Miady 12V 9Ah Rechargeable Sealed Lead Acid Battery 9a-2 Pack

1825+ bought in the past month

$44.98$49.99

About this item

【Longer Service Life】Miady 12v 9ah battery can last a long time, which is also a rechargeable maintenance free battery. Voltage: 12V, Capacity:9ah
【Complete Protection】Our 12 volt 9 amp battery can be fully discharged and has stable performance. With Absorbed Glass Mat (AGM) Technology and Wide Temperature Range, and ABS Plastic Case provides strong resistance to shock, vibration and heat. And SLA / AGM spill proof battery has a characteristic of high discharge rate, wide operating temperatures, long service life and deep discharge recover
【Maintenance- free & Spill proofVoltage】Rechargeable alarm battery 12v 9ah is maintenance-free & spill proof because of the VRLA (valve regulated) technology that eliminates spills & overpressure. Rechargeable battery that can be mounted in any position, resists shocks and vibration. Long lasting high performance in high and low temperatures
【Widely Applications】12v 9ah 20hr battery is a great replacement for your original battery in many applications. Be it electronics, gardening tools, or toys, such as UPS Device, Home Alarm System, Emergency Lighting System, Fire & Security Systems,etc. Warm tips: this is an energy storage battery, not a power battery. Please pay attention to confirm before buying
【What You Get】Miady 12V 9ah Sealed Lead Acid (SLA) rechargeable maintenance free battery (2 Pack) and 12 months hassle-free warranty. 24*7 friendly and professional customer supports

$44.98

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Product details

Number of Batteries	2 12V batteries required. (included)
Brand	Miady
Battery Cell Composition	Lead Acid
Recommended Uses For Product	Emergency Lighting,Ups
Unit Count	1.0 Count

Technical specifications

manufacturer	SEALEAD GUANGDONG Power Co., Ltd.
brand	Miady
item_weight	10.98 pounds
product_dimensions	5.83 x 4.72 x 3.54 inches
batteries	2 12V batteries required. (included)
manufacturer_part_number	MI-SLA12V9A2
best_sellers_rank	#1,222 in Automotive ( See Top 100 in Automotive ) #4 in Automotive Replacement Batteries
date_first_available	September 30, 2025

From the brand

Customer reviews

4.51,559 ratings

Customers say

Customers find these batteries work well as replacements, particularly for electric scooters and UPS systems, and appreciate their perfect fit and value for money.

★★★★★

Reliable, Long-Lasting 6V Batteries with Great Value in a 6-Pack

Michael S.—December 13, 2025

The Miady 6V 5Ah Rechargeable Sealed Lead Acid Batteries have been very reliable and perform exactly as expected. They charge easily, hold a steady charge, and deliver consistent power across multiple devices. I appreciate the sealed lead acid design, which makes them maintenance-free and safe to use in a variety of applications. Having a 6-pack is extremely convenient for replacing multiple batteries at once or keeping spares on hand. The batteries arrived well-packaged, fit properly, and were ready to put into service with no issues. If you need dependable 6V replacement batteries at a good value, these are a solid choice and work exactly as advertised. Read more

★★★★★

Well made

Charles Iervolino—January 3, 2026

Good price, all six batteries worked fine. Well made, I have no reason to believe they won’t last as long as my original batterY. It has been only 1 month and I rarely use my DIE HARD flashlight. Read more

★★★★★

Excellent replacement

John Snow—January 5, 2026

Perfect replacement, exact size, they charges and work great. Read more

★★★★★

Dispose properly

G. K.—January 5, 2026

The battery arrived promptly and was easy to install. It charged up, after a short time the “bad battery message “ on the display of the security panel disappeared. As a afterthought, I would have, with the new battery, loved to get instructions where to dispose/recycle the old battery. E.g ship the old battery back or to a recycling center. Read more

★★★★☆

Installed and are working fine in my UPSs

Tom LeClerc W1TJL—December 16, 2025

Part of what you want to see in a battery in a UPS is long life. When I installed them they both worked fine they both took a charge however in three or four years we'll see whether or not they have long life. Of course the prices gotten so low on these now you can replace them easily with the new batteries. I appreciate that they also include the little tab adapters in case your UPS has the larger size connectors. Read more

★★★★★

Works Like New

Eddie—November 22, 2025

Can’t believe I found this battery on Amazon. Saved me money on the purchase, travel time to the store and hours figuring out the compatibility. My 15 year old boomer stereo and speaker work like a charm. Life on battery exceeds expectations on the first charge. Easy to fit in compartment and exchange. Thank you Amazon! Read more

★★★★★

Great value

AJ—January 3, 2026

Good value. Seem to be a good batteries so for. Great for deer feeders . Read more

★★★★★

Battery life - short ?

Tano d.—December 26, 2025

Received battery on time This batch didn't seem to last long Ordered another batch of 2 sets too see what happens Read more