XCELL XP12-12F2 lead-acid battery lead-acid battery with VdS approval – 12 V and 12 Ah

The XCELL XP7-12 is a valve-regulated AGM battery with 12 volts and a rated capacity of 7 Ah (C20). It impresses with its compact dimensions, high operational reliability and long service life. Thanks to its robust construction and low self-discharge, it is ideally suited for use in security and emergency power systems, medical technology, measurement and control technology, telecommunications, and in numerous mobile and stationary applications.Highlights at a glanceCompact power: 12 V, 7.0 Ah (20h)VdS approved: G 120023 for safety-related applicationsFlexible usage: Any operating position is possible (except permanently upside down)Long-lasting: 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 applicationsXCELL ’s XP7-12 delivers consistent performance even under demanding conditions. 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 durabilityIn standby mode, the battery should be charged to a 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 mode and –4 mV/cell/°C in cyclic operation. The recommended maximum current is 0.3C (approx. 2.1 A). In cyclic use, the battery achieves several hundred charge and discharge cycles, depending on the depth of discharge.Technology for flexible applicationsThe operating temperature range of the cells is between –15 °C and +50 °C during charging. During discharge, it is –20 °C to +60 °C, and during storage –20 °C to +50 °C. T1 or T2 plug-in connectors are available for the electrical connection. The recommended tightening torque for this is between 2 and 3 Newton metres. Each cell is also equipped with a safety valve, which further enhances operational safety.Features  ModelXCELL XP7-12 Battery typeVRLA AGM (Standby / General Purpose) Nominal voltage (V)12 Capacity (Ah)7.0 (at 20-hour rate) Maximum discharge current105A (for 5 seconds) Charging voltage (trickle 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 on the XCELL XP7-12 industrial batteryFor which applications is the XP7-12 ideally suited?The XCELL XP7-12 is ideal for emergency power supply, security and fire alarm systems, medical technology, telecommunications, measurement and control technology, as well as mobile devices with cyclic energy requirements.How cycle-stable is the XP7-12?At a 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 specific safety features?The battery is equipped with pressure relief valves. Like all VRLA batteries, it may release small amounts of hydrogen. It should therefore not be operated in airtight enclosures and adequate ventilation must be ensured.Which chargers are suitable for the XP7-12?Constant-voltage chargers designed for VRLA AGM batteries are recommended. 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. Connection is via T1 or T2 plug-in terminals with a tightening torque of 2–3 Nm. 

The XCELL XP26-12 is a powerful, maintenance-free 12-volt lead-acid battery with a capacity of 26 Ah (20-hour rate), characterised by its long service life. It has been specially developed for reliable, safety-critical and industrial applications. Thanks to its robust AGM technology and M5 inlay terminals, it delivers a high current output. The battery is also VdS-certified (G115073).Highlights at a glanceVdS approved: G 115073 for safety-related applicationsPowerful performance: 26 Ah capacity at a 20-hour discharge rateHigh current output: Up to 390 A discharge current (5 seconds)Long-lasting: Up to 5 years’ service life in standby mode at 25 °CMaintenance-free: Leak-proof AGM technology (VRLA)Powerful performance for demanding applicationsThe XP26-12 ensures a constant and reliable power supply, even during short-term load peaks, with a discharge current of up to 390 A for 5 seconds. With its compact dimensions (165 × 176 × 127 mm) and low weight of approx. 7.9 kg, it is ideal for mobile devices, emergency power supply systems, telecommunications, safety lighting and other industrial applications.Efficient and long-lasting power supplyAGM technology ensures maintenance-free operation with minimal self-discharge of less than 3% per month at 25 °C. A voltage of 13.60–13.80 V is recommended for continuous operation (float charging), whilst 14.50–14.90 V is ideal for cyclic operation. Integrated temperature compensation ensures the efficiency of the charging power regardless of the ambient temperature. The maximum charging power is 7.8 A.Technology for reliable safetyThe battery is fitted with a flame-retardant casing in accordance with UL94-HB/V0 and complies with international standards such as CE, UL and ISO 9001. The design allows for safe operation over several years in standby mode, provided proper maintenance is carried out and ambient temperature conditions are met. Even under difficult conditions, the battery maintains a stable capacity output, approximately 85% at 0 °C and 65% at –15 °C.Features  ModelXCELL XP26-12 VdS Battery typeVRLA AGM (security technology) Nominal voltage (V)12 Capacity (Ah)26 (at a 20-hour rate) Maximum discharge current390A (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: High Performance) Dimensions (L/W/H, mm)166 x 175 x 125 Weight (kg)approx. 8.6 ConnectionM5 screw connection CertificationsVdS, ISO9001, CE, UL  FAQs on the XCELL XP26-12What is the service life of the XCELL XP26-12 battery?Depending on operating conditions, the float service life is 3 to 5 years at an ambient temperature of 25 °C.What is the XCELL XP26-12 suitable for?The battery is suitable for safety-critical systems (e.g. fire and burglar alarm systems), UPS systems, telecommunications equipment, medical technology and other industrial applications.Is the XCELL XP26-12 battery VdS-certified?Yes, the XCELL XP26-12 holds VdS approval with the number G115073.What is the self-discharge rate?Self-discharge is less than 3% per month at 25 °C.What charging parameters should be observed?A voltage of 13.60 to 13.80 V is recommended for standby operation. In cyclic operation, the voltage is 14.50 to 14.90 V. The maximum charging current should not exceed 7.8 A.Is the battery maintenance-free, leak-proof and usable in any position?Yes, the XP 26‑12 VDS is maintenance-free, sealed, leak-proof and can be operated in any position. 

The XCELL XP18-12 is a high-performance, maintenance-free lead-acid battery renowned for its reliability and longevity. Based on proven AGM (Absorbent Glass Mat) technology, this battery offers a nominal voltage of 12 V and a capacity of 18 Ah. It has been specially developed for demanding stationary and cyclic applications where a constant and reliable power supply is crucial. Thanks to its sealed VRLA design, it is leak-proof and can be operated in any position.Highlights at a glanceReliable performance: 18 Ah capacity at 12 V, which corresponds to a total energy of 216 Wh.Long-lasting: Designed for a service life of up to 5 years in accordance with the Eurobat classification.Maintenance-free: VRLA AGM technology eliminates the need for topping up with water.Safe and flexible: Fully sealed, leak-proof and suitable for installation in any orientation.Low self-discharge: Ideal for standby operation and seasonal use.VdS approved: G 115072 for safety-related applicationsReliable power for critical applicationsThe XCELL XP18-12 is the ideal power solution for systems where reliability is paramount. With its standard dimensions of 181 x 77 x 167 mm and a weight of approximately 5.4 kg, it can be easily integrated as a replacement for existing batteries in a wide range of devices. Its primary applications include uninterruptible power supplies (UPS), security and alarm systems, emergency lighting systems, and applications in medical and rehabilitation technology. The wide operating temperature range ensures stable performance even under demanding environmental conditions.Efficiency and safety thanks to AGM technologyThe AGM technology of the XCELL XP18-12 binds the electrolyte within a glass fibre mat. This design not only prevents acid leakage but also ensures high vibration resistance and excellent cycle stability compared to conventional lead-acid batteries. As no gassing occurs during normal operation, the battery can be used safely indoors and in enclosures without special ventilation. This maximises user safety and reduces maintenance requirements to a minimum.Proven and robust lead-acid AGM technologyUnlike open lead-acid batteries, the XP18-12 is valve-regulated and sealed thanks to its VRLA (Valve Regulated Lead Acid) design. This enables internal gas recombination and ensures consistently high performance throughout the entire service life. The lead-calcium grid plates used contribute to a very low self-discharge rate, making the battery ideal for standby operation or for applications with prolonged periods of inactivity.Features  ModelXCELL XP18-12 VdS Battery typeVRLA AGM (security technology) Nominal voltage (V)12 Capacity (Ah)18 (at a 20-hour rate) Maximum discharge current270A (for 5 seconds) Charging voltage (trickle 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 10 years (EUROBAT: High Performance) Dimensions (L/W/H, mm)181 x 77 x 167 Weight (kg)approx. 5.6 ConnectionM5 screw connection CertificationsVdS, ISO9001, CE, UL  FAQs on the XCELL XP18-12 lead-acid batteryWhat does the term AGM mean?AGM stands for "Absorbent Glass Mat". In this technology, the battery electrolyte is bound within a glass fibre mat. This makes the battery leak-proof, maintenance-free and highly resistant to vibrations.What applications is the XP18-12 battery suitable for?The battery is ideal for uninterruptible power supplies (UPS), alarm systems, fire alarm control panels, emergency lighting systems, as well as for medical and rehabilitation equipment such as patient lifts or electric wheelchairs.What is the expected service life of the battery?The XCELL XP18-12 is designed for a service life of up to 5 years in standby mode in accordance with the Eurobat classification. The actual service life depends heavily on the application, operating temperature and depth of discharge.Can multiple XP18-12 batteries be connected together?Yes, you can connect several batteries of this type together. For a higher voltage (e.g. 24 V), connect two batteries in series. For a higher capacity, connect the batteries in parallel. Please only use batteries of the same type, age and charge level for this purpose.Is the battery truly maintenance-free?Yes, thanks to its sealed VRLA AGM design, the battery is completely maintenance-free. No top-up of distilled water is required throughout its entire service life.How should the battery be stored when not in use?Please store the battery in a cool, dry place and ensure it is fully charged. Due to the low rate of self-discharge, the charge level should be checked every six months and the battery recharged if necessary to prevent deep discharge. 

The XCELL XP45-12 is a robust lead-acid battery with a nominal voltage of 12 volts and a capacity of 45 Ah (20-hour rate). Thanks to maintenance-free AGM technology, M6 inlay terminals and VdS certification (G115059), this battery is ideal for safety-critical and industrial applications. It impresses with its high discharge capacity, long service life and reliable performance even under demanding conditions.Highlights at a glanceVdS approved: G 115059 for safety-related applicationsHigh capacity: 45 Ah at a 20-hour discharge rate, 27.9 Ah at a 1-hour loadHigh discharge currents: Up to 450 A possible for 5 secondsLong-lasting: Up to 12 years of float life at 25 °CMaintenance-free: AGM technology with leak-proof designReliable: Low self-discharge (< 3%/month)Reliable performance for demanding industrial applicationsThe XP45-12 is characterised by its robust construction and high current output, making it the ideal choice for a wide range of demanding applications. These include uninterruptible power supply (UPS) systems, emergency lighting, telecommunications equipment and medical technology, as well as other industrial applications. Thanks to its M6 connectors (T4/T9), a stable and reliable connection is guaranteed. Even during brief peak loads, the battery reliably delivers up to 450 A of current, underlining its high performance and reliability.Energy efficiency and extended lifespanThe batteries offer a float life of up to 12 years at 25 °C, making them ideal for long-term use in stationary systems. The recommended charging voltage is 13.50–13.80 V in standby mode and 14.50–14.90 V in cyclic operation. The maximum charging current is limited to 13.5 A. Thanks to the temperature-compensated charging characteristics, energy efficiency is maintained even under fluctuating environmental conditions.Technology for maximum operational reliabilityThe flame-retardant ABS housing meets UL94-HB/V0 standards and provides reliable cell protection. Certifications to UL, CE, ISO 9001 and VdS confirm the product’s high manufacturing quality and safety. Self-discharge is less than 3% per month, ensuring reliable operational readiness even during prolonged storage periods.Features  ModelXCELL XP45-12 VdS Battery typeVRLA AGM (security technology) Nominal voltage (V)12 Capacity (Ah)45 (at a 20-hour rate) Maximum discharge current450A (for 5 seconds) Charging voltage (trickle 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 10 years (EUROBAT: High Performance) Dimensions (L/W/H, mm)197 x 165 x 170 Weight (kg)approx. 14.0 ConnectionM6 screw terminal CertificationsVdS, ISO9001, CE, UL  FAQs on the XCELL XP45-12 lead-acid batteryWhat is the battery’s service life?Under optimal environmental conditions (25 °C), the XP45-12 has a service life of up to 12 years in float mode.Is the battery VdS-certified?Yes, the VdS approval with the number G115059 confirms its suitability for safety-critical applications such as fire and burglar alarm systems.What temperature range is the XP45-12 battery designed to withstand?The XP45-12 battery is designed for discharge at –15 °C to +50 °C and charging at –10 °C to +50 °C.What is the self-discharge rate?At 25 °C, self-discharge is less than 3% per month; recharging is recommended after 6 months at the latest.What charging parameters apply?For standby operation: 13.50 – 13.80 V.For cyclic operation: 14.50 – 14.90 V.Temperature compensation: –18 mV/°C (float), –30 mV/°C (cycle).Max. charging current: 13.5 A.What is the cycle life of the XP45-12 battery?The XP45-12 battery can withstand up to 400 charge cycles at a 50% discharge rate. 

The XCELL XP7/12F2 impresses as a reliable 12-volt lead-acid battery with 7.2 Ah (20-hour rate) capacity, robust AGM technology and compact dimensions. Equipped with Faston terminals, this battery is ideal for security and emergency power systems, telecommunications and mobile devices. With a service life of up to 10 years in standby mode, it offers a stable power supply with minimal maintenance.Highlights at a glanceRobust capacity: 7.2 Ah at a 20-hour discharge rate for a wide range of applicationsVdS approved: G 116061 for safety-related applicationsLong service life: Up to 10 years standby service life at 20 °CHigh discharge reserves: Maximum discharge currents of up to 108 A for 5 secondsTemperature-resistant: Powerful from -15 °C to +50 °CCompact design: Only 151 x 65 x 100 mm at approx. 2.26 kgStrong performance for demanding applicationsThe XCELL XP7/12F2 is the ideal solution for applications that require a compact design combined with high energy density. Typical areas of application include uninterruptible power supplies (UPS), safety-relevant lighting systems, medical devices, alarm systems and other industrial applications. Thanks to its absorbent glass mat technology, the battery offers reliable performance even during short-term load peaks.Efficient energy for continuous operationThis battery is characterised by a low self-discharge of only around 9 % in 3 months at 25 °C, which means it is quickly ready for use even after longer periods of storage. Its charging characteristics support both standby mode with a recommended voltage of 13.60 to 13.80 V and cyclic use with 14.50 to 14.90 V. With a recommended max. charging current of 2.16 A, the battery remains safe and efficient in operation.Reliable technology for the highest demandsAGM technology ensures leak-proof, maintenance-free operation with an internal gas recovery system. The XCELL XP7/12F2 can be installed in any position (except upside down) and reliably withstands temperatures between -15 °C and +50 °C during discharge operation. Its high cycle resistance and UL and CE certifications underline its suitability for demanding industrial environments.Features  ModelXCELL XP7-12F2 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 250 (6.35 mm) CertificationsISO9001, CE, UL  FAQs about the XCELL XP7/12F2 lead-acid batteryHow long is the battery service life?The XCELL XP7/12F2 is designed for a service life of up to 10 years in standby mode at 20 °C.What is the battery particularly suitable for?It is ideal for applications such as UPS systems, emergency lighting, medical devices, telecommunications systems and mobile electronic devices.Can the battery also be used at low temperatures?Yes, the battery works reliably in a discharge temperature range from -15 °C to +50 °C.Does the battery need regular maintenance?No, the battery is maintenance-free thanks to its sealed, valve-regulated AGM design.What charging parameters need to be observed?A charging voltage of 13.60 – 13.80 V is recommended for standby mode, and 14.50 – 14.90 V for cyclic operation. The maximum charging current should not exceed 2.16 A. 

The XCELL XP2.3-12 is a slim 12-volt AGM lead-acid battery with a nominal capacity of 2.3 Ah. It provides a reliable power supply for safety-critical and industrial applications and, with VdS G 115071 certification, meets the requirements for professional use.Highlights at a glanceReliable capacity: 2.3 Ah at 20 hours to 10.5 VVdS approved: G 115071 for safety-related applicationsPower reserve: up to 34.5 A discharge current for 5 secondsSlim design: 178 x 35 x 67 mm, weighing approx. 0.9 kgMaintenance-free: Valve-regulated AGM technology with ABS housingLow self-discharge: 91 per cent residual capacity after 3 months at 25 °CApplications and performanceThe XP2.3-12 is suitable for alarm and security technology, emergency lighting, fire alarm systems, communication and measuring equipment, as well as control and regulation technology. The internal impedance of approx. 60 mΩ (fully charged, 25 °C) ensures a stable power supply, even during brief load peaks.Charging parameters and operationFor standby operation, 13.60 to 13.80 V at 25 °C is recommended, with temperature compensation of minus 18 mV per °C. In cyclic operation, the final charging voltages range from 14.50 to 14.90 V at 25 °C, with compensation of minus 30 mV per °C. The maximum charging current is 0.69 A. The permissible temperature range is from minus 15 °C to plus 50 °C during discharge, from minus 10 °C to plus 50 °C during charging, and from minus 20 °C to plus 50 °C for storage.Dimensions and connectionsThe T1 copper flat plug connectors enable quick integration into existing systems. Thanks to its compact, elongated design, the battery fits particularly well in narrow enclosures and racks.Features  ModelXCELL XP2.3-12 VdS Battery typeVRLA AGM (security technology) Nominal voltage (V)12 Capacity (Ah)2.3 (at 20-hour rate) Maximum discharge current34.5A (for 5 seconds) Charging voltage (trickle 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)178 x 35 x 66 Weight (kg)approx. 0.94 ConnectionFaston 187 (4,8 mm) CertificationsVdS, ISO9001, CE, UL  FAQs on the XCELL XP2.3-12What is the expected service life of the XP2.3-12 in standby mode?At 20 °C, the XP2.3-12 battery is designed for 3 to 5 years of float operation. Regular testing cycles and the correct charging voltage increase availability.For which applications is the XP2.3-12 battery suitable?Preferred for safety systems such as fire alarm and intruder alarm systems, emergency lighting, communication and measuring equipment, as well as control systems with a 12-volt supply.What charging voltages must be observed?Float 13.60 to 13.80 V at 25 °C, cyclic operation 14.50 to 14.90 V. Please note the relevant temperature compensation.What is the self-discharge rate?At 25 °C, approximately 91 per cent of capacity remains after 3 months, 82 per cent after 6 months and 65 per cent after 12 months of storage.What connections are available on the XP2.3-12?The XP2.3-12 features T1 copper flat plug connectors for quick and secure installation.