How Long Do Rv Batteries Last. The minimum battery life even with maximum usage should be at least 2 to 3 years but if you treat it right you may get up to 6 or 7 years out of an RV battery. Average RV Battery Lifespan.
Normally A 12-volt travel trailer battery can last about two to three days on average. While lithium ion batteries are said to last for approximately 5000 charge cycles deep cycle batteries may only last for as little as 400 to 500 cycles. Average Lifespan of An RV Battery.
Lithium ion batteries may last for as many as 5000 charge cycles whereas deep-cycle batteries may only last for 400 or 500.
Normally A 12-volt travel trailer battery can last about two to three days on average. On an average a RV battery lasts around 4-5 years. If you maintain them well enough RV batteries can last well over 5 years. The 45 year estimate is for AGM batteries which are rated at 12V.
