Varta Longlife Power alkaline battery 4903 / LR03 1.5V (blister pack of 4)

The Varta Longlife Power 4906, internationally standardised as LR6 (AA/Mignon), is the powerful all-round battery for devices with high energy requirements. As the most powerful battery in the Varta Longlife range, it has been specially developed for applications that require a high and often fluctuating power output, such as game controllers or digital cameras. Supplied in a practical 4-pack blister, it is the ideal choice for anyone seeking a reliable and strong energy source for their demanding devices.Highlights at a glancePowerful energy: Developed for devices with high and fluctuating energy requirements.Versatile application: Ideal for game controllers, digital cameras and battery-operated toys.Long shelf life: With 10 years guaranteed shelf life, always ready for use.Secure packaging: The blister with "Single Press Out" enables easy removal and practical storage.Guaranteed quality: Proven Varta product performance, made in Germany.Powerful in diverse applicationsThe Varta Longlife Power LR6 is the optimal choice for a wide range of devices that need more than just standard power. It is excellent for game controllers, digital cameras, battery-operated toys, computer mice and many other devices that benefit from a powerful and long-lasting energy source. Its ability to deliver high power peaks ensures the reliable operation of demanding electronics.Reliable and powerful alkaline technologyThe proven alkaline-manganese technology (Zn/MnO2) of the Longlife Power series is engineered for high power output. It provides superior performance in energy-demanding devices compared to standard alkaline batteries. The high-quality production "Made in Germany" also ensures maximum leak safety and protects your valuable devices from damage.Thoughtful and user-friendly designVarta batteries represent the highest quality and thoughtful solutions. The Longlife Power series is manufactured in Germany and meets the strictest quality standards. The innovative blister packaging with "Single Press Out" function makes it easier to remove individual batteries and also offers a safe and practical storage option for the unused cells. Features                                                                                                                                                          Model              Varta Longlife Power 4906 / AA (4-pack blister)               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 the normal "Longlife" series?The "Longlife Power" (formerly High Energy) is designed as a powerful all-rounder for devices with high energy requirements (e.g. game controllers, toys). The "Longlife" series is optimised for maximum service life in devices with low and constant energy consumption (e.g. remote controls, wall clocks) and would be the more economical choice for these.For which devices is this battery best suited?It is the best choice for devices that require a high and flexible power output. These include game controllers, digital cameras, battery-operated toys, computer mice, torches and all other devices where a standard alkaline battery quickly reaches its limits.What does "Single Press Out" mean?The blister packaging is designed so that you can press out each battery individually and neatly without damaging the packaging of the other batteries. This makes it easier to remove and to safely store the remaining cells.Can I use these batteries in a smoke alarm?For safety-relevant devices such as smoke detectors, we recommend using batteries that are specifically designed for extremely long and reliable power output with low power consumption, such as the Varta Longlife series or lithium batteries.How should this battery be disposed of?Batteries must not be disposed of with household waste. Please return used batteries to the designated collection points in retail outlets or local recycling centres to ensure environmentally responsible disposal.

The XCELL XP7-12 is a valve-regulated AGM battery with 12 volts and 7 Ah nominal capacity (C20). It impresses with its compact dimensions, high operational reliability and long service life. Thanks to its robust design and low self-discharge, it is ideal for use in safety and emergency power systems, medical technology, measurement and control technology, telecommunications and numerous mobile and stationary applications.Highlights at a glanceCompact performance: 12 V, 7.0 Ah (20h)Flexible use: Any operating position possible (except permanently overhead)Durable: up to 5 years design life at 20 °CHigh reliability: Low self-discharge <3 % per month at 25 °CRobust housing: ABS UL94 HBReliable power supply for a wide range of applicationsThe XCELL XP7-12 delivers constant performance even under demanding conditions. The AGM technology ensures efficient gas recombination, making the battery virtually maintenance-free. With a maximum discharge current capacity of 105 A (5 seconds), it is also suitable for applications with short-term peak loads.Efficiency meets service lifeIn standby operation, the battery should be charged with a charging voltage of 2.25–2.30 V/cell. For cyclic operation, a charging voltage of 2.45–2.50 V/cell is recommended. The temperature compensation is –3 mV/cell/°C in standby operation and –4 mV/cell/°C in cycle operation. The recommended maximum current is 0.3C (approx. 2.1 A). In cycle use, depending on the depth of discharge, the battery achieves several hundred charge and discharge cycles.Technology for flexible applicationsThe operating temperature range of the cells when charging is between –15 °C and +50 °C. When discharging, it is –20 °C to +60 °C and for storage –20 °C to +50 °C. T1 or T2 plug-in connections are available for the electrical connection. The recommended tightening torque for this is between 2 and 3 Newton metres. Each cell is additionally equipped with a safety valve, which further increases operational reliability.Features  ModelXCELL XP7-12 Battery typeVRLA AGM (standby / general purpose) Nominal voltage (V)12 Capacity (Ah)7.0 (at 20h rate) Maximum discharge current105A (for 5 seconds) Charging voltage (float charge)13.5V - 13.8V Charging voltage (cyclic operation)14.4V - 15.0V Operating temperature (°C)Charging: 0 ~ 40 / Discharging: -20 ~ 50 Storage temperature (°C)-20 ~ 40 Service lifeup to 5 years (EUROBAT: Standard Commercial) Dimensions (L/W/H, mm)151 x 65 x 100 Weight (kg)approx. 2.1 ConnectionFaston 187 (4.8 mm) CertificationsISO9001, CE, UL  FAQ about the XCELL XP7-12 industrial batteryFor which applications is the XP7-12 ideally suited?The XCELL XP7-12 is predestined for emergency power supply, safety and fire alarm systems, medical technology, telecommunications, measurement and control technology as well as mobile devices with cyclic energy requirements.How cycle-resistant is the XP7-12?At 30 % depth of discharge, the battery achieves over 1,000 charge and discharge cycles. At higher depths of discharge, the service life is reduced accordingly, but remains in the range of several hundred cycles.What are the special safety features?The battery is equipped with overpressure valves. Like all VRLA batteries, it can emit small amounts of hydrogen. It should therefore not be used in airtight enclosures and adequate ventilation must be ensured.Which chargers are suitable for the XP7-12?Chargers with constant voltage, designed for VRLA AGM batteries, are recommended. The correct setting of the charging voltage and temperature compensation is crucial for a long service life.How is the battery installed?The battery can be installed in any position except permanently upside down. The connection is made via T1 or T2 plug-in connectors with a tightening torque of 2–3 Nm. 

The Rayovac 312AC hearing aid battery (size 312, colour code brown) in a practical 6-pack blister is the world’s most widely used power source for modern, discreet hearing aids. As one of the leading innovators in hearing acoustics, Rayovac guarantees maximum reliability and outstanding sound quality in daily use with this battery.Equipped with tried and tested zinc-air technology and the advanced "Active Core Plus" architecture, size 312 offers the perfect balance between a compact form factor and high performance. It is the ideal choice for popular RIC devices (Receiver-in-Canal) and supplies even demanding digital hearing aids with Bluetooth streaming with completely stable, distortion-free power.Highlights at a glanceColour code brown (size 312): Thanks to globally standardised colour coding, repurchasing is absolutely straightforward – if your old blister or battery tab says "brown" or "312", this is the exact matching cell.Optimum balance: Offers the perfect compromise between tiny size for discreet hearing aids and sufficient power reserves to last the whole day.Zinc-air technology: The battery only becomes chemically active when the brown freshness seal is removed and air oxygen flows into the cell.Long shelf life: With the seal intact and the packaging unopened, you can store these premium Rayovac batteries for up to 4 years without any significant loss of capacity.Practical blister design: The tried-and-tested dial-pack packaging allows secure, single removal of the batteries while the rest remain optimally protected.Leak-proof & Safe: The sturdy, rustproof stainless steel housing effectively prevents leakage and protects the sensitive high-tech electronics of your hearing aid.Areas of applicationSize 312 (brown) is the undisputed standard for discreet and modern hearing aids:RIC hearing aids (Receiver-in-Canal): The absolute standard battery for the popular, extremely small behind-the-ear devices, where the speaker sits directly in the ear canal.Mini behind-the-ear devices (BTE): For very compact BTE models that combine discreet looks with good performance.In-the-ear devices (ITE / ITC): Suitable for in-the-canal models, which are slightly bigger than the tiny CIC devices and provide more space to accommodate this long-lasting battery.Assembly & safety instructionsActivation time (very important!): Peel off the brown sticker and make sure to leave the battery to rest in the air for 1 to 2 minutes before inserting it into the hearing aid. It is essential that oxygen from the ambient air is absorbed, so the battery can reach its full operating voltage of 1.45 V.Keep freshness seal intact: Remove the tab only immediately before use. Once the seal is removed, self-discharge begins, even if the sticker is put back on straight away.Optimum storage: Store your battery stock at normal room temperature (approx. 10°C to 25°C) in a dry place. Storage in the fridge is harmful as condensation may form beneath the sticker and ruin the battery.Environmentally sound disposal: Empty zinc-air batteries should on no account be thrown in general household waste. Please use the special battery collection bins at your hearing care professional, supermarket or recycling centre. Features Model / TypeRayovac Extra Type 312 (312AC) Colour code**Brown** (standard for size 312) Technology**Zinc-Air** (Zinc-Air) Nominal voltage**1.45 V** Nominal capacity**180 mAh** Dimensions (Ø x H)**7.9 mm x 3.6 mm** Pack unit**6-pack blister** Mercury freeYes (Mercury Free) Comparison typesPR41, DA312, V312A, A312, 312A, L312ZA  FAQs about the Rayovac 312AC blisterHow long does a size 312 battery last in my hearing aid?This depends greatly on individual use. The capacity of size 312 is exactly in between the small 10 and large 13 battery. On average, it lasts about 5 to 10 days. If features such as Bluetooth streaming (for phone calls or TV) are used frequently, power consumption increases significantly and run-time decreases accordingly.Does this battery fit Phonak, Signia or Widex devices?Yes, without restriction. Hearing aid battery sizes are strictly standardised internationally. No matter which manufacturer your hearing system is from (Audio Service, Phonak, Signia/Siemens, Starkey, Oticon, Resound etc.) – if your device needs a 312 battery or its battery compartment carries a brown mark, this Rayovac battery will fit 100%.Why does my hearing aid report “battery empty” shortly after fitting?Most of the time, the activation time is too short. If you remove the brown sticker and insert the battery directly and close the compartment, not enough oxygen may have entered the cell. Your hearing aid measures undervoltage and triggers a warning. Simply remove the battery, wait 2 minutes in fresh air and try again.

The Varta Industrial Pro 4022, internationally standardised as 6LR61 (9V block), is the first choice for professional and industrial applications that require high voltage and absolute reliability. This alkaline block battery was specially developed for use in safety-relevant and measuring technical devices where a power supply failure is not an option. As part of the Industrial Pro series, it offers original equipment manufacturers (OEM) and commercial users consistently high performance and maximum operational reliability.Highlights at a glanceHigh reliability: Designed for safety-critical applications such as smoke detectors and alarm systems.Industrial quality: Guarantees a constant and long-lasting power output for professional devices.OEM-optimised: The ideal battery for the initial equipment of high-quality new devices in safety and measurement technology.Long shelf life: With a shelf life of up to 10 years, perfect for stockpiling and short maintenance intervals.Maximum leakage safety: Protects valuable professional electronics from damage.Reliable energy for professional applicationsThe Varta Industrial Pro 6LR61 is the indispensable power source for a wide range of safety-relevant and professional devices. Its main area of application is in smoke and fire detectors, alarm systems, access control systems and medical devices (e.g. mobile monitoring devices). It also reliably supplies measuring devices such as multimeters, professional audio devices such as wireless microphones and effect devices as well as various transmitters and receivers in industry.Powerful and proven alkaline technologyThe proven alkaline-manganese technology (Zn/MnO2) in the 9V block design offers a high energy density and a stable voltage curve. The Varta Industrial Pro is designed to deliver constant power for low-drain applications (such as smoke detectors) over a long period of time, but can also deliver the power peaks required for high-drain devices (such as microphones). Its "Made in Germany" quality stands for maximum reliability.Efficiency for professional useThe Varta Industrial Pro series is consistently geared towards the needs of professional users. Delivery in industry-standard bulk packaging reduces waste and simplifies handling in production or when maintaining systems with many devices. The guaranteed Varta quality and long shelf life offer maximum planning and supply security for your safety-critical projects. Battery features  ModelVarta Industrial Pro 4022 / 6LR61 Battery typeAlkaline Nominal voltage (V)9 IEC6LR61 Dimensions (L/W/H, mm)26.5 x 17.5 x 48.5 Weight (g)46 Alternative designationsBlock battery, E-block, PP3, 6AM6  FAQs about the Varta Industrial Pro 6LR61 batteryWhat distinguishes the "Industrial Pro" from Varta retail batteries?The "Industrial Pro" series is aimed at professional customers. The battery cell offers consistently high, tested quality, which is particularly essential for safety-critical applications such as smoke detectors. In addition, the packaging is optimised for bulk consumers and not for retail sale.Why is an alkaline battery recommended for smoke alarms?Alkaline batteries such as the Varta Industrial Pro offer a very high capacity and a long, stable power output. This ensures a long functional life of the smoke detector and a reliable power supply, even when the battery is nearing the end of its service life. The low self-discharge also ensures long operational readiness.Is this battery suitable for original equipment (OEM)?Yes, the Industrial Pro series is specially designed for this purpose. Its long shelf life ensures that the battery continues to perform at full capacity even after a long time in storage or in the device, which minimises the risk of failure in new devices.What temperature range is the battery designed for?The Varta Industrial Pro 6LR61 is designed for a wide operating temperature range of -20 °C to +50 °C, ensuring reliable operation even under demanding environmental conditions.How should this battery be disposed of?Batteries must not be disposed of with household waste. Please dispose of used batteries at the designated collection points in shops or at municipal recycling centres to ensure environmentally friendly recycling.

The Ultralife U9VLJP-BP (technically U9VL-J-P) is the world's best-known and most widely used 9V lithium battery for long-term applications. It is the modern successor to the classic alkaline 9V blocks and outperforms them in every respect: it lasts up to 5 times longerThe Ultralife lithium round cell is lighter and works reliably even at extreme temperatures. It is particularly well known as a "10-year battery" for high-quality smoke detectors, as it often does not need to be replaced for the entire service life of the detector. It is supplied in practical individual blister packs (BP = Blister Pack).Highlights at a glance10 years safety: Enables a service life of up to 10 years in many ion smoke detectors, making the annoying nightly "beeping" due to low batteries a thing of the past.Highest capacity (1200mAh): With 1200 mAh, offers almost twice the capacity of a high-quality alkaline battery (approx. 500-600 mAh) and four times that of a zinc-carbon battery.Flat discharge curve: Keeps the operating voltage constantly high for a long time. While alkaline batteries lose voltage linearly, the Ultralife delivers full power until shortly before the end.Ultralight: Weighs approx. 37 g, around 25 % less than a conventional 9V block (approx. 45-50 g), making it ideal for portable devices such as wireless microphones or medical monitors.Extreme temperature range: Can be used from -20 °C to +60 °C - perfect for applications in cold garages, storage rooms or outdoors (e.g. electronic door locks).Long shelf life: Thanks to lithium technology, it has an extremely low self-discharge rate and can easily be stored for 10 years before being used.The standard for smoke detectors & medical technologyThe Ultralife U9VLJP is the Original equipment battery for almost all major manufacturers of high-quality smoke alarms. It is also extremely popular in the Medical technology (infusion pumps, patient monitors), in the Safety technology (alarm systems, motion detectors), for Musicians (active pickups for guitars, radio links) and in industry for data loggers. Features ModelUltralife U9VL-J-P (U9VLJP-BP blister) ApplicationSmoke detector (10-year use), medical, audio, security TechnologyLithium manganese dioxide (Li-MnO2) primary cell Voltage9 V (nominal) - Voltage stable Capacity1200 mAh (twice as much as alkaline) Shelf life10 years (low self-discharge) Dimensions (L x W x H in mm)48.5 x 26.5 x 17.5 (standard 9V block / E-block / 6LR61) ConnectionSnap connection (miniature push button) Temperature range-20°C to +60°C (can also be used in cold conditions) Special featuresThe "10-year battery", very light, no leakage Weight (g)approx. 37 (Significantly lighter than alkaline ~45g) FAQs for Ultralife U9VLJP-BPIs this battery rechargeable?No! This is the most common mistake. It is a Lithium primary battery (disposable). Never attempt to charge this battery in a charger (risk of explosion). If you are looking for rechargeable 9V batteries, you need "NiMH" or "Li-Ion batteries" (often 8.4V or 7.4V).Does it fit mechanically in every device?Yes, the U9VLJP corresponds to the standard size ANSI 1604. In very rare cases with very old devices, the battery compartment can be extremely tightly tolerated, as alkaline batteries have rounded corners, while the Ultralife is somewhat more "angular" (see picture). However, it fits perfectly in 99.9 % of modern devices (smoke detectors, multimeters, toys).Why is it so much more expensive than an alkaline battery?The higher price is offset by the service life. A Ultralife lasts up to 5 times longer than a standard battery.Calculation example: If you change an alkaline battery (approx. €2) in a smoke detector every 1-2 years and have to fetch a ladder each time, this costs approx. €10-20 plus labour over 10 years. A Ultralife (approx. €8-10) often lasts the full 10 years. You save money and effort.How do I dispose of the battery?As this is a lithium battery, please cover both poles with a strip of adhesive tape before disposal (risk of short circuit in the collection container). Then hand them in at an official battery collection point (supermarket or recycling centre).

The XCELL XP12-12F2 is a reliable, valve-regulated lead-acid battery with 12 volts and 12 Ah capacity. With Faston 6.3 mm connectors, compact dimensions and VdS certification (G120034), it is ideal for safety-critical applications such as fire and burglar alarm systems, UPS systems as well as medical and industrial devices. Its spill-proof AGM technology ensures maintenance-free and long-lasting energy supply.Highlights at a glanceVdS certified: Tested safety according to VdS G120034Compact design: Only 151 x 98 x 95 mm at approx. 4.1 kg weightReliable performance: 12 Ah capacity at 20-hour dischargeHigh discharge current: Up to 180 A (5 sec.) for peak loadsDurable: Up to 5 years of service life at 25 °C in standby modePowerful performance for challenging applicationsThanks to its robust construction and uniform current output, the XP12-12F2 is suitable for a wide range of applications: from safety-relevant systems and telecommunications to medical devices. The Faston connectors (6.3 mm) enable easy integration into existing systems. Even during short-term peak loads, the battery reliably delivers energy with up to 180 A discharge current for 5 seconds.Efficient energy and reliable service lifeAGM technology ensures maintenance-free operation and high reliability. With a float lifetime of up to 5 years (at 25 °C), the battery is characterised by a low self-discharge rate of less than 3 % per month, making it ready for immediate use even after long storage. It also impresses with good performance at extreme temperatures from -15 °C (charging) to +60 °C (discharging).Technology for industrial and safety-critical applicationsThe XP12-12F2 features a flame-retardant ABS housing (according to UL94-HB/UL94-V0) and meets international standards such as ISO 9001, ISO 14001 and OHSAS 18001. The charging voltage in standby operation is 2.25 – 2.30 V/cell (corresponds to 13.5 – 13.8 V) and in cycle operation 2.45 – 2.50 V/cell (corresponds to 14.7 – 15.0 V) at an ambient temperature of 25 °C. Automatic temperature compensation from –3 to –4 mV/°C/cell is integrated.Features  ModelXCELL XP12-12F2 VdS Battery typeVRLA AGM (safety technology) Nominal voltage (V)12 Capacity (Ah)12 (at 20h rate) Maximum discharge current180A (for 5 seconds) Charging voltage (float charge)13.5V - 13.8V Charging voltage (cycle operation)14.4V - 15.0V Operating temperature (°C)Charging: 0 ~ 40 / Discharging: -20 ~ 50 Storage temperature (°C)-20 ~ 40 Service lifeup to 5 years (EUROBAT: Standard Commercial) Dimensions (L/W/H, mm)151 x 98 x 100 Weight (kg)approx. 3.6 ConnectionFaston 250 (6.35 mm) CertificationsVdS, ISO9001, CE, UL  FAQs about the XCELL XP12-12F2 lead-acid batteryHow long does the XCELL XP12-12F2 last in standby operation?Under ideal conditions (25 °C ambient temperature), the expected lifetime in standby operation is up to 5 years.Is the battery VdS certified?Yes, the battery holds the VdS approval with the number G120034 and is thus suitable for safety-relevant applications.In which temperature ranges can the battery be used?The battery is designed for a charging range from –15 °C to +50 °C and a discharging range from –20 °C to +60 °C.How high is the self-discharge?At 25 °C, the self-discharge of the battery is below 3 % per month. It is recommended to recharge the battery if stored for more than six months.Which charging parameters must be observed?For standby operation, the charging voltage is 13.5–13.8 V. In cycle operation, it should be 14.7–15.0 V. Temperature compensation is –3 mV/°C/cell in standby operation and –4 mV/°C/cell in cycle operation.For which applications is this battery particularly suitable?It is suitable for photovoltaic systems, UPS systems, emergency lighting, telecommunications and security technology, alarm and hazard detection systems as well as for hobby and camping. However, it is not suitable for starting or traction applications.