









⚡ Energize your essentials — power that never quits!
The Energizer MAX 9V Battery delivers dependable, long-lasting alkaline power with a 9-volt capacity, ideal for everyday electronics like smoke detectors and toys. Featuring a shelf life of up to 5 years and incorporating 4% recycled materials, it combines performance with sustainability. Leak-resistant design ensures your devices stay protected, making it the go-to choice for professionals who demand reliability and eco-awareness.










| ASIN | B00451Y26I |
| ASIN | B00451Y26I |
| Antenna Location | Household Use |
| Batteries | 1 Product Specific batteries required. (included) |
| Battery Capacity | 9 |
| Battery Cell Type | Alkaline |
| Battery Weight | 1.58 Ounces |
| Best Sellers Rank | #29,744 in Health & Household ( See Top 100 in Health & Household ) #27 in 9V Batteries |
| Brand | Energizer |
| Built-In Media | Battery Pack |
| Compatible Phone Models | smoke detectors |
| Customer Reviews | 4.8 4.8 out of 5 stars (2,191) |
| Date First Available | April 1, 2004 |
| Department | Electronics |
| Global Trade Identification Number | 00039800013613 |
| Is Discontinued By Manufacturer | No |
| Item Dimensions | 4.3 x 3.7 x 0.7 inches |
| Item Type Name | Premium Alkaline |
| Item Weight | 0.05 Kilograms |
| Item model number | 522BP |
| Manufacturer | Energizer |
| Manufacturer | Energizer |
| Manufacturer recommended age | 1 month and up |
| Model Name | ENR 522BP.FV MAX 9V-1 EMOD MY |
| Model Number | 522BP |
| National Stock Number | 6135-01-345-6157 |
| Number of Batteries | 1 Product Specific batteries required. (included) |
| Product Dimensions | 4.3 x 3.7 x 0.7 inches; 1.76 ounces |
| Reusability | Single Use |
| UPC | 039800013613 |
| Unit Count | 1.0 Count |
| Voltage | 9 Volts |
L**G
Reliable battery
Good quality. Long lasting. Dependable. Worth the money.
G**S
Energizer MAX 9V Battery (1 Pack), 9 Volt Alkaline Batteries
The Energizer MAX 9V Battery (1 Pack), 9 Volt Alkaline Battery that I bought is still in my Thermostat and working well. and I bought this on the 15th of December 2024 and this is 2025 waiting to see how 2026 goes. Highly Recommend
R**Y
Good battery. Great price
I bought this item for the smoke detector in the living room. It was better priced than other top brands and I believe that it lasts longer. It’s a 9 volt battery and is exactly as described.
M**Z
Long lasting
Good product
A**R
Good
Good
J**P
It works!
It works!
T**A
It works
It works
W**R
good fit good price
good price for a single battery.
G**Y
The Energizer EN-522BP Max 9V Battery is a reliable and long-lasting option for important devices like smoke detectors and alarms. It holds power well, even in storage, and provides consistent performance. The packaging is secure, and the battery fits perfectly in standard 9V-powered devices. While it’s a bit pricier than some generic brands, the quality and longevity make it worth it. A great choice for anyone who needs a dependable 9V battery. ⭐ 5/5 – Reliable, long-lasting, and worth the price.
U**R
These pads have been great so far
H**Y
They work
D**I
Always have long lasting batteries with Energizer, it never fails! They work great and it will likely last me a lifetime so it’s worth the money!
M**W
these are my 2nd best choice of Battery They always work for me. just seem to run bit short of my 1st choice. But when on sale, these are my 1st choice. hope that makes sense.