Send a part number, a photo, or a whole BOM — we supply it and stand behind it. EXW Singapore — collect from our office.

3G Electric
RAYOVAC 312 Hearing Aid Battery, Zinc Air, 1.4V, 185 mAh, 0.314 in Dia - Disposable Coin & Button Batteries
RAYOVACDisposable Coin & Button Batteries

RAYOVAC 312 Hearing Aid Battery, Zinc Air, 1.4V, 185 mAh, 0.314 in Dia

The RAYOVAC Hearing Aid Batteries, size 312, are disposable zinc air coin/button batteries delivering 1.4V DC with a 185 mAh capacity and 0.314-inch diameter (MPN 312CR-12ROVUS). These batteries are designed for…

SKU 3G-OTH-383054

Also listed as: 312CR12ROVUS · 312CR 12ROVUS

Brand
RAYOVAC
Item
312 Hearing Aid Battery, Zinc Air, 1.4V, 185 mAh, 0.314 in Dia
Part Number
312CR-12ROVUS
Category
Disposable Coin & Button Batteries
Available to Order
Also known as:312CR-12ROVUSRAYOVAC
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
EXW Singapore
Collect or forward from our office
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.

Technical Specifications

RAYOVAC
Manufacturer Part Number
312CR-12ROVUS
Type
Zinc Air, 185 mAh Capacity
Dia
0.314 in
DC
1.4V
Battery Size
312
Product Type
Hearing Aid Batteries
Battery Chemistry
Zinc Air
Voltage - Subhead
1.4V DC Hearing Aid Battery
Voltage - Batteries
1.4V DC

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

RAYOVAC Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The RAYOVAC Hearing Aid Batteries, size 312, are disposable zinc air coin/button batteries delivering 1.4V DC with a 185 mAh capacity and 0.314-inch diameter (MPN 312CR-12ROVUS). These batteries are designed for hearing aid applications.

Frequently Asked Questions

What are RAYOVAC 312 hearing aid batteries used for?

RAYOVAC 312 zinc air batteries power hearing aids. Their 1.4V DC output and 185 mAh capacity suit behind-the-ear and in-the-ear devices. They are disposable coin/button cells designed for reliable daily hearing assistance.

What are the specifications of RAYOVAC 312 hearing aid batteries?

These RAYOVAC batteries are size 312, zinc air chemistry, delivering 1.4V DC with 185 mAh capacity. They have a 0.314-inch diameter and are disposable coin/button cells. The MPN is 312CR-12ROVUS.

Where to buy RAYOVAC 312 hearing aid batteries worldwide?

3G Electric supplies RAYOVAC 312 hearing aid batteries worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.

How to install RAYOVAC 312 hearing aid batteries?

Remove the colored tab from the battery to activate the zinc air chemistry. Wait one minute for voltage stabilization. Insert the battery into the hearing aid with the positive (+) side facing up. Dispose of used batteries properly.

Used in

Common applications for RAYOVAC
Industrial maintenance — RAYOVAC UltraPro AA alkaline batteries (24-pack) for powering handheld diagnostic tools and flashlights.
Emergency preparedness — RAYOVAC C alkaline batteries (12-pack) for backup power in portable radios and emergency lighting.
Test and measurement — RAYOVAC AAA alkaline batteries (8-pack) for use in sensors and test instruments.
Consumer electronics support — RAYOVAC AA NiMH rechargeable batteries (4-pack) for high-drain devices like digital cameras.
Facility management — RAYOVAC AAA NiMH rechargeable batteries (4-pack) for wireless peripherals and remote controls.
Inventory stocking — RAYOVAC UltraPro AAA alkaline batteries (24-pack) for general-purpose power in moderate-drain devices.
Not sure this is the right part? Photo-identify it→

RAYOVAC Products

3G Electric supplies RAYOVAC disposable coin & button batteries. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

Related products

More from RAYOVAC

View all RAYOVAC parts →
Disposable zinc air button battery designed for hearing aids. Delivers 1.4V DC with 100 mAh capacity. Diameter 0.224 inches. Size 10
RAYOVAC
Disposable zinc air button battery designed for hearing aids. Delivers 1.4V DC with 100 mAh capacity. Diameter 0.224 inches. Size 10

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first