CR2032H and CR2032 batteries play a crucial role in our everyday electronic lives. These small 3-volt lithium batteries, measuring 20 mm in diameter and 3.2 mm thick, provide the energy needed by many devices. This guide provides you with an in-depth understanding of the distinctive features of each model, their applications and selection criteria.

The CR2032 battery, with a capacity of 230 mAh, stands out for its long life. It's ideal for motherboards, medical devices, watches and even car keys. The CR2025, slightly thinner by 0.7 mm, offers a capacity of 170 mAh. This guide will help you select the battery best suited to your needs.

Key points to remember

  • CR2032 capacity: 230 mAh, 3-volt voltage
  • Average life: 3 to 5 years
  • Varied applications: from electronics to toys
  • Thickness difference: CR2032 (3.2 mm) vs CR2025 (2.5 mm)
  • Reliable brands: Varta and Duracell with 10-year warranty
  • Eco-friendly option: rechargeable batteries available

Introduction to CR2032H and CR2032 batteries

CR2032H and CR2032 batteries are compact, powerful power sources. They are essential in many everyday devices. Their 3v button cell format makes them particularly suitable.

Definition and technical specifications

The CR2032 is a 3-volt lithium button cell. It is distinguished by its small size and high energy capacity. These batteries offer stable voltage and long life. They are therefore ideal for devices requiring reliable power over a long period.

Current applications

CR2032 batteries are ubiquitous in our technological environment. They are used in :

  • Quartz watches
  • Calculators
  • Remote controls
  • Medical measuring devices
  • Computer motherboards

Chemical composition and operation

The composition of these electronic batteries includes lithium for the anode and manganese dioxide for the cathode. This combination delivers high energy density in a compact format. Their operation is based on the chemical reaction between these elements. This reaction generates a constant flow of electrons to power the devices.

CR2032H or CR2032 battery: Main differences and similarities

CR2032H and CR2032 batteries are widely used in watches. They share similar characteristics, but there are differences between them.

The CR2032H battery has a slightly higher capacity than the standard CR2032. It is recommended for devices requiring long operating times. The CR2032, on the other hand, is ideal for watches and remote controls.

CR2032H offers greater voltage stability, essential for certain electronic devices. CR2032 remains an economical and reliable choice for most applications.

Both batteries have a similar lifespan in normal use. Their identical format makes them interchangeable in most cases, offering great flexibility to users.

CR2032 is more common and easier to find. The less common CR2032H is gaining in popularity for its improved performance in certain areas.

Technical characteristics of lithium button cells

Lithium button cells play a crucial role in the world of electronic devices. Their efficiency is based on several crucial technical elements.

Capacity and voltage

The CR2032 lithium button cell has a constant voltage of 3V. Its capacity varies, ranging from 210 mAh to 240 mAh, depending on the manufacturer. The CR2032H, an advanced variant, reaches a capacity of 240 mAh.

Service life and storage

Button cell batteries feature a low self-discharge rate. They can be stored for years without any significant reduction in charge. Some models can last up to 10 years.

Operating temperature range

CR2032 and CR2032H lithium button cells operate efficiently between -20°C and +70°C. This thermal flexibility makes them ideal for a variety of applications.

  • Dimensions: 20 mm diameter, 3.2 mm thick
  • Weight: approx. 30 g
  • Non-rechargeable despite claims to the contrary
  • Some models are mercury-free and environmentally friendly

Thanks to these technical specifications, CR2032 and CR2032H lithium button cells are the right choice for a variety of applications. They are ideal for watches and medical devices.

Comparison of leading brands

The cr2032 3v battery market is dominated by several well-known brands. Each offers products with unique features, adapted to different needs.

Renata and Varta

Renata features a CR2032 battery with a capacity of 235 mAh. Its attractive price is €0.68 incl. VAT. It can withstand extreme temperatures. Varta, a well-known brand, offers a 230 mAh CR2032 battery at €1.03 inc.

Duracell and Energizer

Duracell and Energizer are major players in the cr2032 3v battery market. Although their precise specifications are not mentioned here, these brands are known for their reliability and long service life.

Panasonic and Maxell

Panasonic offers a 225 mAh CR2032 battery at €1.31 inc. tax, with child-resistant packaging. Maxell offers an economical alternative at €0.76 incl. VAT for 220 mAh capacity.

Other brands such as Ansmann and Philips complete the range with cr2032 3v 210 mAh batteries. They offer a life of up to 10 years and low self-discharge.

Specific applications and uses

CR2032 batteries play a crucial role in the world of electronic devices. Thanks to their 3-volt voltage, they provide a stable power supply. This makes them indispensable for a multitude of applications.

The watchmaking sector particularly values the CR2032 watch battery. It guarantees flawless precision and reliability. As such, it ensures the long-term smooth operation of electronic watches.

CR2032 electronic batteries have a wide range of applications:

  • Remote controls for TVs and audio systems
  • Electronic key rings
  • Kitchen and bathroom scales
  • Door sensors and home security systems

In the medical field, these batteries are essential for devices such as electronic thermometers. They are also ideal for devices requiring a discreet but efficient power supply. AirTags are a perfect example.

The versatility of CR2032 batteries makes them indispensable for manufacturers of electronic devices. Their compact size and consistent performance meet the needs of a wide range of portable and medical devices.

Buying guide and selection criteria

Selecting a 3v button cell can be a complex task. This guide is designed to help you make the right choice for your needs.

Value for money

Lithium batteries, such as CR2032, are distinguished by their longevity, justifying their higher cost. For low-consumption devices, a silver oxide battery may be more economical.

Durability and performance

Lithium batteries outstrip all others in terms of durability. They can last up to 10 years in some devices. CR2032H batteries, for example, often offer higher capacity than standard CR2032s.

3v performance button cell

Safety and certification

Choose brands recognized for their compliance with safety standards. Secure packaging is essential, especially if you have children. Always check compatibility with your appliance before purchase.

  • Check voltage with a multimeter
  • Use a non-metallic tool for replacement
  • Store batteries out of the reach of children

By taking these criteria into account, you'll be able to find the ideal button cell. Whether you're looking for a classic 3v button cell or a silver oxide cell for more energy-efficient devices.

Storage and maintenance solutions

CR2032H and CR2032 round lithium batteries are designed for long life. They consume very little energy, making them ideal for many devices. Proper storage and maintenance are crucial to their optimum performance.

To keep your round cell batteries in good condition, store them in a cool, dry place. Avoid extreme temperatures and direct sunlight. These conditions can damage batteries and reduce their efficiency. Do not mix new and used batteries, as this may cause uneven performance.

Maintenance of button cells requires careful handling. Avoid contact with moisture or liquids to prevent malfunction. Replace damaged or leaking batteries immediately. Thanks to their corrosion resistance, these batteries can retain their charge for a long time without losing power.

By following these tips, you'll extend the life of your round cell batteries and ensure their smooth operation in your devices. Proper storage and maintenance are essential to get the most out of these reliable, long-lasting button cell batteries.

Environmental impact and recycling

Lithium button cells, such as the CR2032, raise major environmental issues. Their composition, with a manganese cathode and a lithium anode, requires environmentally-friendly management at the end of their life cycle.

Waste management

Recycling electronic batteries is essential to prevent pollution. It is imperative not to throw used batteries in the rubbish. Instead, dispose of them at special collection points, often available in stores or at waste collection centers. In this way, the precious metals they contain can be recovered and reused.

Lithium button cell recycling

Eco-friendly options

To reduce environmental impact, choose rechargeable batteries when available. The LIR2032 rechargeable battery is an attractive alternative to the traditional CR2032. It offers comparable performance while reducing waste. You may also want to consider solar- or mechanical-powered devices for certain applications.

By choosing high-quality batteries and recycling them properly, you're helping to protect our environment. Every action, no matter how small, contributes to reducing the ecological footprint of lithium button cells.

Safety and precautions for use

Handling cr2032 3v batteries and 3v button cells requires extra care to ensure the safety of everyone, especially children.

Risks related to children

Swallowing a button cell battery can have serious consequences. It's crucial that parents keep these batteries out of children's reach. Some brands offer secure packaging and anti-ingestion devices.

Storage recommendations

Store your cr2032 3v batteries in a dry, well-ventilated place, away from humidity and heat. Make sure they are kept under lock and key, inaccessible to children. Avoid mixing with other types of batteries.

Proper handling

Use gloves when handling 3v button cells. Do not disassemble, heat or expose to flame. In case of leakage, rinse with plenty of water and consult a doctor if symptoms persist.

  • Do not eat, drink or smoke during handling.
  • Wash hands thoroughly after use
  • Never charge or short-circuit these batteries.
  • Recycle used batteries in accordance with local regulations

By observing these precautions, you can use your cr2032 3v batteries safely while preserving their efficiency.

Syscom-Prorep service and support

Syscom-Prorep stands out for its expertise in industrial electronics and IT solutions. The company offers a complete service for CR2032 and other lithium button cells, from consulting to installation.

Their technical team is fully conversant with the specifics of CR2032 batteries, ensuring personalized support for every customer. Whether for integration in industrial PCs or specific applications, Syscom-Prorep guarantees customized solutions.

Technical support for CR2032 battery

Syscom-Prorep's customization service allows you to optimize the use of lithium button cells according to your needs. They can adjust features such as capacity or service life to suit your particular requirements.

In addition to technical support, Syscom-Prorep offers a sourcing service to find the ideal CR2032 battery from leading brands. They compare options such as Renata (235 mAh at €0.68) or Duracell (240 mAh at €1.61) to advise you on the best choice.

With Syscom-Prorep, you benefit from expert support to get the most out of your lithium button cells, from selection to final integration.

Conclusion

Our in-depth study of CR2032H and CR2032 batteries highlights their essential role in our daily lives. These batteries, with their 3V voltage and 235mAh capacity, provide the energy needed for many essential devices. Their small size (20x20x3mm) and light weight (3 grams) make them ideal for watches, calculators and other small electronic devices.

The 3 to 5-year life of CR2032H or CR2032 batteries demonstrates their reliability. The difference in thickness between CR2025 (2.5mm) and CR2032 (3.2mm) underlines the importance of selecting the right battery for each device. Rechargeable options offer an ecological and economical solution to today's environmental concerns.

Whether you choose recognized brands like Maxell, with a rating of 4.2 stars out of 242 reviews, or assorted packs from ABSINA, the choice of a 3V button cell battery should be based on the specific needs of your devices. This guide has provided you with the knowledge you need to make an informed choice. It takes into account the technical, practical and environmental aspects of these small but powerful power sources.

FAQ

What's the main difference between a CR2032H and a CR2032 battery?

The major difference between these two types of battery lies in their capacity. The CR2032H battery has a slightly higher capacity than the standard CR2032. This difference can be seen in its longer life in certain applications.

What devices are these batteries commonly used in?

These batteries are used in a variety of devices. These include watches, calculators, remote controls, car keys and portable medical devices. They are also found in many small electronic devices.

What is the average life of a CR2032 battery?

The life of a CR2032 battery varies according to use. In general, it can last from 2 to 5 years, under normal conditions of use.

Are these batteries interchangeable?

CR2032H and CR2032 batteries are generally interchangeable. However, it is advisable to check the specifications of your device before replacing them.

How should I store these batteries to maximize their lifespan?

To prolong battery life, store batteries in a cool, dry place. Make sure they are not exposed to moisture or extreme temperatures.

Are these batteries dangerous if swallowed?

Yes, swallowing these batteries is extremely dangerous, especially for children. They can cause severe internal burns. If swallowed, it's crucial to seek medical attention immediately.

How can I recycle these batteries?

These batteries must not be disposed of with household waste. They can be recycled at special collection points. These are often available from electronics stores and local waste collection centers.

Which brand of CR2032 battery is the most reliable?

Several brands are renowned for their reliability. Among them, Renata, Varta, Duracell and Energizer stand out. The choice depends on the specific application and personal preferences.

Can I recharge a CR2032 battery?

No, CR2032 and CR2032H batteries are non-rechargeable lithium batteries. Attempting to recharge them is dangerous.

What is the rated voltage of a CR2032 battery?

The rated voltage of a CR2032 battery is 3 volts.

‍