ZOLL AED Plus Review Cost : 4/5 Features : 8/10 Total cost of ownership (lower is better) : (1/10) One of the best AEDs on the market, the ZOLL AED Plus gets high marks in every area, making it an excellent choice for almost anyone looking for an AED. While it is on the high end when it comes to pricing, its versatility, ruggedness, and outstanding features make it well worth considering for most any buyer, whether a lay user or a professional first responder. While initial purchase cost is higher, the AED Plus has the lowest total cost of ownership compared to other AEDs (due in large part to the use of long-lasting 5-year “off the shelf” lithium batteries, readily available at a fraction of the price of the proprietary battery packs most AEDs use). The ZOLL AED has behind it a long history of development by the original experts in the field of electrical heart monitoring and stimulation for the purposes of defibrillation and pacin...