/faq

How do you recognize hearing aid battery sizes?

Q: How do you recognize hearing aid battery sizes?

The sizes of hearing aid batteries can be identified by the sticker on the battery packaging. Explore the formats:

Hearing aid battery sizes can be identified by the color coding on the packaging. These batteries are usually supplied in blister packs of 6 pieces.

The most common sizes are:

Size 5 — Red: mini in-ear hearing aids
Size 10 — Yellow: mini in-ear hearing aids
Size 13 — Orange: behind-the-ear and in-ear devices
Size 312 — Brown: in-ear hearing aids
Size 675 — Blue: behind-the-ear hearing aids**

/ faq

Questions and answers

Algemeen

Are Elfa products available via 2BA?

View answer

Batterijen

What types of non-rechargeable batteries are there?

View answer

Batterijen

What do battery system abbreviations mean?

View answer

What is the best charger for a LiPo battery?

View answer

Accu's

What maintenance is required for emergency lighting?

View answer

Batterijen

What are the most common types of batteries?

View answer

Batterijen

What types of button cell batteries are available?

View answer

Accu's

What is the difference between a parallel and a series connection?

View answer

Accu's

What is the lifespan of a lead-acid battery?

What affects the lifespan of primary batteries?

View answer

Algemeen

What does NEN stand for? And what does NEN mean?

View answer

Algemeen

Where can I view Elfa’s product range?

View answer

Algemeen

I'm having a problem with my order. What can I do?

View answer

Accu's

How long does a lithium-ion battery last?

View answer

Algemeen

How long has Elfa been around?

View answer

Batterijen

How do you calibrate a battery?

View answer

Batterijen

How do you recognize primary battery sizes?

View answer

Batterijen

How do you store a LiPo battery?

View answer

Accu's

How to charge a LiFePO4 battery?

View answer

Batterijen

Does Elfa offer customized energy solutions?

View answer

Batterijen

What types of rechargeable batteries are there?

View answer

Accu's

Which LiFePO4 battery charger should you use?

View answer

Algemeen

Which certifications does Elfa have?

View answer

Verlichting

Which ATEX zones are differentiated and what do they mean?

View answer

Verlichting

Which ATEX codes are distinguished?

View answer

Batterijen

What are the disadvantages of rechargeable batteries?

View answer

Batterijen

What are lithium batteries?

View answer

Batterijen

What are the advantages of NiMH batteries?

View answer

Accu's

What are the prices of emergency lighting batteries?

View answer

Batterijen

What are the main benefits of rechargeable batteries?

View answer

Algemeen

What are Elfa's company details such as VAT number and KVK number?

View answer

Batterijen

What are alkaline batteries?

View answer

Batterijen

What are NiMH batteries?

View answer

Accu's

What are the disadvantages of LiFePO4 batteries?

View answer

Verlichting

What are ATEX certified lights?

View answer

Batterijen

What are air-alkaline batteries?

View answer

Accu's

How much does a LiFePO4 battery cost?

View answer

Verlichting

What is the difference between lumen and LUX?

View answer

Batterijen

What is the difference between NiCd and NiMH batteries?

View answer

Batterijen

What is the difference between lithium and alkaline batteries?

View answer

Verlichting

What is the difference between ATEX and IECEx?

View answer

Batterijen

What are alkaline button cell batteries used for?

View answer

Batterijen

What is a nickel-cadmium (NiCd) battery?

View answer

Accu's

What is a lead-acid battery?

View answer

Batterijen

What is a coin cell battery?

View answer

Batterijen

What is a LiPo battery?

View answer

Accu's

What is a FIAMM VdS-certified battery?

View answer

What is deep discharge?

View answer

Accu's

What is the most commonly used rechargeable battery type?

View answer

Accu's

What is the lifespan of an emergency lighting battery?

View answer

Batterijen

What is the lifespan of a NiMH battery?

View answer

Batterijen

What is the OPEN Foundation? (formerly Stibat)

View answer

Verlichting

What does an IP rating mean?

View answer

Batterijen

Why is there a sticker on a zinc-air battery?

View answer

Batterijen

Why do lithium button cell batteries have a long lifespan?

View answer

Accu's

What are the advantages of LiFePO4 batteries?

View answer

Verlichting

Where can I find more information about ATEX?

View answer

Batterijen

What is the difference between NiMH and NiCd batteries?

View answer

Batterijen

Can alkaline batteries be recharged?

View answer

Batterijen

Can NiMH batteries be charged quickly?

View answer

Batterijen

Can NiMH batteries be used in any charger?

View answer

Batterijen

Can a 1.2 V rechargeable battery always be used as a replacement?

View answer

Batterijen

How does a rechargeable battery work?

View answer

Batterijen

How to charge a lithium-ion battery?

View answer

Batterijen

How to charge a LiPo battery?

View answer

Batterijen

How do you test a battery?

View answer

Batterijen

How should NiMH batteries be stored?

View answer

Algemeen

Is Elfa RoHS compliant?

View answer

Batterijen

Do rechargeable button cell batteries exist?

View answer

Batterijen

Are NiMH batteries environmentally friendly?

View answer

Verlichting

What are the differences in lamp fittings?

View answer

Accu's

Differences between FASTON and connector for emergency lighting?

View answer

Batterijen

What is the fire risk of LiFePO4 batteries?

View answer

Accu's

What is a lithium iron phosphate battery?

View answer

Batterijen

What is the lifespan of a lithium-ion battery?

View answer

Accu's

What is a LiFePO4 battery?

View answer

Verlichting

What is LED lighting?

View answer

Batterijen

What is a battery recycling fee?

View answer

Batterijen

What does mAh mean for a battery?

View answer

Batterijen

What does internal resistance mean for a battery?

View answer

Accu's

When should you replace a battery?

View answer

Batterijen

What is a button battery or button cell used for?

View answer

Batterijen

Why are silver oxide batteries used in watches?

View answer

Batterijen

Why do NiMH batteries self-discharge?

View answer

Batterijen

Where are the positive and negative terminals on a coin cell battery?

View answer

Verlichting

What does ATEX stand for?

View answer

Batterijen

Are NiCd batteries for emergency lighting still available?

View answer

Batterijen

Can button cell batteries withstand high and low temperatures?

View answer

Algemeen

Can I order from Elfa as a private individual?

View answer

Batterijen

Does battery capacity determine runtime?

View answer

Batterijen

How does a salt water battery work?

View answer