12v marine batterys

The 12V battery is a common marine power supply. It consists of one or more 6V batteries connected in parallel, and the output voltage is 12V. The advantages of 12V batteries are low cost and small size, making them suitable for use in low-power equipment or ships. The disadvantage of 12V battery is its small capacity, limited charge and discharge times, and the need for regular maintenance and replacement.

12V batteries are commonly used on ships for the following purposes:

Ship starting: The 12V battery can provide starting current for the ship's internal combustion engine so that it can work normally.

Ship lighting: 12V battery can provide stable DC power supply for ship lamps, signal lights, emergency lights, etc.

Ship communication: 12V battery can provide the necessary working voltage for ship's radio, telephone, radar and other communication equipment.

Ship navigation: 12V battery can provide reliable backup power for the ship's compass, GPS, depth sounder and other navigation equipment.

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