Varta Lithium button cell CR2016 3V (single blister)

The Varta Longlife Power 4922, internationally standardised as 6LR61 (9V block), is the powerful and reliable power source for professional and industrial applications. This high-performance alkaline battery has been specially developed for use in safety-relevant and measurement technology devices where a constant and long-lasting power supply is crucial. As a loose single cell, it is ideal for initial equipment (OEM) and for direct use by commercial users.Highlights at a glanceHigh reliability: Designed for safety-critical applications such as smoke detectors and alarm systems.Industrial application: Ideal for measuring devices, medical technology and OEM production.Long shelf life: With 10 years guaranteed shelf life, perfect for stockpiling and production.Tested quality: Each cell meets the highest quality standards for maximum reliability and performance.Guaranteed performance: Proven Varta product performance, made in Germany.Powerful in professional applicationsThe Varta Longlife Power 6LR61 is the essential power source for a wide range of safety-related and professional devices. Its main area of use is in smoke and fire detectors, alarm systems, access control systems and medical devices (e.g. mobile monitoring devices). It also reliably powers measuring devices such as multimeters, professional audio devices such as wireless microphones and effect units as well as various transmitters and receivers in industry.Reliable and powerful alkaline technologyThe proven alkaline-manganese technology (Zn/MnO2) of the Longlife Power series is designed for high and stable power output. It offers superior performance and durability, especially in safety-critical devices where a constant power supply is essential. The high-quality workmanship "Made in Germany" also ensures maximum leak-proof protection and thus protects your valuable professional electronics.Developed for professional useVarta batteries stand for the highest quality and reliability. As an unpackaged single cell, the Longlife Power 6LR61 is directly intended for processing in industrial production (OEM) or for use as required in service and maintenance. This reduces packaging waste and optimises workflows for professional users who rely on consistently high quality. Features                                                                                                                                                          Model              Varta Longlife Power 4922 / 9V block               Battery type              Alkaline manganese               Nominal voltage (V)              9.0               Capacity (mAh)              640               Dimensions (H x L x W in mm)              48.5 x 26.5 x 17.5               Weight (g)              46.0               Connection              Push-button connection        FAQs about the Varta Longlife Power 6LR61 batteryWhat is the difference between "Longlife Power" and the "Industrial Pro" series?Both lines are aimed at professional users. The "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). The "Industrial Pro" is designed for maximum reliability and constant power output for OEM applications and devices in long-term continuous operation (e.g. in alarm systems).Why is this battery particularly recommended for smoke detectors?Its high capacity and the stable, long-lasting power output ensure a long and reliable operating life for the smoke detector. This reduces the frequency of battery changes and gives you the assurance that your smoke detector is ready for action in an emergency.Is this battery suitable for initial equipment (OEM)?Yes, the Longlife Power series as a loose cell is ideal for initial equipment, especially for devices that require a powerful and reliable 9V source. Its long shelf life is a decisive advantage for production planning.Is this battery rechargeable?No, the Varta Longlife Power 6LR61 is a primary battery and cannot be recharged. Charging attempts are dangerous and can lead to the battery leaking or bursting.How must this battery be disposed of?Batteries must not be disposed of with household waste. Please take the empty battery to the designated collection points in shops or municipal recycling centres to ensure environmentally responsible recycling.

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 Yuasa NP7-12L is an industrial, valve-regulated lead-acid battery (VRLA) with 12 V nominal voltage and 7 Ah capacity (20h). The leak-proof AGM technology, high current carrying capacity and robust workmanship make this maintenance-free battery a reliable source of energy for emergency power applications, security systems or telecommunications.Highlights at a glanceReliable capacity: 7 Ah (20h) / 6.4 Ah (10h) at 12 V for consistent energy supplyCompact and powerful: Only 2.2 kg light with 210 A maximum discharge current (1 second)Long service life: EUROBAT classification "Standard Commercial" for up to 5 years of service lifeMaintenance-free: Mature VRLA-AGM technology with over 99 % gas recombinationFlexible installation: Faston plug-in connections (6.35 mm), operation possible in almost any positionCompact solution for critical applicationsWith a 20-hour capacity of 7 Ah (up to 1.75 V/cell), the NP7-12L provides a stable power supply even for higher requirements. With a 10-hour discharge up to 1.8 V/cell, the capacity is 6.4 Ah. Thanks to a peak current output of up to 210 A for 1 second, the battery is ideal for UPS systems, security and communication technology where reliability counts.Maintenance-free technology with a high level of safetyThe sealed AGM (Absorbent Glass Mat) design ensures a gas-tight construction with self-closing drain valves for pressure regulation. The battery is maintenance-free, requires no refilling and has a high storage stability with only approx. 3% self-discharge per month, making it ideal for standby operation. The housing made of robust ABS plastic fulfils the UL94:HB standard; a flame-retardant version in accordance with UL94:V0 is also available as an option. The compact dimensions and low weight allow easy integration, even in mobile systems.Battery features  ModelYuasa NP7-12L Battery typeVRLA AGM (maintenance-free) Nominal voltage (V)12 Capacity (Ah)7 (at 20h rate) Maximum discharge current80A (for 5 seconds) Charging voltage (trickle charge)13.65V (±1%) Charging voltage (cycle 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 97.5 Weight (kg)2.6 ConnectionFaston 6.3mm CertificationsIEC 60896-21+22, VdS, UL  FAQs about the Yuasa lead-acid battery with 12V and 7AhFor which applications is the NP7-12L suitable?The NP7-12L is ideal for emergency power systems (UPS), alarm systems, security and communication technology as well as backup systems in industry and medicine.How long does the battery last?The battery offers an expected service life of up to 5 years at 20 °C ambient temperature and is categorised in the "Standard Commercial" class according to EUROBAT.How safe is the operation of the NP7-12L?The VRLA design enables safe, maintenance-free operation. The battery is equipped with self-closing drain valves and can be operated in any position - except permanently upside down.How to charge the NP7-12L correctly?Float charging voltage (20 °C): 13.65 V (≈ 2.275 V/cell), temperature compensation -3 mV/cell/°CBoost/cycle charge: 14.5 V (≈ 2.42 V/cell), compensation -4 mV/cell/°CMax. Charging current in cycle mode: 1.75 AWhat temperature ranges and storage conditions must be observed?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 CR1/2AA is a high-performance 3-volt lithium primary battery that has been developed for professional and industrial applications with the highest demands on longevity and reliability. Based on lithium manganese dioxide technology (Li-MnO2), it offers high energy density, extremely low self-discharge and a very wide operating temperature range. As a loose cell, it is the ideal energy source for the initial equipment (OEM) of long-lasting electronic devices.Highlights at a glanceExtreme longevity: Up to 10 years shelf life thanks to extremely low self-discharge.High energy density: Maximum energy in a compact design for long-lasting autonomy.Wide temperature range: Reliable performance under extreme conditions from -40 °C to +85 °C.Stable voltage: Constant 3-volt voltage over almost the entire battery life.Industrial top quality: Developed and manufactured for demanding OEM applications and safety-relevant electronics.Reliable energy for long-term applicationsThe VARTA CR1/2AA is the preferred energy source for "fit and forget" applications where a battery change is not intended for years. Its main field of application is the supply of memory chips (SRAM/CMOS backup) and real-time clocks (RTC) in industrial PCs and controllers (PLCs). It is also ideal for use in the metering industry (smart metering for water, gas, electricity), in safety sensors, automotive sector, and medical technology.Superior lithium manganese dioxide technologyLithium manganese dioxide technology (Li-MnO2) is the key to the exceptional performance of this cell. It enables a very high nominal voltage of 3 volts and an extremely low self-discharge rate of less than 1% per year at room temperature. This guarantees maximum operational readiness even after many years of storage. The technology is also known for its high safety and reliability.Developed for industrial integrationAs a highly specialised single cell, the CR1/2AA is optimised for industrial processing and assembly into battery solutions. Its robust construction and high quality ensure process-safe integration into end devices. With this cell, VARTA offers developers and manufacturers a reliable and high-performance platform for developing long-lasting and low-maintenance products. Features                                                                                                                                                          Model              VARTA Lithium Battery CR1/2AA               Battery type              Lithium manganese dioxide (Li-MnO2)               Nominal voltage (V)              3.0               Capacity (mAh)              950               Diameter (mm)              14.75               Height (mm)              25.1               Weight (g)              11.5        FAQs about the VARTA Lithium Battery CR1/2AAWhat is the main advantage of this lithium battery?The key advantage is the extremely long service and storage life of up to 10 years, combined with a very wide operating temperature range. It reliably provides energy over many years and is therefore ideal for maintenance-free devices in which the battery is permanently installed.Is this battery rechargeable?No. This is a lithium primary battery. It must not, under any circumstances, be attempted to be recharged. Attempts to charge are extremely dangerous and may lead to fire or explosion.How is this cell integrated into a device?As an industrial raw cell, the CR1/2AA is usually configured with welded solder pins or solder tabs in order to then solder it securely to a circuit board. It can also be used in special battery holders.What is a 3-volt battery of this size needed for?It is mainly used for buffering memories and real-time clocks in computers and industrial controllers (PLCs). The 3-volt voltage is perfectly matched to the requirements of many common microchips and memory modules.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 designated industrial or municipal collection points to ensure proper and environmentally friendly disposal.