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The BLUETTI B500K1 Expansion Battery (B500K) is a heavy-duty energy storage module designed for large-scale home backup and off-grid solar systems. Boasting a massive 5,120Wh capacity, it is the highest-density expansion module in the BLUETTI lineup, offering nearly double the storage of the standard B300 series in a single unit. Equipped with premium LiFePO4 cells, the B500K1 is built for longevity with a lifespan of over 4,000 cycles. Its advanced "Next-Gen Design Architecture 2.0" features a wireless internal layout that minimizes cabling, improving both reliability and thermal efficiency. This model is specifically designed for semi-permanent or mobile setups, featuring mounting holes for wall/rack installation and compatibility with BLUETTI’s heavy-duty trolleys. Key Features Massive 5.12kWh Capacity: A single unit provides enough energy to run critical home appliances (like a large refrigerator or well pump) for extended periods during an outage. High Scalability: Designed for ambitious setups. When paired with the Apex 300 or AC500 systems, you can chain multiple units together to reach a staggering 100kWh of total storage. Next-Gen Internal Architecture: The cable-free internal layout reduces failure points and makes the unit more compact and resilient to the vibrations of van life or travel. Superior Cold Resistance: Engineered to perform in harsh conditions, maintaining a stable discharge even in temperatures as low as -20°C. Universal Ecosystem Compatibility: Works seamlessly with the Apex 300, AC300, AC200L, and AC200MAX. It can also connect to the AC500 using a separate adapter cable. Direct DC Charging Hub: When used with the optional Hub D1 accessory, the B500K1 can serve as a high-capacity 700W DC power hub for RVs or off-grid cabins. Technical Specifications Specification Details Battery Capacity 5,120Wh (5.12kWh) Battery Type LiFePO4 (Lithium Iron Phosphate) Life Cycles 4,000+ Cycles to 80% Capacity Max Charging Current 65A Max Discharge Current 70A Expansion Ports 2 × 58.4VDC (90A Max) Operating Temp (Discharge) -20°C to 40°C Operating Temp (Charge) 0°C to 40°C Weight 45 kg Dimensions (L×W×H) 520 × 327 × 308.5 mm What’s in the Box? BLUETTI B500K1 Expansion Battery Battery Expansion Cable (P090A) User Manual & Warranty Card

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The Anker SOLIX BP3000 Expansion Battery (3072Wh) is a high-capacity, heavy-duty add-on battery module designed specifically to expand the runtime of your off-grid energy storage setup. Purpose-built as an exclusive companion unit for the Anker SOLIX F3000 Portable Power Station, this modular expansion battery cleanly doubles your available field capacity to provide ultimate peace of mind during home blackouts, campervan travels, or long days at professional off-grid worksites. Key Features Instant Energy Doubling: Seamlessly links with the Anker SOLIX F3000 power station via a single plug-and-play heavy-duty connection cable, instantly scaling total energy storage from 3072Wh up to a massive 6144Wh. InfiniPower™ 10-Year Longevity: Engineered with Anker’s proprietary InfiniPower industrial design framework. Built with a highly impact-resistant structural core, electronic temperature tracking, and premium internal components to withstand daily road transport and last over a decade. 4,000+ Premium EV-Grade Battery Cycles: Powered by elite Lithium Iron Phosphate (LiFePO4) chemistry, retaining up to 80% of its original factory capacity even after more than 4,000 full discharge and charge cycles. Smart App Remote Tracking: Connects through the central power station to pair with the intuitive companion smartphone app, allowing you to remotely track input/output data, view exact cell capacity percentages, and manage battery preservation states over Bluetooth or Wi-Fi. Eco-Friendly & Silent Operation: Functions completely free of toxic emissions and zero noise, serving as a reliable alternative to polluting petrol or diesel backup generators for indoor environments. Integrated Capacity Status Lights: Features quick-access front-facing hardware LEDs to display charging statuses and real-time visual capacity brackets at a glance. Technical Specifications Specification Details Nominal Energy Capacity 3072Wh (51.2V, 60,000mAh) Battery Cell Chemistry Lithium Iron Phosphate (LiFePO4) Lifecycle Metric 4,000+ Cycles to 80% Capacity Retention Input Port Charging Capacity 60A Max (Through host SOLIX F3000 Station) Output Port Discharging Capacity 123A Max (Through host SOLIX F3000 Station) System Internal Voltage 40V to 57.6V DC Operational Charging Temperature 0°C to 40°C (32°F to 104°F) Operational Discharging Temperature -20°C to 40°C (-4°F to 104°F) Module Dimensions (L×W×H) 584 × 204 × 260 mm Product Net Weight 25 kg (55.1 lbs) Warranty & Protection Comprehensive Manufacturer Warranty: Backed by a full 5-year comprehensive device warranty from Anker covering the structural outer casing, electronic communication interfaces, and battery cell degradation. What’s in the Box? Anker SOLIX BP3000 Expansion Battery Heavy-Duty Dedicated Battery-to-Host Connecting Cable User Setup Manual & Safety Instruction Booklet Official Warranty Card

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The BLUETTI B300K2 Expansion Battery is an updated variant of the B300K module, specifically optimized for space efficiency and tidier cable management. While it shares the same high-density 2,764.8Wh capacity and automotive-grade LiFePO4 chemistry as the standard B300K, the "K2" version is distinguished by its 90-degree connection plug and specialized compatibility with the Apex300 (AC300A) series. This 90-degree design allows the expansion cable to sit flush against the unit, significantly reducing the clearance needed behind the battery stack. This makes it the ideal choice for installation in tight spaces like shallow cabinets, RV storage compartments, or narrow hallways where protruding cables would be a hazard or obstruction. Key Features Space-Optimized 90° Connection: The right-angle connector minimizes cable protrusion, allowing the battery stack to be pushed closer to walls or enclosures for a cleaner, safer installation. Massive 2.7kWh Capacity: Adds 2,764.8Wh of reliable storage to your system. When paired with the Apex300/AC300 series, it can scale to meet whole-home backup needs. Apex300 Optimized: Specifically designed to work seamlessly with the Bluetti Apex300 using the included CA90 90-degree cable, ensuring a high-current, stable connection. Automotive-Grade LiFePO4: Features square battery cells rated for over 4,000 charge cycles, providing more than a decade of daily use while maintaining 80% of its original capacity. Intelligent AI-BMS: Equipped with a smart Battery Management System that proactively monitors voltage, current, and temperature to ensure peak safety and efficiency. Standalone USB Port: Includes a built-in 12W USB-A port, enabling you to charge smartphones or tablets directly from the battery module without needing a main power station. Technical Specifications Specification Details Battery Capacity 2,764.8Wh (51.2V, 54Ah) Battery Type LiFePO4 (Lithium Iron Phosphate) Life Cycles 4,000+ Cycles to 80% Capacity Main Compatibility Apex300 (AC300A), AC500, AC300, AC200L Connector Type 90-Degree Right Angle Plug USB-A Output 1 × 12W (5V/2.4A) Weight 29.5 kg (65 lbs) Dimensions 525 × 327 × 209 mm Housing Material Robust Aluminum Alloy What’s in the Box? BLUETTI B300K2 Expansion Battery 90-Degree Battery Expansion Cable (CA90) User Manual & Warranty Card

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The ECO-WORTHY 48V (51.2V) 100Ah Server Rack Battery (Cubix 100) is a professional-grade energy storage module designed for home solar systems, server rooms, and off-grid power hubs. Part of the "Cubix" series, this 5.12kWh lithium battery is built in a standard server rack format, allowing for clean, stackable installation and easy scalability. This advanced model features integrated Bluetooth and Wi-Fi connectivity, allowing you to monitor the battery bank’s performance remotely. With a focus on longevity, it uses high-grade LiFePO4 cells to provide a decade or more of reliable service. Key Features Smart Remote Monitoring: Built-in Bluetooth and Wi-Fi allow you to track state-of-charge (SOC), health, and real-time performance via the smartphone app from anywhere. Standard Server Rack Design: The compact 19-inch rack-mount form factor is perfect for tidy installations in cabinets, saving floor space and simplifying cable management. Massive Scalability: Easily expand your storage by connecting multiple units in parallel (up to 15 units), allowing you to grow from 5kWh to over 75kWh as your energy needs increase. High-Performance BMS: The intelligent Battery Management System ensures safe operation by protecting against overcharging, deep discharge, short circuits, and thermal issues. Grade A LiFePO4 Chemistry: Rated for over 6,000 deep cycles, offering one of the best price-to-performance ratios in the home energy storage market. Seamless Inverter Compatibility: Designed to communicate and work perfectly with most major 48V/51.2V hybrid and off-grid inverters. Technical Specifications Specification Details Nominal Capacity 100Ah (5.12kWh) Nominal Voltage 51.2V Battery Type LiFePO4 (Lithium Iron Phosphate) Cycle Life 6,000+ Cycles (at 80% DOD) Max. Charge Current 50A - 100A Max. Discharge Current 100A Communication Ports Bluetooth, Wi-Fi, CAN, RS485 Standard Format 19-inch Server Rack (3U/4U Height) Weight Approx. 43.5 kg (96 lbs) Dimensions 442 × 410 × 133 mm   BATTERY MANUAL APP - USER GUIDE Warranty & Protection Eco-Worthy Warranty: Includes a 10-year Eco-Worthy warranty covering technical defects and performance. What’s in the Box? ECO-WORTHY Cubix 100 51.2V 100Ah Server Rack Battery Parallel Communication Cables Battery Terminal Power Cables User Manual & Warranty Documentation

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The ECO-WORTHY 48V 100Ah Wall-Mounted 5.12kWh Lithium Battery (LiFePO4) is a sleek, high-density residential energy storage solution. Designed for space-saving wall mounting, this low-voltage battery module is built to pair seamlessly with off-grid and hybrid 48V solar inverters (such as Growatt, Victron, Deye, and Solis) for whole-home backup power or solar self-consumption. Key Features High Energy Density in Space-Saving Layout: Delivers a substantial 5.12kWh capacity in a compact, slimline wall-mountable casing, keeping floor space clear in utility rooms or garages. Smart Bluetooth & Wi-Fi Tracking: Includes dual Bluetooth and Wi-Fi connectivity built-in, enabling real-time monitoring of individual cell voltages, temperature, and State of Charge (SOC) via a mobile app. Certified International Standards: Certified to IEC 62619 safety standards and listed on the Clean Energy Council (CEC) database, ensuring high safety parameters for residential installations. Grade-A LiFePO4 Cells: Utilizes premium Lithium Iron Phosphate (LiFePO4) chemistry to deliver 6,000+ deep discharge cycles down to 80% Depth of Discharge (DoD) for over 15 years of daily use. High-Current Smart BMS: Equipped with a 100A continuous Intelligent Battery Management System (BMS) with multi-protocol CAN / RS485 / RS232 communication to auto-match with major inverter brands. Parallel Scalability: Supports parallel connection of up to 15–16 battery units, allowing overall system storage to expand up to 76.8kWh–81.92kWh for heavy-duty power demands. Technical Specifications Specification Details Nominal Energy Capacity 5.12 kWh Nominal Capacity 100 Ah Nominal Voltage 51.2 VDC Operating Voltage Range 43.2 VDC – 57.6 VDC Battery Chemistry Lithium Iron Phosphate (LiFePO4) Cycle Life 6,000+ Cycles @ 80% DoD (25°C) Max Continuous Charge Current 100 A Max Continuous Discharge Current 100 A Peak Discharge Current 200 A (Short Surge) Communication Protocols CANbus / RS485 / RS232 Wireless Connectivity Bluetooth & Wi-Fi App Integration Ingress Protection Rating IP21 / Indoor Wall-Mount Dimensions (H×W×D) ~ 680 × 480 × 160 mm (approx. standard chassis) Net Weight ~ 48 kg to 52 kg Warranty & Certifications Manufacturer Warranty: Backed by a standard 10-year performance and manufacturer warranty on battery capacity retention. Safety & Compliance: IEC 62619, CEC Listed, UN38.3, MSDS, and CE certified. What’s in the Box? ECO-WORTHY 48V 100Ah Wall-Mounted 5.12kWh Battery Module Wall-Mounting Bracket & Heavy-Duty Wall Anchors DC Battery Connecting Cables (Positive & Negative Terminals) RJ45 / RS485 Communication Cable Quick Setup Guide & Product Manual

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The ECO-WORTHY 12V 100Ah Lithium LiFePO4 Battery (Bluetooth Version) is a high-performance, lightweight upgrade for traditional lead-acid batteries. Specifically designed for RVs, marine use, and off-grid solar storage, it offers twice the usable energy of a lead-acid battery at less than half the weight. This upgraded version features integrated Bluetooth connectivity, allowing you to monitor the battery's real-time health and status directly from your smartphone. With over 3,000 deep cycles, this battery is built to provide reliable power for over 10 years.   NOW INCLUDING A FREE BATTERY BRACKET Key Features Real-Time Bluetooth Monitoring: Connect to the ECO-WORTHY app to check battery capacity, voltage, current, and temperature, ensuring you never run out of power unexpectedly. Massive Weight Savings: Weighing only 10.4 kg, it is significantly easier to transport and install than a heavy 100Ah lead-acid battery. Superior Cycle Life: Rated for over 3,000 cycles at 80% depth of discharge, offering a service life up to 10 times longer than standard AGM or flooded batteries. Advanced BMS Protection: The built-in Battery Management System (BMS) protects against over-charging, over-discharging, over-current, short circuits, and high-temperature issues. 100% Usable Capacity: Unlike lead-acid batteries, which should only be discharged to 50%, this LiFePO4 battery can be fully discharged without damage, providing more usable power. Expandable System: Supports both series and parallel connections, allowing you to build 24V or 48V systems or increase your total capacity to 400Ah. Technical Specifications Specification Details Nominal Capacity 100Ah (1280Wh) Nominal Voltage 12.8V Battery Type LiFePO4 (Lithium Iron Phosphate) Life Cycles 3,000+ Cycles (at 80% DOD) Max. Continuous Charge Current 100A Max. Continuous Discharge Current 100A Operating Temperature (Discharge) -20°C to 55°C Weight 10.43 kg (22.99 lbs) Dimensions (L×W×H) 329 × 172 × 214 mm   DATA SHEET BLUETOOTH APP - INSTRUCTIONS Warranty & Protection Eco-Worthy Warranty: Includes a 3-year Eco-Worthy warranty covering any technical defects or performance issues. Exclusive Guarantee: Benefit from an additional 3-year guarantee provided by GetGreenEnergy, giving you a total of 6 years of protected peace of mind for your investment. What’s in the Box? ECO-WORTHY 12V 100Ah LiFePO4 Battery (Bluetooth) M8 Terminal Bolts Insulating Covers User Manual & Warranty Documentation

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The Anker SOLIX BP2000 Expansion Battery is designed to seamlessly double the power capacity of your Anker SOLIX C2000 series portable power station. With a robust 2,048Wh capacity, this plug-and-play battery allows you to extend the runtime of your essential appliances during home blackouts, RV trips, or off-grid adventures. Built with Anker’s proprietary InfiniPower™ technology, the BP2000 features automotive-grade LiFePO4 (Lithium Iron Phosphate) cells that offer an industry-leading lifespan of over 10 years. Even with daily use, the battery is rated for over 4,000 charging cycles before reaching 80% of its original capacity. Its compact, drop-proof unibody design and advanced temperature monitoring ensure safety and durability in any environment. Key Features Double Your Capacity: Combine with the Anker SOLIX C2000 Gen 2 to reach a massive 4,096Wh total capacity, providing extended backup for high-demand devices like refrigerators and medical equipment. LiFePO4 Long-Life Cells: Engineered for longevity, the high-grade LFP batteries provide safe and reliable power for 3,000+ cycles, ensuring years of dependable service. Plug-and-Play Setup: Easily connect the expansion battery to your main unit using the included high-current cable—no complex wiring or technical tools required. InfiniPower™ Durability: Features a reinforced internal structure, impact-resistant materials, and a smart temperature control system that monitors the unit up to 100 times per second. Intelligent Power Management: When connected, the system intelligently manages charging and discharging to maximize efficiency and protect the health of both the main unit and the expansion battery. Technical Specifications Specification Details Model Anker SOLIX BP2000 Expansion Battery (Gen 2) Battery Capacity 2,048Wh Battery Type LiFePO4 (Lithium Iron Phosphate) Cycle Life 4,000+ Cycles (to 80% capacity) Compatibility Anker SOLIX C2000 Gen 2 / C2000X Series Recharging Temp 0°C to 40°C (32°F to 104°F) Discharging Temp -20°C to 40°C (-4°F to 104°F) Dimensions 395.5 × 197.5 × 229 mm (15.6 × 7.8 × 9.0 in) Net Weight 15.3 kg (33.7 lbs) What’s in the Box? Anker SOLIX BP2000 Expansion Battery (Gen 2) Expansion Battery Charging Cable (Battery-to-Host) User Manual Warranty Card (5-Year Full-Device Warranty)

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The Foxygen 12V 460Ah LiFePO4 Lithium Battery with Bluetooth & Self-Heating is an industrial-grade, maximum-capacity deep-cycle leisure battery engineered for high-demand campervans, overland vehicles, commercial work trucks, and marine vessels. Packing an impressive 5.88kWh of energy storage into a single unit with automated low-temperature heating, it provides total off-grid independence and heavy load capability in all weather conditions. Key Features Integrated Self-Heating System: Automatically engages internal heating elements when charging is detected in sub-zero conditions (below 0°C), allowing safe, uncompromised charging down to -20°C. Massive 5.88kWh Energy Storage: Delivers 460Ah of usable capacity in a single chassis, eliminating complex multi-battery wiring, balancing issues, and extra busbars. Heavy-Duty 250A Continuous BMS: Built with a high-output 250A continuous Smart BMS (with high peak surge capability) to run heavy 12V loads or 2500W–3000W inverters for air conditioning, induction cooktops, and high-draw power tools. Smart Bluetooth Monitoring: Integrated Bluetooth functionality provides real-time tracking of State of Charge (SOC), live voltage, charge/discharge amperage, individual cell status, and internal temperature via a smartphone app. Long-Life LiFePO4 Cell Tech: Delivers over 3,500+ deep discharge cycles at 80% DoD, offering a functional service life of up to 10 years of daily use. Huge Space & Weight Efficiency: Weighs approximately 38 kg—replacing roughly 400kg–500kg of equivalent lead-acid/AGM battery banks in a fraction of the physical footprint. Technical Specifications Specification Details Nominal Voltage 12.8 VDC Nominal Energy Capacity 5888 Wh (460 Ah) Battery Chemistry Lithium Iron Phosphate (LiFePO4) Cycle Life 3,500+ Cycles @ 80% DoD Max Continuous Discharge Current 250 A Peak Surge Discharge Current 350 A – 400 A (Short Duration) Recommended Charge Voltage 14.4 V – 14.6 V Charging Temperature Range -20°C to 55°C (Self-Heating Activated below 0°C) Discharging Temperature Range -20°C to 60°C Connectivity Integrated Bluetooth Smart Module Terminal Type M8 Threaded Brass Posts Dimensions (L×W×H) ~ 522 × 240 × 218 mm (Standard Large Casing) Net Weight ~ 38.0 kg Warranty & Safety Manufacturer Warranty: Covered by a standard 3-year manufacturer warranty. Comprehensive BMS Safeguards: Multi-stage protection against over-charging, over-discharging, short circuits, over-current, thermal runaway, and low-temperature charge cutoff. What’s in the Box? Foxygen 12V 460Ah LiFePO4 Battery with Heating & Bluetooth M8 Terminal Bolts & Washers Insulated Terminal Protection Covers

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The Foxygen 12V 230Ah LiFePO4 Lithium Battery with Bluetooth & Self-Heating is a high-capacity deep-cycle leisure battery engineered for high-demand campervan, motorhome, marine, and off-grid power systems. Built with internal heating pads and a heavy-duty BMS, it delivers double the capacity of standard leisure batteries while charging safely in sub-zero winter conditions. Key Features Integrated Self-Heating System: Automatically engages internal heating elements when connected to a charging source in freezing temperatures (below 0°C), allowing safe charging down to -20°C. Massive 2.94kWh Capacity: Provides 230Ah of usable energy in a single casing, replacing multiple AGM or Gel batteries without the extra weight and wiring complexity. Heavy-Duty 200A BMS Output: Equipped with a 200A continuous Smart BMS (300A peak surge) to easily support high-power inverters up to 2500W for running kettles, microwaves, and induction hobs. Smart Bluetooth Monitoring: Integrated Bluetooth functionality allows real-time tracking of State of Charge (SOC), voltage, current draw, cell health, and temperature via a mobile app. Long-Life LiFePO4 Chemistry: Delivers over 3,500+ deep discharge cycles down to 80% DoD, offering a lifespan up to 10 times longer than traditional lead-acid batteries. Substantial Weight Reduction: Weighs approximately 22 kg—saving over 50 kg compared to equivalent lead-acid/AGM battery banks of similar usable capacity. Technical Specifications Specification Details Nominal Voltage 12.8 VDC Nominal Energy Capacity 2944 Wh (230 Ah) Battery Chemistry Lithium Iron Phosphate (LiFePO4) Cycle Life 3,500+ Cycles @ 80% DoD Max Continuous Discharge Current 200 A Peak Surge Discharge Current 300 A (Short Duration) Recommended Charge Voltage 14.4 V – 14.6 V Charging Temperature Range -20°C to 55°C (Self-Heating Activated below 0°C) Discharging Temperature Range -20°C to 60°C Connectivity Integrated Bluetooth Smart Module Terminal Type M8 Threaded Brass Posts Dimensions (L×W×H) ~ 522 × 240 × 218 mm (Standard Commercial Box Size) Net Weight ~ 22.0 kg Warranty & Safety Manufacturer Warranty: Covered by a standard 3-year manufacturer warranty. Comprehensive BMS Safeguards: Protection against over-charging, over-discharging, short circuits, over-current, and sub-zero low-temperature charge cut-off. What’s in the Box? Foxygen 12V 230Ah LiFePO4 Battery with Heating & Bluetooth M8 Terminal Bolts & Washers Insulated Terminal Protection Covers

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The Foxygen 12V 105Ah LiFePO4 Lithium Battery with Bluetooth & Self-Heating is a compact, deep-cycle leisure battery engineered for campervans, motorhomes, marine craft, and off-grid setups. Built with active internal heating elements, it charges safely in sub-zero environments where standard lithium batteries fail or risk permanent cell damage. Key Features Integrated Self-Heating Technology: Features an automated heating element that warms internal cells when connected to a charger below freezing (0°C), enabling safe charging down to -20°C. Smart Bluetooth Monitoring: Built-in Bluetooth connectivity allows real-time tracking of State of Charge (SOC), cell voltage balance, temperature, and cycle count via a mobile app. Drop-In Lead-Acid Replacement: Standard DIN / EN casing dimensions make it a direct drop-in replacement for traditional 85Ah–110Ah AGM or Gel leisure batteries. High-Continuous BMS Output: Equipped with a 100A continuous Intelligent BMS (200A peak surge) to run moderate AC loads via inverters up to 1200W. Grade-A LiFePO4 Cell Longevity: Delivers over 3,500+ deep discharge cycles down to 80% DoD—providing up to 10 years of reliable daily power. Extremely Lightweight: Weighs approximately 10.5 kg—saving over 60% of weight compared to equivalent lead-acid/AGM batteries. Technical Specifications Specification Details Nominal Voltage 12.8 VDC Nominal Energy Capacity 1344 Wh (105 Ah) Battery Chemistry Lithium Iron Phosphate (LiFePO4) Cycle Life 3,500+ Cycles @ 80% DoD Max Continuous Discharge Current 100 A Peak Surge Discharge Current 200 A (Short Surge) Recommended Charge Voltage 14.4 V – 14.6 V Charging Temperature Range -20°C to 55°C (Self-Heating Activated below 0°C) Discharging Temperature Range -20°C to 60°C Connectivity Integrated Bluetooth Smart Module Terminal Type M8 Threaded Brass Posts Dimensions (L×W×H) ~ 353 × 175 × 190 mm (Standard H8/LN5 Case Size) Net Weight ~ 10.5 kg Warranty & Safety Manufacturer Warranty: Covered by a standard 3-year manufacturer warranty. BMS Thermal & Circuit Protection: Comprehensive protection against over-charge, over-discharge, short circuit, over-current, and sub-zero low-temperature charge cut-off. What’s in the Box? Foxygen 12V 105Ah LiFePO4 Battery with Heating & Bluetooth M8 Terminal Bolts & Washers Terminal Protection Covers

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The BLUETTI B500K2 Expansion Battery is the space-optimized version of the high-capacity B500K module. Designed for users with limited installation depth, the "K2" model features a specialized 90-degree stackable connection cable. This allows the unit to be placed flush against walls or inside narrow cabinets without the expansion cables protruding from the side, making it the perfect choice for tidy home backup systems and space-conscious RV or van conversions. With a massive 5,120Wh capacity, the B500K2 uses ultra-reliable LiFePO4 cells and the latest wireless internal architecture. This modular powerhouse can be combined with others to reach up to 100kWh of storage, providing a scalable solution that grows with your energy needs.   Key Features Low-Profile 90° Connection: The right-angle connector and side-mounting orientation minimize the footprint, allowing you to stack batteries in tight spaces where standard cables wouldn't fit. Massive 5.12kWh Capacity: A single module provides enough power to support critical home circuits or high-wattage appliances for extended durations during an outage. Extreme Scalability: Part of the modular ecosystem, this unit can be daisy-chained with other B500 series batteries to create massive energy reservoirs for full off-grid independence. Rugged Wireless Architecture: The internal components are connected without messy wiring, which reduces heat, improves safety, and makes the unit more durable against the vibrations of mobile life. Cold-Weather Performance: Engineered to handle the elements, this battery can reliably discharge in temperatures as low as -20°C, ensuring your power stays on even in harsh winter conditions. Smart AI-BMS Management: The intelligent Battery Management System constantly monitors individual cell health, balancing voltage and current to ensure a 10+ year lifespan. Technical Specifications Specification Details Battery Capacity 5,120Wh (5.12kWh) Battery Type LiFePO4 (Lithium Iron Phosphate) Life Cycles 4,000+ Cycles to 80% Capacity Max Charging Current 65A Max Discharge Current 70A Connection Type 90-Degree Stackable Plug Compatibility Apex 300, AC300, AC200L, AC200MAX (AC500 via adapter) Operating Temp (Discharge) -20°C to 40°C Weight 45 kg (99.2 lbs) Dimensions (L×W×H) 520 × 327 × 308.5 mm What’s in the Box? BLUETTI B500K2 Expansion Battery 90-Degree Battery Expansion Cable User Manual & Warranty Card

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The BLUETTI B300K Expansion Battery is a high-density, modular power solution designed to significantly increase the storage capacity of existing BLUETTI power systems. Positioned as a more streamlined and cost-effective alternative to the original B300, the B300K focuses on "pure battery" performance, offering a more compact footprint and a lighter weight while maintaining long-term durability. With a 2,764.8Wh capacity, it utilizes automotive-grade LiFePO4 cells that deliver an industry-leading lifespan of over 4,000 cycles. It is specifically designed to stack seamlessly with BLUETTI’s flagship models, allowing for massive energy configurations—up to 16,588Wh when paired with the AC500. Key Features Modular Storage Expansion: Easily scales your energy setup. Connect up to 4 units to an AC300 or up to 6 units to an AC500 to build a massive home backup or off-grid system. Next-Gen Battery Chemistry: Features square LiFePO4 cells and AI-BMS (Battery Management System) technology, ensuring the unit remains safe and efficient for over 10 years of daily use. Space-Saving Design: Approximately 7kg lighter and more compact than the previous B300 model, making it easier to handle and stack in tight spaces like RVs or utility closets. Rapid Dual Charging: When integrated into an AC300 or AC500 system, the B300K can reach an 80% charge in as little as 45 minutes. Standalone Emergency Port: Includes a built-in 12W USB-A port, allowing you to charge smartphones or tablets directly from the battery without needing a power station in an emergency. Rugged Construction: Encased in a durable aluminum alloy shell with an efficient cooling fan to ensure reliability in demanding environments. Technical Specifications Specification Details Battery Capacity 2,764.8Wh (54Ah) Battery Type LiFePO4 (Lithium Iron Phosphate) Life Cycles 4,000+ Cycles to 80% Capacity Compatibility AC500, AC300, AC200L, AC200MAX, APEX 300 USB-A Output 1 × 12W (5V/2.4A) Max Charging Rate Dependent on connected Power Station Dimensions 525 × 327 × 209 mm Net Weight 29.5 kg (65 lbs) What’s in the Box? BLUETTI B300K Expansion Battery Battery Expansion Cable (P090D) User Manual & Warranty Card

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