KeepKnow 48V(51.2V)100Ah Server Rack LiFePO4 Battery with CAN/RS485 Communication

$999.99
$1,099.99
9% OFF
  • Compact Design: The compact rack-size design (18.9 × 17.4 × 5.2 in) makes it ideal for space-limited setups, while the durable metal housing ensures long-lasting protection.
  • Lightweight and Space-Saving: Weighing only 48.3 kg (106.5 lb), this battery is 80% lighter than eight 12V lead-acid batteries and 70% smaller, while delivering the same energy with lower maintenance.
  • High-Capacity & Powerful Performance: The high-capacity design supports up to 15 batteries in parallel, delivering a total capacity of up to 76.8kWh. With powerful performance, it offers a maximum continuous charge/discharge current of 100A and a peak current of 130A (2s).
  • Smart BMS Protection: Built-in 100A BMS provides protection against overcharge, over-discharge, overheating, and short circuits, with automatic cut-off below 41.6V and safeguards in low-temperature conditions.
  • Smart Fire Prevention: Equipped with an intelligent built-in fire suppression system, the battery automatically activates in case of overheating, short circuits, or other abnormal conditions, effectively stopping fires and ensuring stable operation of equipment and base stations.
  • 3 charging methods: LiFePO4 charger (58.4V 50A, about 2 hours), solar panel (≥1500W, 1 sunny day), and generator (58.4V 50A AC-DC charger, about 2 hours).
  • Long Lifespan: Deliver 4,000+ cycles at 100% DOD and 6,000+ cycles at 80% DOD. and 12 years of reliable use, 10× longer than lead-acid batteries.
  • Real-Time Performance Tracking: Monitor your battery in real time with the built-in LCD screen, or gain deeper performance and health insights through Bluetooth and WiFi wireless monitoring via a smartphone app.
  • Multi-brand Inverter Communication: Supports multi-brand inverter communication, compatible with Victron, Pylontech, Luxpower, Sol-Ark, DEYE, Growatt, GoodWe, and more, featuring CAN and RS485 ports and including a communication cable for easy integration.
  • Plug and Play: Built-in quick-connect terminals, and anti-reverse plugs for tool-free press-to-lock setup. Thick #4AWG cables can handle high currents, reducing the risk of overload, melting, or fire caused by thin wires.
  • Multiple Installation Options: Plug-in installation in 3U standard server racks or flexible deployment using our included stacking brackets for easy setup.
  • Wide Range of Applications: Widely used in 3U Server RackMount, off-grid, home storage, solar system,and Rv. it is a great replacement for lead-acid battery.
  • Trusted Safety Certifications: Fully compliant with FCC, CE, RoHS, and UN38.3.
  • All-Weather Performance: Operates reliably from -4°F to 140°F for various applications.
  • Maintenance-Free & Eco-Friendly: KeepKnow provides effortless and eco-conscious energy storage.
  • Unexceptional Service: Fast delivery; 24-hour online service; Lifetime technical support; 5-year warranty.
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Subtotal: $999.99

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KeepKnow  48V(51.2V)100Ah Server Rack LiFePO4 Battery with CAN/RS485 Communication

KeepKnow 48V(51.2V)100Ah Server Rack LiFePO4 Battery with CAN/RS485 Communication

$1,099.99 $999.99

KeepKnow 48V(51.2V)100Ah Server Rack LiFePO4 Battery with CAN/RS485 Communication

$1,099.99 $999.99

Smart Power Storage for a Reliable Home

With up to 76.8kWh energy and 76.8kW max load power, KeepKnow supports parallel connection of up to 15 units, ensuring scalable, safe, and efficient power for your home.

KeepKnow  48V(51.2V)100Ah Server Rack LiFePO4 Battery with CAN/RS485 Communication

Smart and Intuitive Battery Front Panel Design

Featuring a user-friendly front panel, the 51.2V 100Ah LiFePO4 battery module provides clear indicators, reset and protection functions, and versatile connection ports. With real-time status display and seamless inverter/PC integration, it ensures safe, reliable, and efficient energy management.

KeepKnow  48V(51.2V)100Ah Server Rack LiFePO4 Battery with CAN/RS485 Communication

All-in-One Installation Kit for Safe and Easy Setup

Everything you need for a safe, reliable, and hassle-free installation is included in this complete kit. From heavy-duty power and signal cables to quick-connect terminals, grounding cables, and secure mounting hardware, every component is designed for effortless setup and lasting performance.

KeepKnow  48V(51.2V)100Ah Server Rack LiFePO4 Battery with CAN/RS485 Communication

Freedom Powered by Endurance and Safety

Durable Grade A cells and advanced BMS protection deliver up to 6,000 cycles of reliable, safe power. Expandable modular design ensures seamless solar storage and complete energy independence.

KeepKnow  48V(51.2V)100Ah Server Rack LiFePO4 Battery with CAN/RS485 Communication

Smart Multi-Brand Inverter Hub for CAN & RS485 Integration

Fully compatible with Victron, Pylontech, Luxpower, Sol-Ark, DEYE, Growatt, GoodWe, and more. Featuring CAN and RS485 ports and including a communication cable, it ensures seamless monitoring and energy management across different inverter brands.

KeepKnow  48V(51.2V)100Ah Server Rack LiFePO4 Battery with CAN/RS485 Communication

Fast, Safe, and Expandable Battery Setup for Easy Integration

Tool-free quick connectors and dual-port terminals make installation fast and flexible, unlike traditional systems with complex wiring. Thick #4 AWG cables deliver low-resistance power, and secure anti-loosening plugs ensure stable, reliable connections, outperforming thin, easily loosened wires.

KeepKnow  48V(51.2V)100Ah Server Rack LiFePO4 Battery with CAN/RS485 Communication

Real-Time Battery Status with Smart Wireless Access

Monitor your battery performance in real time with the built-in 3.5-inch LCD display, or access detailed health and usage insights via Bluetooth and Wi-Fi on your smartphone for complete wireless monitoring.

KeepKnow  48V(51.2V)100Ah Server Rack LiFePO4 Battery with CAN/RS485 Communication

Reliable Battery Safety with 100A Built-In BMS

Equipped with a 100A BMS, this battery safeguards against overcharge, over-discharge, overcurrent, overheating, and short circuits.

KeepKnow  48V(51.2V)100Ah Server Rack LiFePO4 Battery with CAN/RS485 Communication

Intelligent Low-Temperature Protection for Extreme Conditions

Intelligently designed to stop charging at 0℃ (32°F) and discharging at -20℃ (-4°F), this battery safeguards itself in extreme temperatures, ensuring safe and reliable operation.

KeepKnow  48V(51.2V)100Ah Server Rack LiFePO4 Battery with CAN/RS485 Communication

Easy and Reliable Installation for 3U Server Racks

Choose between two sturdy and easy installation options: use a customized stacking component for direct integration, or plug directly into a 3U standard server rack cabinet for a secure and reliable setup.

KeepKnow  48V(51.2V)100Ah Server Rack LiFePO4 Battery with CAN/RS485 Communication

Three Ways to Charge with Fast 1C Capability

Charge your battery in three convenient ways with fast 1C capability: use a LiFePO4 charger (58.4V 50A) to fully charge in 2 hours, harness solar power with panels ≥1500W for a full charge in one sunny day, or utilize a generator with a 58.4V 50A AC-DC charger for a 2-hour full charge.

KeepKnow  48V(51.2V)100Ah Server Rack LiFePO4 Battery with CAN/RS485 Communication

Reliable Energy Solutions for Home and Solar Systems

Perfectly suited for home energy storage, this battery provides reliable power for home backup, off-grid living, and solar system integration. Ensure uninterrupted electricity during outages, harness solar energy efficiently, and enjoy flexible, independent energy management for your household.

KeepKnow  48V(51.2V)100Ah Server Rack LiFePO4 Battery with CAN/RS485 Communication

Intelligent Fire Suppression System

Automatically detects and extinguishes fires with non-toxic gas and non-pressurized storage for rapid, reliable response — keeping your space safe without damage or residue.

KeepKnow  48V(51.2V)100Ah Server Rack LiFePO4 Battery with CAN/RS485 Communication

Discover the KeepKnow difference

KeepKnow delivers safer, smarter, and more efficient energy storage. Featuring RS485/CAN/RS232 communication, Bluetooth + Wi-Fi app control, LCD display, stackable 3U rack design, DC breaker, and intelligent fire suppression for ultimate reliability.

KeepKnow  48V(51.2V)100Ah Server Rack LiFePO4 Battery with CAN/RS485 Communication
Nominal Voltage 51.2 V
Nominal Capactiy 100 Ah
Nominal Energy 5.12 kWh
Dimension (L * W * H) 442*480*133 mm (3U)
17.40×18.89×5.23 inch
Approx. Weight 48.3 kg
106.5 lbs
Life Cycles ≥6000 Cycles (80%DOD), at 25°C
Charge & Discharge
Charge Voltage 58.4 V
Discharge Cut-off Voltage 40 V
Standard Current Charge 20 A
Discharge 50 A
Max. Continuous Current Charge 100 A
Discharge 100 A
General
Temperature Charge 0 ~ 55°C(32 ~ 131°F)
Discharge -20 ~ 60°C(-4 ~ 140°F)
Storage Temperature 10 ~ 35°C(50 ~ 95°F)
Module Parallel 15PCS
Communication Mod RS232 / RS485 / CAN / Bluetooth

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