The PROLINK PRO1501SFCU Super Fast Charging UPS is designed to provide reliable backup power and voltage protection for computers, networking equipment, gaming systems, and office electronics. It helps keep essential devices operating during power interruptions and unstable electrical conditions. The UPS provides a 1500VA capacity and uses line interactive technology with Automatic Voltage Regulation (AVR). Additionally, AVR helps stabilize input voltage fluctuations and delivers safer power to connected devices. The PROLINK PRO1501SFCU features super-fast charging technology that significantly reduces battery recharge time after a power outage. Moreover, this feature ensures the UPS becomes ready for the next interruption more quickly. The UPS includes multiple protection functions against overload, short circuit, surge, and battery discharge conditions. Furthermore, these protection features help improve the safety and reliability of connected equipment. The PROLINK PRO1501SFCU includes LED status indicators and audible alarms for easier system monitoring. Therefore, users can quickly check operating conditions and power status during daily use. The compact design makes the UPS suitable for homes, offices, and small business environments. In addition, it provides dependable backup support for desktop PCs, routers, NAS devices, and CCTV systems. The PROLINK PRO1501SFCU Super Fast Charging UPS combines backup power, rapid battery charging, AVR technology, and advanced protection features. As a result, it provides a practical and reliable power protection solution for everyday applications. Specifications: Capacity : 1500VA Input : 140-230VAC Output : 230VAC Transfer Time : 2ms Battery Type : 12V Backup Time : 40 Min (Depending on the load) Part Number : PRO1501SFCU
The Beco GP600 600VA 360W UPS delivers reliable power protection for home and office devices. It keeps your electronics safe during outages and voltage drops. This UPS helps prevent data loss and sudden shutdowns, providing peace of mind every day. Moreover, the Beco GP600 600VA 360W UPS features 600 VA capacity with up to 360 W output power. It supports computers, routers, modems, and monitors effortlessly. Devices continue running smoothly during short power interruptions. This improves system stability. In addition, the UPS includes built-in surge protection for safe operation. It guards connected devices against spikes and surges. This adds an extra layer of defense during storms or unstable power conditions. Safety remains a priority. Furthermore, the Beco GP600 600VA 360W UPS offers battery backup that keeps equipment running long enough to save work. This prevents data corruption during sudden outages. Users can shut down systems properly. Protection feels dependable. Also, the unit delivers stable voltage regulation without manual adjustment. It corrects fluctuations automatically. This improves device performance and lifespan. Steady power enhances everyday use. In addition, the Beco GP600 600VA 360W UPS includes easy-to-read LED indicators. They show power and battery status at a glance. Users stay informed without confusion. Monitoring becomes simple and quick. Moreover, the UPS features multiple outlets for connecting several devices at once. This increases flexibility for workstations and entertainment setups. You can protect more devices with one unit. Furthermore, the Beco GP600 600VA 360W UPS supports simple installation without complicated steps. Setup is quick with clearly marked connections. This helps both beginners and experienced users. Also, the compact design fits well on desks or shelves without taking much space. It blends into home and office environments easily. Portability stays practical. Overall, the Beco GP600 600VA 360W UPS delivers dependable battery backup, surge protection, and steady power. It protects vital electronics and supports uninterrupted use. This UPS is ideal for users seeking reliable power protection every day. Specifications: 600VA, 360W, LED, Plastic Case Input: 145-290 VAC Output: 230VAC 50/60HZ 12V 7AH *1pc, Universal Socket *2 + EU Plug With AVR, Bypass output Overload and short circuit protection
APC UPS Accessories SURT48XLBP APC Smart-UPS RT 48V 1/2KVA SURT models Battery Pack
The PCE PCD 12V 65Ah Deep Cycle Battery delivers dependable power for a wide range of applications. It provides stable energy over long discharge cycles. This battery supports regular use in marine, RV, solar, and backup power systems. It fits well where lasting performance matters. Moreover, the PCE PCD Deep Cycle Battery features a deep cycle design for long life and strong reliability. It tolerates repeated charging and discharging without damage. This increases uptime and reduces maintenance needs. Users enjoy continuous power without frequent replacements. In addition, the battery delivers 12 V and 65 Ah capacity for steady power delivery. This suits medium and high demand systems. Appliances, lights, and electronics receive reliable current. It helps systems stay stable in everyday use. Furthermore, the PCE PCD 12V 65Ah Deep Cycle Battery includes sturdy construction for long-lasting durability. The strong casing protects internal cells against wear and tear. This adds confidence in heavy use environments. Performance remains consistent over time. Also, the battery supports deep discharge recovery for extended service life. It recovers well even after heavy drain cycles. In addition, the PCE PCD Deep Cycle Battery is easy to install in many setups. It fits most battery holders and racks without fuss. Connections remain secure and simple. Furthermore, the PCE PCD Deep Cycle Battery supports stable performance in varying temperatures. It remains reliable in moderate heat and cold. This helps outdoor and mobile applications. Overall, the PCE PCD 12V 65Ah Deep Cycle Battery delivers strong power, lasting durability, and smooth performance. It fits home, marine, solar, and backup use. This battery is ideal for users who want dependable deep cycle energy every day. Specifications: Voltage : 12V Capacity : 65Ah
Specifications : GENERAL UPS Type : Tower Phase : Single phase with ground Rating (VA) : 2000 Nominal Power (W) : 1600 Standard Model Dimension (mm) : 397x 145 x 220 (D x W x H) Weight (kg) : 17 Long-run Model Dimension (mm) : 397 x 145 x 220 (D x W x H) Weight (kg) : 6.8 INPUT Connection Type : IEC 320-C14 Nominal Voltage : 200/208/220/230/240 VAC Voltage Range : 110-300 VAC (Load at 50%) 160-280 VAC (Load at 100%) Frequency Range : 45 ~ 70 Hz Power Factor : >= 0.99 OUTPUT Connection Type : 3 x Universal socket (PRO902WS) 2 x Universal socket (PRO902WL) Nominal Voltage : 200/208/220/230/240 VAC Voltage Regulation : ±1% Frequency Range (Synchronized Range) : 47 ~ 53 Hz or 57 ~ 63 Hz Frequency Range (Batt. Mode) : 50 Hz ± 0.25 Hz or 60 Hz ± 0.3 Hz Current Crest Ratio : 3:1 Harmonic Distortion ; ≤3% THD (Linear load) ≤6% THD (Non-linear load) ALARM & INDICATORS Battery Mode : Sounding every 4 seconds Low Battery : Sounding every second Overload : Sounding twice every second Fault : Continuously sounding LCD : Load level, Battery Level, AC mode, Battery mode, Bypass mode and Fault CONNECTIVITY, CONTROL & MONITORING Front panel : Status LED, Function keys, LCD display Communication : Smart RS232* USB : Port BATTERY Standard Model Type : 12V / 9Ah Numbers : 4 Typical Recharge Time : 4 hours recover to 90% capacity Long-run Model Type : Depending on the capacity of external batteries Number : 4/6/8 Charging Current (max) : 1A / 2A / 4A / 6A Adjustable REAR PANEL 1. AC Input 2. Input circuit breaker 3. USB Communication port 4. RS-232 communication port 5. Intelligent slot 6. External battery connection (Only available for L model) 7. Output receptacles
The Twist Line Interactive UPS 850VA TWUP850/LI provides backup power protection for computers, networking devices, and office electronics. It uses line interactive technology with automatic voltage regulation for stable power delivery. Additionally, the built-in 12V/7Ah battery supports continued operation during power interruptions. Moreover, the UPS includes LED status indicators for clear system monitoring. It also supports cold start functionality for startup without direct AC power. Therefore, it helps protect connected devices from voltage fluctuations and sudden outages. Furthermore, the compact tower design fits easily in home and office environments. The system also includes overload and short-circuit protection for safer daily operation. Additionally, the simulated sine wave output supports common desktop and networking equipment. Specifications: 850VA line interactive UPS technology Built-in 1x12V/7Ah rechargeable battery LED indicators for power status monitoring Automatic voltage regulation for stable output Overload and short-circuit protection system
Features • Advanced DSP and 3-level technology • Output power factor 1.0 • Active power factor correction (APFC), input power factor up to 0.99 • High efficiency 95% (up to 98% in ECO mode) • Advanced digital parallel technology • Wide input voltage range (11 0 – 288 Vac) and frequency range (40 -70Hz) • 50 I 60 Hz frequency auto sensing • Two modes of frequency conversion: 50 Hz input I 60 Hz output or 60 Hz input I 50 Hz output • Dual-input design, supporting independent bypass • Flexible battery configuration (settable 16-20 pes batteries) • Digitally controlled charger • High charging current available (Max. 12 A) • Charging voltage and current configured by demands • Linear derating in low voltage input reducing battery discharging times, extending the service life of battery • Intelligent battery management, automatic floating I equalizing charge control, charger dormancy control, increasing battery life by 50% • Ability to switch on the UPS with batteries • Settable delayed start time when mains power is restored, reducing the impact on power grid or generator • Fan speed varies intelligently with temperature, reducing noise and extending its service life • Equipped with self-aging function • Compact internal layout, miniaturized the complete unit for small footprint • LCD+LED display, multi-functional keys operation, friendly human-machine interface • Powerful background software for parameters configuration • Advanced multi-platform communications: RS232, USB, RS485, SNMP and dry contacts communication interfaces • Effective software and hardware protection function, robust self-diagnostic function, and abundant event log for check Available Options • RS232 and smart card slot included • Optional parallel function, battery temperature compensation, SNMP card, USB, RS485 card, dry contacts, EMD, and SMS alarms Specifications Voltage range OUTPUT Output wiring Rated voltage Voltage regulation Frequency Waveform Power factor Total harmonic distortion (THDv) Crest factor Overload BATTERIES DC voltage Number of battery lnbuilt battery (standard model) Charging current Recharge time EM Efficiency Transfer time Protections Max. number of parallel connections Communications Display OTHERS Operating temperature Storage temperature Relative humidity Altitude !Prating Noise level at 1 m Dimensions (W x D x H) (mm) Packaged dimensions (W x D x H) (mm) Net weight (kg) Gross weight (kg) 110- 176 Vac (linear derating between 50% and 100% load); 176- 288 Vac (no derating) Single-phase three-wire (1 Cll + N + PE) 208 (PF=0.9) 1220 1230 1240 Vac ± 1% Synchronized to bypass in mains mode; 50 160 Hz±0.1% Hz in battery mode Sinusoidal 1 s 1% (linear load); s 4% (non-linear load) 3:1 105%- 110% for 10 min, 110%- 125% for 1 min, 126%- 150% for 30 s 192 Vdc (192- 240 Vdc settable) 16 pes (16- 20 settable) 12VI7Ahx16 I 12VI9Ahx16 Standard model: 1 A; Long time model: 5A(default), 1 – 5Asettable, 12A (optional) Standard model: 90% capacity restored in 8 hours; Long time model: depend on the capacity of battery ~ 94% at 100% load, max. 95% at 60% load,~ 98% in ECO mode Oms Short-circuit, overload, overtemperature, battery low voltage, overvoltage, undervoltage and fan failure 4 RS232 (standard), USB I RS4851 dry contacts I SNMP I baltery temperature compensation (optional) LCD+ LED O”C – 40″C -25″C – 55″C (without battery) 0 – 95% (non-condensing) s 1 000 m, derating 1% for each additional 1 00 m IP20 S55dB S58dB 191 X 465 X 711 (S), 191 X 465 X 350 (H) 191 X 495 X 711 (S), 191 X 495 X 350 (H) 310 X 654 X 941 (S), 318 X 595 X 475 (H) 310 X 685 X 941 (S), 318 X 617 X 475 (H) 53 (S), 14.5 (H) 62 (S), 16.5 (H) 61 (S), 16 (H) 70 (S), 18 (H)
The ProLink PRO851SFCU Super Fast Charging UPS is designed to provide reliable backup power and voltage protection for computers, networking equipment, and home electronics. It helps keep essential devices operating during short power interruptions and unstable electrical conditions. The UPS provides an 850VA capacity and features line interactive technology with Automatic Voltage Regulation (AVR). Additionally, AVR helps stabilize voltage fluctuations and protects connected devices from overvoltage and undervoltage conditions. The ProLink PRO851SFCU features super-fast charging technology that significantly reduces battery recharge time after power outages. Moreover, this feature helps ensure the UPS is ready for future interruptions more quickly. The UPS includes multiple protection functions against overload, short circuit, surge, and battery discharge conditions. Furthermore, these protection features help improve the safety and reliability of connected equipment. The PRO851SFCU includes LED status indicators that allow users to monitor operating conditions easily. Therefore, users can quickly check power status, battery mode, and system operation. The compact design makes the UPS suitable for homes, offices, and small workspaces. In addition, it provides dependable backup support for desktop computers, routers, CCTV systems, and other important electronic devices. The ProLink PRO851SFCU Super Fast Charging UPS combines backup power, fast battery charging, AVR technology, and safety features. As a result, it provides a practical and reliable power protection solution for everyday use. Specifications: Capacity : 850VA Input : 230VAC Output : 230VAC Input Voltage : 510W Transfer Time : 2ms Battery Type : 12V/10Ah x1 Backup Time : 10-30 Min Part Number : PRO851SCFU
The APC Smart-UPS RC 800W 1KVA Sine Wave SRC1KI provides reliable backup power for critical devices. First, it delivers pure sine wave output, ideal for sensitive electronics. In addition, the UPS protects connected equipment from power surges, spikes, and outages. Moreover, it features a compact design for easy placement in offices or server rooms. Finally, the unit includes an intuitive LCD interface for monitoring battery status and load. The SRC1KI ensures continuous operation and safeguards important systems during power interruptions. Specifications: 800W / 1KVA pure sine wave output for sensitive devices Protects against power surges, spikes, and outages Compact design for office or server room placement LCD interface for monitoring battery and load status Ensures continuous operation during power interruptions
INVO Online INH100 INVO Online INH100 Centralized server center, mainframe, network control center, computing center max efficiency UPS System . AC Input Bypass AC Output . Battery Fault Screen OFF ON LCD AC Input Bypass AC Output Battery Fault Screen OFF ON LCD INVO Online INH100 Full Specifications : INVO Online INH100 Centralized server center, mainframe, network control center, computing center INVO Online INH100 UPS High Frequency 1000 VA, LCD Display Inbuilt Battery 2 x 12V/9AH Specifications: Specifications : Centralized server center, mainframe, network control center, computing center INVO Online UPS High Frequency 1000 VA, LCD Display Inbuilt Battery 2 x 12V/9AH 1 year warranty Manufacturer Link
Specifications : UPS Type Tower Phase Single phase with ground Rating (VA) 1000 Nominal Power (W) 800 Standard Model Dimension (mm) 282 x 145 x 220 (D x W x H) Weight (kg) 9.8 Long-run Model Dimension (mm) 282 x 145 x 220 (D x W x H) Weight (kg) 4.1 INPUT Connection Type IEC 320-C14 Nominal Voltage 200/208/220/230/240 VAC Voltage Range 110-300 VAC (Load at 50%) 160-280 VAC (Load at 100%) Frequency Range 45 ~ 70 Hz Power Factor >= 0.99 OUTPUT Connection Type 3 x Universal socket (PRO901WS) 2 x Universal socket (PRO901WL) Nominal Voltage 200/208/220/230/240 VAC Voltage Regulation ±1% Frequency Range (Synchronized Range) 47 ~ 53 Hz or 57 ~ 63 Hz Frequency Range (Batt. Mode) 50 Hz ± 0.25 Hz or 60 Hz ± 0.3 Hz Current Crest Ratio 3:1 Harmonic Distortion ≤3% THD (Linear load) ≤6% THD (Non-linear load) ALARM & INDICATORS Battery Mode Sounding every 4 seconds Low Battery Sounding every second Overload Sounding twice every second Fault Continuously sounding LCD Load level, Battery Level, AC mode, Battery mode, Bypass mode and Fault CONNECTIVITY, CONTROL & MONITORING Front panel Status LED, Function keys, LCD display Communication Smart RS232* USB Port BATTERY Standard Model Type 12V / 9Ah Numbers 2 Typical Recharge Time 4 hours recover to 90% capacity Long-run Model Type Depending on the capacity of external batteries Number 2 or 3 Charging Current (max) 1A / 2A / 4A / 6A Adjustable manufacturer link
The APC UPS Online Easy SRV 800W / 1 KVA SRV1KI delivers continuous, reliable power for critical equipment. First, it provides pure sine wave output suitable for sensitive electronics. In addition, it protects devices from phttps://mojitech.net/shop/peripherals/ups-battery-backup/apc-smart-ups-rc-800w-1kva-sine-wave-lebanon/ower surges, spikes, and outages. Moreover, the UPS features a compact design for easy installation in offices or server rooms. Finally, the intuitive LCD interface allows real-time monitoring of battery status and load. The SRV1KI ensures uninterrupted operation and safeguards essential systems during power disruptions. Specifications: 800W / 1 KVA pure sine wave output for sensitive devices Protects against power surges, spikes, and outages Compact design suitable for offices and server rooms LCD interface for monitoring battery and load status Ensures uninterrupted operation during power disruptions
APC UPS Accessories SURTRK APC Smart-UPS RT 19″ Rail Kit 1 – 2.2KVA
The Twist Online High Frequency UPS 3KVA TWUP3000/HF delivers reliable backup power for servers, networking systems, and professional equipment. It uses online double conversion technology for continuous clean power output. Additionally, the high-frequency design improves efficiency and reduces power interruption risks. Moreover, the UPS includes an LCD display for real-time system monitoring and status alerts. It features internal 6x12V/9Ah batteries for backup operation during outages. Therefore, it helps protect sensitive devices from voltage fluctuations and sudden power loss. Furthermore, the TWUP3000/HF supports pure sine wave output for stable performance with critical equipment. It also includes overload, short-circuit, and overheating protection for safer operation. Additionally, the compact tower design fits office, server room, and IT environments easily. Specifications: 3KVA online double conversion UPS technology Internal 6x12V/9Ah rechargeable batteries LCD display for real-time monitoring Pure sine wave output for stable power delivery Overload and short-circuit protection system
APC UPS Accessories SRVRK2 APC Easy UPS RAIL KIT, 900MM, 1 – 10KVA (Rackable SRV models)
Specifications : -True Double-Conversion Online UPS – Mircoprocessor control optimizes reliability – Input power factor correction – Output Power Factor 0.80. – Wide input voltage (110V – 300V) – Converter mode available – ECO mode for enegry saving (Only available for 1 – 3 KVA) – Generator compatible – Adjustable battery number only available for 6K and up models – Smart SNMP works well with either USB or RS-232 together – Emergency power off function (EPO) only available for 6K / 10K models – Optional isolation transformer available. manufacturer link
The PROLINK IPS5003 Inverter is designed to provide reliable backup power for homes, offices, and essential electronic devices. It helps users maintain power during outages and supports stable operation for different electrical equipment. The inverter provides a 5000VA capacity and delivers stable AC power output for compatible devices. Additionally, it supports backup power needs for appliances, computers, and other important electronics. The PROLINK IPS5003 features pure sine wave output to provide clean power for sensitive equipment. Moreover, this technology helps improve compatibility with devices that require stable electricity performance. The inverter includes an LCD display that allows users to monitor important system information. Furthermore, users can check battery status, input voltage, output voltage, and operating conditions easily. The PROLINK IPS5003 includes protection features against overload, short circuit, over-temperature, and low battery conditions. Therefore, it helps protect connected devices and improves system safety during operation. The inverter supports different backup power applications for homes and small offices. In addition, its practical design makes it suitable for users who need dependable energy support during power interruptions. The PROLINK IPS5003 Inverter combines high power capacity, pure sine wave technology, monitoring features, and protection functions. As a result, it provides a reliable backup power solution for everyday electrical needs. manufacturer link Specifications: Capacity: 5000VA Output Waveform: Pure Sine Wave Display: LCD Display Protection: Overload, Short Circuit, Over Temperature, Low Battery Protection Application: Backup Power for Home and Office Equipment
APC 800VA BX800LI 415W UPS (IEC Plug) APC 650VA BX650LI UPS
Specifications : Output Max Configurable Power (Watts) 6.0kWatts / 6.0kVA Output Voltage Note Configurable for 220 : 230 or 240 nominal output voltage Efficiency at Full Load 94.0 % Output Voltage Distortion 1 % Output Frequency (sync to mains) 50/60 Hz +/- 3 Hz Sync to mains Other Output Voltages 220 V, 240 V Load Crest Factor 3 : 1 Topology Double conversion online Waveform type Sine wave Bypass Internal bypass (automatic and manual) Input Input frequency 40 – 70 Hz Auto sensing Input voltage range for main operations 110 – 300 Half load, 176 – 300 Full loadV Efficiency at Full Load 94.0 % Other Input Voltages 220 V, 240 V Batteries & Runtime Battery type Lead-acid battery Typical recharge time 7hour(s) Nominal Battery Voltage 192 V Expected Battery Life (years) 3 – 5 Battery Charge Power (Watts) 235 Watts Runtime View Runtime Graph Communications & Management Interface Port(s) DB-9 RS-232, USB Control panel Multifunction LCD status and control console Audible Alarm Alarm when on battery : distinctive low battery alarm : overload continuous tone alarm Emergency Power Off (EPO) Yes Available SmartSlot™ Interface Quantity 1 Surge Protection and Filtering Surge energy rating 600Joules Physical Maximum Height 173MM, 17.3CM Maximum Width 438MM, 43.8CM Maximum Depth 710MM, 71.0CM Net Weight 61.0KG Shipping weight 71.0KG Shipping Height 1232MM, 123.19CM Shipping Width 600MM, 60.0CM Shipping Depth 836MM, 83.6CM Color Black Environmental Operating Temperature 0 – 40 °C Operating Relative Humidity 0 – 95 % Operating Elevation 0 – 3000meters Storage Temperature -15 – 60 °C Storage Relative Humidity 0 – 95 (Non-condensing) % Storage Elevation 0 – 15000meters Audible noise at 1 meter from surface of unit 55.0dBA Online thermal dissipation 1172.0BTU/hr Protection Class IP20 Conformance Approvals CE, EAC, EN/IEC 62040-1, EN/IEC 62040-2, TISI Standard warranty 2 years repair or replace Sustainable Offer Status RoHS Compliant Warranty : 1 year https://www.apc.com/shop/dk/en/products/APC-Easy-UPS-On-Line-SRV-6000VA-RM-230V-with-Rail-Kit/P-SRV6KRIRK
UPS HAWK 2000VA 2kva 1 year warranty
APC UPS Accessories VGL9901I Easy UPS Dry Contact Card/Relay I/O card, 1 – 10KVA (SRV models)
Professional II Series (1P/1P) PROLiNK Professional II Series (1P/1P) is a single-phase UPS system using microprocessor controlled true online double conversion technology and it can be used to provide protection for critical loads especially on IT applications. High input power factor correction in the system improves efficiency and reduces overall losses.
APC UPS Accessories SMX48RMBP2U APC Smart-UPS X-Series 48V External Battery Pack Rack/Tower for SMX1000, SMX1500, SMX750
The APC UPS 600W 1000VA Line Interactive BV1000I-GR provides reliable backup power for home and office devices. First, it delivers line-interactive output to protect equipment from voltage fluctuations. In addition, it safeguards connected devices against surges, spikes, and short outages. Moreover, the compact design allows easy placement on desks or near electronics. Finally, the UPS includes LED indicators to monitor battery and load status. The BV1000I-GR ensures uninterrupted operation and protects important electronics during power interruptions. Specifications: 600W / 1000VA line-interactive output protects devices Safeguards against power surges, spikes, and outages Compact design for easy placement on desks or near electronics LED indicators monitor battery and load status Ensures uninterrupted operation during short power interruptions
Prolink PRO3000SFCU 3000VA is a line-interactive UPS designed to provide stable backup power for PCs, servers, networking devices, and sensitive electronics. It ensures continuous operation during power cuts and voltage fluctuations. In addition, Prolink PRO3000SFCU 3000VA supports a wide input voltage range of 140–300VAC. Therefore, it stabilizes unstable electricity using automatic voltage regulation (AVR). Moreover, it delivers a fast transfer time of around 2ms for seamless switching between mains and battery mode. Furthermore, Prolink PRO3000SFCU 3000VA includes four 12V/10Ah batteries for extended backup support. As a result, it provides reliable runtime for critical systems depending on load. It also supports simulated sine wave output for compatible devices. In addition, Prolink PRO3000SFCU 3000VA features intelligent microprocessor control. Therefore, it improves efficiency, protection, and battery management. Moreover, it includes indicators and alarms for battery, overload, and fault conditions. Overall, Prolink PRO3000SFCU 3000VA delivers strong backup performance, stable voltage regulation, and reliable protection for home and office power needs. Specifications: 3000VA capacity for PCs and office equipment Line-interactive UPS with AVR voltage regulation Wide input range 140–300VAC for unstable power Fast ~2ms transfer time for uninterrupted switching Four 12V/10Ah batteries for extended backup support