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A cardboard box holding five blister cards of six size 312 zinc-air hearing-aid batteries

PowerOne

PowerOne Size 312 Hearing Aid Batteries 30-Pack

SKU CH-SAJE-7MQ9P

Zinc-air hearing-aid cells deliver 1.45 V in a 30-pack of size 312 batteries

  • Battery typeSize 312
  • 30 batteries keep hearing aids powered longer
  • Zinc-air chemistry delivers steady 1.45 V output
  • Mercury-free formula reduces environmental impact
  • Five cards of six simplify storage and handling

PowerOne Size 312 Hearing Aid Batteries 30-Pack

This pack supplies thirty zinc-air cells sized 312 for behind-the-ear and in-the-ear hearing instruments. Each cell delivers a nominal 1.45 V and is free of mercury. The batteries arrive on five cards of six for easy handling and storage.

Voltage and chemistry match Size 312 hearing aids

The 1.45 V zinc-air chemistry is the standard power source for Size 312 devices. Buyers who need a different voltage, a rechargeable cell or a larger quantity per pack should select another product.

How it compares

Measured against everything we stock in Household Batteries & Chargers, at today’s prices. Recalculated every night.

Price $18.99
Pricier than about 75% of the 10,440 comparable items (median $10.99).

Specifications

Power
Battery typeSize 312

Questions about this item

How long will the 1.45 V output last in a typical hearing aid?

Zinc-air cells hold voltage near 1.45 V until depletion; run-time depends on the aid's current draw and daily wearing hours.

Does the size 312 designation guarantee fit in every 312-labelled compartment?

Size 312 is an industry-standard dimension; any device marked for 312 cells will accept these batteries.

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