VARTA lithium photobattery CR123A 3V (single blister)

The VARTA CR2 is a high-performance 3-volt lithium primary battery specially developed for devices with high, short-term energy requirements such as cameras and flash units. Based on lithium manganese dioxide technology (Li-MnO2), it offers exceptionally high performance, extremely low self-discharge and a very wide operating temperature range. Supplied in a protective individual blister pack, it is the ideal energy source for demanding photography and other high-tech applications.Highlights at a GlanceHigh Performance: Developed for high-tech devices with high and fast energy demand (high drain).Quick Flash Readiness: Quickly delivers high currents for rapid charging of photo flashes.Extreme Longevity: Up to 10 years of shelf life thanks to extremely low self-discharge.Wide Temperature Range: Reliable performance under extreme conditions from -20 °C to +70 °C.Safe Packaging: The protective blister guarantees freshness and performance until use.Reliable Power for Photography and High-Tech DevicesThe VARTA CR2 is the preferred power source for a wide range of devices where high performance and absolute reliability are essential. Its main area of application is analogue and digital photography to power cameras and external flashes. It is also ideal for use in high-intensity LED torches, lasers, smart home sensors, and security technology.Superior Lithium Manganese Dioxide TechnologyLithium manganese dioxide technology (Li-MnO2) is the key to the exceptional performance of this cell. It enables a high nominal voltage of 3 volts and can deliver very high currents very quickly. This shortens the charging time between two flashes and ensures consistent performance during continuous shooting. The extremely low self-discharge guarantees maximum readiness for use even after many years of storage.Developed for Maximum ReliabilityThe CR2 is manufactured to the highest quality standards to ensure maximum reliability and leak-proof protection. This protects your valuable and often sensitive equipment from damage. The protective individual blister pack ensures that the battery retains its full performance until used and can be safely stored protected from short-circuit and external influences. Characteristics                                                                                                                                                          Model              VARTA Lithium photo battery CR2 (individual blister)               Battery type              Lithium manganese dioxide (Li-MnO2)               Rated voltage (V)              3.0               Capacity (mAh)              880               Diameter (mm)              15.6               Height (mm)              27.0               Weight (g)              11.0        FAQs about the VARTA Lithium Battery CR2What is the main advantage of this lithium battery?The crucial advantage is its ability to deliver very high currents quickly (high drain), making it ideal for photographic flashes and other high-power applications. This is combined with an extremely long shelf life and a wide temperature range.Is this battery rechargeable?No. This is a lithium primary battery. It must not under any circumstances be attempted to recharge it. Confusion with similar-looking rechargeable lithium-ion batteries (e.g. RCR2) is dangerous and can lead to fire or explosion.Why is it called a "photobattery"?One of the main areas of application for this battery type is to power cameras and flashes. The high voltage and the ability to provide power quickly are perfectly matched to the requirements of photography.How should this battery be disposed of?Batteries may not be disposed of in household waste. Please take the empty battery to the designated collection points in retail or municipal recycling centres to ensure environmentally friendly recycling. 

The VARTA CR2032 is a high-quality 3-volt lithium button cell and the world's most widely used battery for small electronic devices. Based on proven lithium manganese dioxide technology (Li-MnO2), it offers an extremely reliable and long-lasting power supply. Supplied in a protective single blister, it is the ideal choice for a wide range of devices, from computer mainboards to remote controls and medical devices.Highlights at a glanceReliable performance: Constant energy output for the flawless functioning of your electronic devices.Universally applicable: The global standard for a huge variety of applications.Long shelf life: With up to 10 years of shelf life, extremely durable and always ready for use.Wide temperature range: Works reliably even under demanding thermal conditions from -20 °C to +70 °C.Safe packaging: The childproof single blister guarantees freshness and protects the cell until use.Reliable power for compact electronicsThe VARTA CR2032 is the preferred energy source for countless everyday and professional devices where a compact size and absolute reliability are crucial. Its main field of application is buffering BIOS/UEFI settings (CMOS) on computer motherboards. You will also find it in car keys, remote controls, scales, medical devices (e.g. blood glucose meters) and fitness sensors (e.g. heart rate belts).Superior lithium manganese dioxide technologyLithium manganese dioxide technology (Li-MnO2) enables a high nominal voltage of 3 volts and extremely low self-discharge of less than 1% per year at room temperature. This guarantees maximum operational readiness even after many years of storage and a very long service life in use. This technology is the key to reliability in maintenance-free "fit and forget" applications.Developed for maximum reliability and safetyThe CR2032 is manufactured to the highest quality standards to ensure maximum reliability and leakage resistance. This protects your valuable electronic devices from damage. The protective and childproof single blister ensures that the battery maintains its full performance until use and can be stored safely from short circuits and external influences.Characteristics                                                                                                                                                          Model              VARTA lithium button cell CR2032 (single blister)               Battery type              Lithium manganese dioxide (Li-MnO2)               Nominal voltage (V)              3.0               Capacity (mAh)              230               Diameter (mm)              20.0               Height (mm)              3.2               Weight (g)              3.0        FAQs about the VARTA lithium battery CR2032What does the designation CR2032 mean?The designation gives information about the properties and size of the cell. "C" stands for the lithium chemistry, "R" for the round design. The numbers "2032" stand for the dimensions: 20.0 mm in diameter and 3.2 mm in height.Is this battery rechargeable?No. This is a primary lithium battery. Under no circumstances should you attempt to recharge it. Attempting to charge is extremely dangerous and can lead to fire or explosion.What is the advantage over alkaline or silver oxide button cells?The main advantage is the high voltage of 3 volts in one cell, while alkaline and silver oxide cells only provide 1.5 or 1.55 volts. In addition, lithium cells offer a significantly longer shelf life, a higher capacity and a broader operating temperature range.How should this battery be disposed of?Batteries must not be disposed of in household waste. Please return the empty battery to the designated collection points in stores or municipal recycling centres to ensure environmentally responsible disposal.

The Yuasa NP12-12 VDS is a high-quality, valve-regulated lead acid battery (VRLA) with a nominal voltage of 12 volts and a capacity of 12 Ah. Equipped with maintenance-free AGM technology and VdS certification, this battery provides a reliable and long-lasting power supply for safety-critical and industrial applications. Whether in standby mode or in cyclical operation, the NP12-12 meets the highest quality and safety standards.Highlights at a glanceHigh capacity: 12 Ah at 12 V for long-lasting power supply.VdS-certified: Ideal for fire and burglar alarm systems.Maintenance-free: Leak-proof AGM technology with > 99 % gas recombination.High current carrying capacity: Up to 360 A discharge current for 1 second.Flexible mounting: Operation in all positions (except permanently overhead).Durable: EUROBAT class “Standard Commercial” with up to 5 years service life.Powerful performance for safety-critical applicationsThe NP12-12 delivers 12 Ah with a 20-hour discharge (to 1.75 V/cell) and 11.1 Ah with a 10-hour discharge (to 1.8 V/cell). With a maximum discharge current of 360 A for 1 second and 75 A for 1 minute, this battery is also ideally suited for short-term power peaks.Robust technology for demanding environmentsThanks to VRLA technology (Valve Regulated Lead Acid) with AGM system (Absorbent Glass Mat), the NP12-12 is absolutely maintenance-free and leak-proof. The battery features self-closing low-pressure release valves for safe pressure equalisation within the cells. The internal resistance is 44.39 mΩ according to EN IEC 60896-21, the short-circuit current is 320 A. The low self-discharge of approx. 3 % per month allows long-term storage with high operational readiness. The robust ABS housing can also be supplied in a flame-retardant version (UL94:V0) on request.Features  ModelYuasa NP12-12 VDS Battery typeVRLA AGM (maintenance-free) Nominal voltage (V)12 Capacity (Ah)12 (at 20h rate) Maximum discharge current120A (for 5 seconds) Charging voltage (standby charge)13.65V (±1%) Charging voltage (cyclic operation)14.7V (±3%) Operating temperature (°C)-15 ~ 50 Storage temperature (°C)-20 ~ 50 Service lifeUp to 5 years (according to Yuasa design) Dimensions (L/W/H, mm)151 x 98 x 94 Weight (kg)4.0 ConnectionFaston 6.3mm CertificationsIEC 60896-21+22, VdS, UL  FAQs about the Yuasa NP12-12 lead-acid batteryFor which applications is the NP12-12 suitable?The battery is ideally suited for:VdS-compliant fire and burglar alarm systemsUninterruptible power supplies (UPS)Safety lightingTelecommunicationsControl and regulation technologyMedical devicesIs the battery maintenance-free?Yes, thanks to AGM technology the battery is completely maintenance-free and leak-proof.What is the service life of the NP12-12?The service life is up to 5 years at 20 °C and corresponds to the EUROBAT category “Standard Commercial”.Can the battery be installed flexibly?Yes, the battery can be operated in all orientations, except for permanently upside-down installation.Which charging parameters (float vs. cycle) apply?Float charging voltage (20 °C): approx. 13.65 V (2.275 V/cell), compensation –3 mV/cell/°CBoost/cycle charge: approx. 14.5 V (2.42 V/cell), compensation –4 mV/cell/°CCyclic charge limitation: max. 3 A (~0.25 C)What temperature ranges and storage conditions apply?Charging: −15 °C to +50 °CDischarge: −20 °C to +60 °CStorage (fully charged): −20 °C to +60 °CSelf-discharge: approx. 3 % per month at 20 °C

The VARTA CR2450 is a high-quality 3-volt lithium button cell with a very high capacity, which has been developed for reliable and extremely long-lasting power supply in demanding electronic devices. Based on proven lithium manganese dioxide technology (Li-MnO2), it offers one of the highest energy densities in button cell format. As a loose cell ("bulk"), it is optimally designed for the initial equipment (OEM) of devices where maximum service life is essential.Highlights at a GlanceVery high capacity: Offers exceptionally long operating time for energy-intensive applications.Industrial quality: Guarantees consistent and reliable performance for professional devices and series production.Extreme longevity: Up to 10 years shelf life thanks to extremely low self-discharge.Wide temperature range: Works reliably even under demanding thermal conditions.Tested reliability: Every cell meets the highest quality standards for maximum performance and leak safety.Reliable Power for Demanding ElectronicsThe VARTA CR2450 is the preferred power source for a variety of devices where maximum autonomy and minimal maintenance are crucial. Its main area of application is in smart home and security sensors (e.g. thermostats, door and window contacts), in medical technology, in remote controls with displays, and in industrial backup applications that need to ensure a high energy reserve over years.Superior Lithium Manganese Dioxide TechnologyLithium manganese dioxide technology (Li-MnO2) enables a high nominal voltage of 3 volts and an extremely low self-discharge of less than 1% per year at room temperature. This guarantees maximum readiness for use even after many years of storage. Its high capacity and stable performance curve are key to reliability in long-life "fit and forget" applications.Developed for Industrial IntegrationAs an unpackaged single cell, the CR2450 is intended for direct processing in industrial manufacturing (OEM) or for needs-based use in service and maintenance. This reduces packaging waste and streamlines workflows for professional users who rely on consistently high quality and easy handling. Specifications                                                                                                                                                        Model              VARTA Lithium Button Cell CR2450               Battery Type              Lithium manganese dioxide (Li-MnO2)               Nominal Voltage (V)              3.0               Capacity (mAh)              610               Diameter (mm)              24.5               Height (mm)              5.0               Weight (g)              6.2        FAQs about the VARTA Lithium Battery CR2450What does the designation CR2450 mean?The designation indicates the properties and size of the cell. "C" stands for lithium chemistry, "R" for the round shape. The numbers "2450" stand for the dimensions: 24.5 mm in diameter and 5.0 mm in height.What does "bulk" mean?"Bulk" means that the batteries are supplied as loose goods in packaging units suitable for industry (e.g. in trays or boxes) and not in separate consumer packaging such as a blister pack. This is ideal for industrial production (OEM).Is this battery rechargeable?No. This is a lithium primary battery. Under no circumstances should charging be attempted. Charging attempts are extremely dangerous and can result in fire or explosion.How should this battery be disposed of?Batteries must not be disposed of with household waste. As an industrial battery, it is subject to the provisions of the Battery Act. Please take the empty battery to the intended industrial or municipal collection points to ensure proper and environmentally friendly recycling.

The Varta Longlife Power 4906, internationally standardised as LR6 (AA/Mignon), is the powerful and versatile all-round battery for professional and industrial applications with high energy requirements. This powerful alkaline battery has been specially developed for devices that require a high and often fluctuating power output. The practical 4-pack foil packaging is optimised for professional use and facilitates handling and stocking in a commercial environment.Highlights at a glancePowerful energy: Developed for devices with high and fluctuating energy requirements.Professional reliability: Guarantees constant and long-lasting performance for commercially used devices.Optimised packaging: The 4-pack foil packaging is ideal for easy packaging and service requirements.Long shelf life: With 10 years of shelf life, perfect for stockpiling with minimal self-discharge.Guaranteed quality: Proven Varta product performance, made in Germany.Powerful in professional applicationsThe Varta Longlife Power LR6 is the ideal choice for a wide range of professional devices that require more than just standard power. It is used in medical technology (e.g. mobile ECG devices, infusion pumps), in security technology (wireless motion detectors, electronic locking systems), in industry (measuring devices, hand scanners) as well as in the event sector (wireless microphones, pocket transmitters). Its ability to deliver high power peaks ensures the reliable operation of sophisticated electronics.Reliable and powerful alkaline technologyThe proven alkaline-manganese technology (Zn/MnO2) of the Longlife Power series is designed for high power output. It offers superior performance in energy-intensive devices compared to standard alkaline batteries. The high-quality workmanship "Made in Germany" also ensures maximum leakage safety and protects your valuable professional equipment.Efficiency for professional useThe Varta Longlife Power series in foil packaging is consistently geared towards the needs of professional users. Delivery in foil-wrapped 4-packs makes stockholding easier and ensures needs-based distribution to service technicians or for equipping workstations. The guaranteed Varta quality and long shelf life offer maximum planning and supply security for your company. Battery features                                                                                                                                                          Model              Varta Longlife Power 4906 / AA (foil of 4)               Battery type              Alkaline manganese               Rated voltage (V)              1.5               Capacity (mAh)              approx. 2950               Diameter (mm)              14.5               Height (mm)              50.5               Weight per cell (g)              23.8        FAQs about the Varta Longlife Power LR6 batteryWhat is the difference between "Longlife Power" and "Industrial Pro"?Both lines are aimed at professional users. "Longlife Power" (formerly High Energy) is designed as a powerful all-rounder for devices with high, often fluctuating energy requirements (e.g. measuring devices, wireless microphones). "Industrial Pro" is designed for maximum reliability and a constant power output for OEM applications and safety-relevant devices (e.g. smoke detectors, long-term sensors).What are the advantages of the 4-pack foil packaging?The foil packaging (shrink wrap) joins four batteries into a compact and robust unit. This is ideal for supplying with new devices (OEM), for equipping service kits or for easy and quick distribution to employees without having to handle loose batteries.Is this battery suitable for initial equipment (OEM)?Yes, its high quality and long shelf life make it a very good choice for the initial equipment of devices that require a powerful energy source. For applications where guaranteed long-term stability is a priority, the "Industrial Pro" series is a possible alternative.Can I also use these batteries in devices with low power requirements?Yes, this is possible. However, for devices with very low and constant energy requirements (e.g. remote controls, wall clocks), the batteries of the "Varta Longlife" series are the most economical choice, as these are optimised for maximum lifespan at low load.How should this battery be disposed of?Batteries must not be disposed of with household waste. Please take used batteries to the designated collection points in retail outlets or municipal recycling centres to ensure environmentally friendly disposal.

The Yuasa NP7-12 is a powerful, valve-regulated lead-acid battery (VRLA) with a nominal voltage of 12 volts and a capacity of 7 Ah. It impresses with its reliable performance, robust design and versatile application options, ideal for industrial applications, safety and emergency power systems.Highlights at a glanceReliable capacity: 7 Ah at 12 V for constant power supply.Compact format: 151 × 65 × 97.5 mm, ideal for limited installation space.Flexible installation: Can be installed in any position, except permanently upside down.Maintenance free: VRLA technology with low pressure drain valves.Durable: EUROBAT classification "Standard Commercial" for up to 5 years of use.High current carrying capacity: Up to 210 A discharge current for 1 second.Robust performance for demanding applicationsThe NP7-12 offers a 20-hour capacity of 7 Ah (up to 1.75 V/cell at 20°C) and a 10-hour capacity of 6.4 Ah (up to 1.8 V/cell). Thanks to its high current carrying capacity of up to 210 A for 1 second, the battery is particularly suitable for emergency power systems, UPS systems and safety-related applications.Maintenance-free operation and long service lifeThe NP7-12 is classified as "Standard Commercial" according to EUROBAT and offers a service life of up to 5 years at 20°C ambient temperature. The self-discharge is only about 3% per month, ensuring a high level of operational readiness even after extended storage. The housing is made of durable ABS plastic (UL94:HB) and is also available in a flame-retardant version (UL94:V0) upon request. The battery meets the ISO 9001 quality standard.Easy integration and reliable technologyThe battery is equipped with Faston connectors (4.75 mm) and can be easily integrated into almost any system. Installation is possible in all positions, except permanently upside down. Each of the six cells is fitted with a low-pressure relief valve, which reseals automatically after pressure equalisation for maintenance-free and safe operation. The recommended float charge voltage is 13.65 V (±1%) per unit, for cyclic operation 14.5 V (±3%). The maximum charging current is 1.75 A during cyclic operation; for float charging there is no limit.Features ModelYuasa NP7-12 Battery typeVRLA AGM (maintenance-free) Nominal voltage (V)12 Capacity (Ah)7 (at 20h rate) Maximum discharge current80A (for 5 seconds) Charge voltage (float charge)13.65V (±1%) Charge voltage (cyclic operation)14.7V (±3%) Operating temperature (°C)-15 ~ 50 Storage temperature (°C)-20 ~ 50 Service lifeUp to 5 years (according to Yuasa design) Dimensions (L/W/H, mm)151 x 65 x 94 Weight (kg)2.5 ConnectionFaston 6.3mm CertificationsIEC 60896-21+22, VdS, UL  FAQs about the Yuasa lead-acid battery with 12V and 7AhHow long does the NP7-12 last?The NP7-12 offers a service life of up to 5 years at 20°C ambient temperature and complies with the EUROBAT category "Standard Commercial".For which applications is the battery suitable?The battery is suitable for:UPS systemsFire detection and alarm systemsMedical devicesEmergency lightingTelecommunications and control systemsIs flexible installation possible?Yes, the battery can be operated in almost any position, just avoid a permanently upside down mounting position.What safety features are integrated?The battery features a robust ABS housing and low-pressure relief valves for safe gas pressure regulation. A flame-retardant housing is optionally available.How and with which parameters is the NP7‑12 charged correctly?Float charging voltage: 13.65 V unit voltage (2.275 V/cell) at 20°C, temperature compensation –3 mV/cell/°C.Cyclic (boost) charging voltage: 14.5 V unit (2.42 V/cell), compensated with –4 mV/cell/°C.Recommended charging current for cyclic operation: up to approx. 1.75 A (~0.25 C)What is the maximum discharge current and how good is the deep discharge resistance?Short-term peak current (1 sec): 210 A,1‑minute current: 48 AInternal impedance: about 23 mΩ at 1 kHz.The battery recovers excellently after deep discharge and is structurally robust in designWhat is the self-discharge during storage and what should be observed?At 20°C, the self-discharge is about 3% per month. The NP7‑12 can be stored for up to 12 months, provided it is recharged regularly. Storage should be between –20°C and +60°C, ideally not exceeding +30°C.