What is the shelf life on the power One zinc p312?

Manufacture date is needed on every -front of package- mandatory hearing aid battery mfg i have found dates Oct 2018 still selling here on amazon, today 1/31/2021 .. this is unacceptable we all want to purchase new batteries for best shelf life and overall wearer - performance.

The voltage on these is 1.45v. I've had good luck with these and are certainly less expensive than over the counter batteries.

will these fit HEARusa hearing aids?

Based on the information found for the HEARusa hearing aids, they take size 312. Therefore these batteries will work.

These are size 13 batteries. We do carry size 312A batteries if searched using the following product identifier: B00SJPHZCO.

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Powermax Size 10 Hearing Aid Batteries, Yellow Tab, Made In The Usa, 64 Count

Powermax Size 10 Hearing Aid Batteries, Yellow Tab, Made In The Usa, 64 Count

Product ID: 348719852

Details

Battery capacity
90
Battery cell composition
Zinc-Air
Brand
Powermax
Number of batteries
64 Product
Recommended uses for product
Hearing Aid

🔋1.4V Zinc-Air Power

🟡Size 10 Yellow Tab

🇺🇸Made in USA Quality

Description

🔊 Power your day, hear every moment.

ECO SMART SAFE - Mercury and cadmium free for a greener footprint and peace of mind.
CHILD SAFE PACKAGING - Compliant with Reese’s Law for enhanced safety without compromising accessibility.
USER FRIENDLY DESIGN - Easy-peel yellow tabs for quick battery swaps, perfect for busy professionals on the go.
BULK PACK CONVENIENCE - 64 batteries per pack means fewer trips to restock—stay powered and prepared.
ALL DAY POWER RELIABILITY - Premium zinc-air tech ensures crisp, clear sound from morning meetings to evening unwind.

Powermax Size 10 Hearing Aid Batteries deliver reliable 1.4V zinc-air power in a convenient 64-count pack. Made in the USA with eco-friendly materials, these yellow-tab batteries offer long-lasting performance and easy handling, designed to keep hearing aids running smoothly all day. Packaged with child safety in mind, they’re the smart choice for professionals and frequent users seeking dependable sound clarity.

Specifications

ASIN	B00SJPHY84
Antenna Location	Hearing Aid
Battery Capacity	90
Battery Cell Type	Zinc-Air
Battery capacity	90
Battery cell composition	Zinc-Air
Best Sellers Rank	#96,989 in Electronics ( See Top 100 in Electronics ) #1,433 in Disposable Household Batteries
Brand	Powermax
Compatible Phone Models	FM Receiver, Hearing Test Device, Personal Sound Amplifier
Customer Reviews	4.0 out of 5 stars 2,840 Reviews
Global Trade Identification Number	00683969986617
Included Components	(60) Size 10 Hearing Aid Batteries
Item Dimensions	10.9 x 6.7 x 5.4 centimeters
Item Type Name	hearing-aid-batteries
Manufacturer	Powermax
Model Name	Powermax Hearing Aid Batteries
Model Number	98661
Number of Batteries	64 Product Specific batteries required. (included)
Number of batteries	64 Product Specific batteries required. (included)
Recommended uses for product	Hearing Aid
Reusability	Single Use
UPC	683969986617
Unit Count	64 Count
Unit count	64 Count
Voltage	1.4 Volts

Reviews

S**R

Batteries for hearing aids

They were good. Did not last very long. Hard to change for older people

3.05.2026

A**E

Lower quality and durability.

Battery last only 5 days instead of 7 days of other make.

13.05.2020

C**A

Disappointing

I received only 180, not 192 )

25.12.2025

K**K

毎回購入

毎回母のために購入。これが良いと言っています

7.03.2025

A**H

Good quality

I really recommend this battery

3.02.2025

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