Industrials come in cardboard boxes rather than annoying blister packaging. These are cheaper, less of a hassle and every bit as powerful as the Energizers you'll find hanging on the hooks at checkout. A solid inexpensive option—perfect to buy in bulk and have a pile in the closet somewhere to swap in every 6 months or so. A tried and true 9V battery for promotions, giveaways or group handouts.
The highest quality, longest life battery on this list — with the highest price. These are super tough and durable batteries used in medical devices and high tech alarm systems. A great option for hard to reach places like a high ceiling. When changing the fire alarm battery is a real chore, this is your best choice. Save a few bucks buying other 9 volt batteries for easier spots and spend a bit more on a LA for the fire alarm tucked in a corner above the stairs.
Whatever the number of batteries you need to power your household gear—and whichever type of battery you favor—there are terrific options here for your needs.
In storage, these batteries can hold power for up to 5 years. This Energizer pack includes eight batteries. That enables these lithium batteries to last for 10 or more years in storage. Because they can function in temperatures ranging from to degrees Fahrenheit, these lithium batteries are suitable for use in outdoor equipment. A battery charger is included with the set and can charge one or two batteries at a time.
These 9V batteries have a low rate of self-discharge and will hold up to 75 percent of their initial power after 3 years in storage. Those looking for a large quantity of 9V batteries should consider this pack.
These 9V batteries come in clear clamshells to help preserve and protect each battery. They can also last for 5 years in storage. Another pro: these Duracell batteries do not contain mercury. Church-Audio 44 Needs to get out more Posts: Gender:. I have no idea what 9V rechargeables are rated at.
I think it should last for about 20 hours right, Chris? I only need to run the ugly for around 10 shows for the summer. I was thinking on having couple or three for the whole run. If average is 20 hours per battery or even 10 hours I think i will be fine at 1 or 2 shows for each batt even the "bad" ones These 9v always seem to me like "misterious batteries". I think Chris has mentioned 35 - 40 hours for a 9V in his preamps. I was used to the PS2 and AD20 usage so this is more than welcome.
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