All Board Mountable Lithium Batteries are not created equal. The TADIRAN 15-5186-43500 replacement battery is the right choice for those seeking performance and efficiency. From their high-quality construction - the 15-5186-43500 replacement battery shows TADIRAN as a brand you can trust. As well it has been designed and built to meet or outshine the original specs by TADIRAN. BatteryTex.com - known for our wide selection of the top batteries at some of the lowest prices online. With a massive inventory and everyday low prices it's easy to see why BatteryTex.com is your go-to site for replacement batteries. We also offer bulk discounts and top-flight Customer Service so drop us a line at 1-888-825-6661. Check out our wide selection of Board Mountable Lithium Batteries batteries here. Browse other terrific products by manufacturer: TADIRAN Battery strength, durability and efficiency are greatly increased while cost has been greatly decreased. If you want information on the manufacturer warranty please reach out to us with the specific battery you're interested in. Standard warranties are for one-year however. *** REPLACED BY COMP-204 ***