known as potential difference.
The measure of electric current through the electric circuit is known as ampere or amps.
Amp Hour- Ah
The measure of the battery’s electrical storage capacity is calculated by multiplying the amount of electric current (ampere) by discharge time (hours).
The amount of total electric power stored in the battery is known as watt; multiply ampere by volt to calculate it.
The total number of times a battery can charge or discharge before its capacity is reduced to 80% of its original rate.
2.Things to note when choosing a fish finder battery
There are many features to consider when choosing a fish finder battery as they mainly depend on your needs and requirements, but some essential features are a must to consider, which are listed below:
The first thing here to consider is the capacity of the battery. There are different sizes of fish finders available in the market. Most of the smaller ones use less than 1 Amp of current from a 12 v battery source, while the larger ones consume more.
So, when choosing a lithium-ion battery for a fish finder, you must know the consumption requirements of your fish finder and opt. for a battery that is slightly above your finder requirements; this is to be on the safe side. The fishing trip time varies between 4-12 hours on average, so you may not run low on power in the middle of the trip.
You can find the capacity of the lithium-ion battery by multiplying the amperes (fishfinder current) with the time (in hours); you’ll get the capacity in Ah.
When choosing a fish finder battery, battery power is also one of the essential features that contribute a lot in making your trip successful. As your fish finder has to rely solely on the power for about a day, the power source must be potent. Lithium-ion batteries work best and are reliable, having excellent power output.
So, a standard 12v lithium ion battery for fish finder lasts for about a day. If you want to calculate the power of the battery before buying, here’s how you can find it:
Some batteries are eco-friendly while others are not. Batteries mainly used for fish finders are sealed lead-acid batteries and lithium batteries as their construction is leak-proof, so they are less likely to cause damage. Lithium-ion fish finder batteries are voltage-dependent, so they use less charging current than lead-acid batteries. Being long-lasting, they are less like to be replaced in the longer run. So, when considering to a buy fish finder battery, check or ask for eco-friendly batteries.
Size and weight
Size and weight do not matter when you’re fishing on a larger boat, but when it’s about fishing on a kayak, size and weight is essential consideration before choosing a battery. So, a kayak fish finder battery must be small-sized to fit in the little space of a kayak while lightweight, so it should not add much weight. With these batteries, you can save 70% of the space compared to sealed lead-acid batteries. For that, a lithium-ion battery for a fish finder is a perfect go-to option as they are a robust yet ideal solution according to your size and weight requirements.
3.Importane of lithium-ion batteries for a fish finder
Many batteries have been used with the fish finders for years, but since the lithium-ion battery was introduced, they have made a special place in the market with its tremendous advantages. Despite its higher price, the importance of a lithium-ion battery for a fish finder increases day by day. People nowadays prefer their comfort and high-performance fish finder battery feature over price. So, to make your fishing experience better and more enjoyable without any hindrance, try out the lithium-ion fish finder battery, and you’ll surely not regret it.
4.What is a kayak fish finder battery?
When finding a battery for your fish finder, you must have noticed the term ‘kayak fish finder battery,’ but do you know what it is? And is there a difference between a kayak fish finder battery and a regular fish finder battery? If not, let’s start the discussion.
Kayak is a small boat with minimal capacity, and when compared to a regular boat that is able to hold 4-5 people at a time, kayaks are very compact. Thus, when finding a kayak fish finder battery for your kayak fishing trip, you must consider a compact and lightweight battery that can fit in the kayak easily. And for that, lithium-ion batteries work the best-lightweight, small, and higher power output, all you need for a kayak fishing trip.
5.Lithium-ion battery vs. sealed lead acid battery- what’s the difference?
There are several types of batteries used for a fish finder like lithium-ion batteries, sealed lead-acid batteries (SLA), nickel-cadmium batteries (NiCd), and nickel-metal hybrid (NiMH). Still, mostly you’ll come across lithium-ion batteries and sealed lead-acid batteries (SLA). So, do you know what the difference between these two batteries is? If you want to find a reliable battery for your fishfinder, this one must be known;
Sealed Lead Acid Batteries (SLA)
Sealed lead-acid batteries (SLA) have been used for many years (since 1850) in cars, trailers, fish finders, and many other appliances that work on batteries. They can be used regardless of any orientation are widely used. They possess lead electrodes and 37% Sulphuric Acid mixed with a liquid as electrolyte sealed in a waterproof box, making them safe to use.
While being a bit heavier than other batteries, which may not be suitable for kayak fishing but are fine for the larger boats, they come at a very lower price, which means they are always in your budget.
One of the major cons of these batteries is that they should not be used below 80% of the charging, as it can cause severe damage to it, affecting its performance and reduced lifespan. Overall it’s a reasonable option if looking for cheap fish finder batteries for your next trip. Here, these are not the standard flooded lead-acid batteries we’re talking about; they shouldn’t be used on kayak fishing as they might in very dangerous.
Lithium-ion batteries are the latest ones in the market, reliable options for a fish finder and other appliances. They offer stable current providing 100% performance with tripping issues. These batteries are lightweight, smaller in size, and safe to use.
Compared to other batteries, lithium-ion batteries can be drained from 100% to 0%, which wouldn’t affect the battery performance. But this comes at a hefty price- one of the major cons of these batteries. But if you’re looking for a powerful option that is long-lasting as well, while the price is not a thing for you, lithium-ion batteries are the perfect option for you.
6.Features of a Lithium-Ion Fish Finder Battery
The main features lithium-ion fish finder battery possesses are explained below in detail:
The utilization rate of lithium-ion fish finder battery is 92% higher than lead-acid batteries and can maintain this state for a long time without draining. It retains its energy efficiency of up to 90% even in its state of flat discharge.
Their temperature characteristics vary at a wide range without affecting their performance.
Lithium-ion battery features a discharging capacity to a large extent compared to SLA batteries.
With 2500 cycle life and an expected 10-15 years lifespan, lithium-ion batteries feature the most extended duration compared to any other battery.
Smooth inner life
With a robust internal structure of the lithium-ion fish finder battery, they are powerful and smooth with no complications in the longer run.
These batteries do not need to be fully charged when storing them for a longer duration. So, they can be retained for a long time without much care required.
Battery management system (BMS)
one of the most advanced features these lithium-ion fish finder batteries possess is the battery management system which makes these batteries stand apart from others. BMS controls the charging and discharging of the battery, so if the battery is overcharged or overvoltage, the battery cells can drift highly. But due to the battery management system, it balances the cells in extreme conditions during charging and overcharging, which leads to less damage impact on the battery, maintaining the long life of the battery to a large extent.
7.Advantages and Disadvantages of a Lithium-Ion Fish Finder Batter
There are some advantages and disadvantages associated with lithium-ion fish finder batteries; let have a look at them:
Advantages of a Lithium-Ion Fish Finder Battery
Lithium-ion batteries are robust and long-lasting compared to the other fishfinder batteries. They possess a battery management controlssystems that the charging and discharging of the battery. Moreover, these batteries can be fully-drained without affecting their health and performance.
Effect Of Weather Conditions
One of the most significant advantages is that these batteries are not affected much by the temperature condition. They can be used in a broader range of temperatures that is -20ᵒC to + 60ᵒC. So whether you’re going fish in a freezing temperature or hot summer days, this battery won’t be affected in any way.
Lithium-ion fish finder battery has the ability of fast charging. They can be charged to 100% within 2-3 hours. And with a fast charger, they can be charged even faster, but it is suggested not to use fast chargers as they affect the lifespan of the batteries.
These batteries are not at all hard to maintain. just a few precautions to take good care of the battery to maintain its performance and health such as, not overcharging the battery, using a suitable charger, no interaction with water, etc. will help you keep it for a longer duration.
Disadvantages of a Lithium-Ion Fish Finder Battery
the most significant disadvantage of lithium-ion fish finder batteries is that they are very costly compared to the other types of batteries in the market. It can cost up to four times the SLA and AGM batteries.
Lithium-ion fish finder batteries are not waterproof like other batteries, which can be dangerous if you’re not carrying them in a battery box. So, when going on a fishing trip, you must have the battery in a waterproof battery box to avoid any accident.
8.Charging and Discharging of a Lithium-Ion Battery
Lithium-ion fish finder battery provides an excellent performance. These batteries come with a battery management system installed in them, which is responsible for controlling the charging and discharging and their rates. So, to gain maximum output from your battery, charging your batteries correctly and carefully is crucial. Here, remember that every type of battery is charged differently as their electronic circuit varies, which needs a different charger to charge a battery. Therefore, using the wrong charger can affect the battery’s performance, health, and lifespan, leading to damages such as heat, fire, or explosion.
Comparing SLA battery with lithium-ion finder battery, SLA battery can be charged using a fast charge overnight while fast chargers can affect the lifespan of these batteries. Lithium-ion batteries take 2-3 to get fully charged, however, you can discharge them to 0%. Only 80% of the battery consumption is possible in the former case.
Talking about lithium-ion batteries, these are voltage-dependent instead of the current base. So they have a higher voltage per cell of around 3.7 to 4 volts. They should be immediately unplugged when these batteries are fully charged as they do not tolerate overcharging. They heat up quickly and in severe circumstances; they may catch fire and explode if overcharged to a great extent.
Some charging and discharging precautions for lithium-ion batteries:
● The charge current with a maximum of 0.8C should be limited. It is recommended not to use fast chargers because it affects the battery’s lifespan.
● The battery should not be charged when the temperature is below zero or above 45ᵒC. Li-ion batteries operate best at room temperature.
● Lithium-ion batteries require to discharge current protection, so they must be over-stressed.
● Must not be applied with high voltage to prevent over-voltage.
● Make sure the battery is not charged in the wrong direction.
● The battery voltage must fall below 2.3 volts (dependent upon manufacturer)
9.FAQs about fish finder battery
What size battery does a fish finder use?
The size of the lithium-ion battery for a fish finder depends upon two things such Ah troll of the fish finder you use and the maximum time you for fishing. Suppose if you have a 12 Ah fish finder and your normal fishing time is 12 hours a day, 12 Ah is the right size of the battery to choose for. Similarly, you can select the right lithium-ion fish finder battery size depending upon your needs, as lithium-ion batteries used mainly for fish finders range from 7 Ah to 18 Ah.
What kind of battery does a fish finder use?
There are several types of batteries used for a fish finder that are:
▶ lithium-ion batteries
▶ sealed lead-acid batteries (SLA)
▶nickel cadmium batteries (NiCd)
▶nickel-metal hybrid (NiMH)
But the most commonly used batteries used are sealed lead-acid batteries and lithium-ion batteries. Still, if you are concerned with the performance, lithium-ion batteries can perform 8-10x more than the other batteries on the list.
How much time will a battery-run a fish finder?
The fish finder battery time is dependent on the size of the battery you’re using. But, generally, a normal-sized lithium-ion 12 Ah battery can run a fish finder for up to 20-24 hours.
How long will a 7 Ah battery run a fish finder?
If you’re planning to go fishing for about 2-5 hours, 7 Ah batteries can work well for you as they can run a fish finder battery efficiently in this time with a constant supply of current and without tripping. But don’t forget to put the battery charger, for safety reasons.
What kind of charger does a lithium-ion battery use?
Charging is an essential thing to consider for lithium-ion batteries. The lifespan and performance are wholly dependent upon charging and can affect it adversely if it is not done correctly. Moreover, lithium batteries cannot use the same charging devices as other batteries, such as nickel-cadmium batteries (NiCd) and sealed lead-acid batteries (SLA). The chargers used for lithium-ion batteries should be 10 amp LiFePO4 compatible chargers for larger batteries.
How many watts will a fish finder use?
Different fish finders consume different rates of electric current (watt). Generally, a fish finder uses 400-500 watts RMS, 2400-3200 watts peak-to-peak. If you are a bluewater fisherman, you much aim for 1000 watts or more power output.
How many volts does a fish finder need?
Most fish finders need DC12 -24 volts. However, the ideal/normal voltage is 12. Still, if the voltage is higher than 24, the fish finder does not work correctly, probably blacking out of the display due to the alternator regulator issue.
How do you power up a fish finder?
To power up the fish finder, you need to connect the battery to the switchboard and the fish fisher power cable to the switchboard. To run the fish finder, turn on the power quickly; theand manually install the switches.
Is it okay to connect the fish finder to trolling motor battery?
Yes, connecting a fish finding to a trolling motor battery is fine as the trolling motor has problems such as power draw and ‘run dead,’ which causes face screen interference problems in the fish finder. So, for sensitive electronics, i.e., fish finder, it is suggested to use a starting type battery.
After reviewing this article, you must have got your answers according to your fish finder requirement about which lithium-ion battery for fish finder you should go for. With a number of advantages you get with these lithium-ion fish finders, batteries are worth every penny, which will last for several years, comforting you on your fishing trips. These robust yet reliable lithium-ion batteries are highly efficient in every way.
With just a few charging precautions, you can save these batteries for a longer duration. Not just fish finders, but they can be easily used with other appliances of the same category. So, choose a lithium-ion battery for your fisher finder today and make your kayaking trips enjoyable than ever before.