EU Stock & Tax Free & Free Shipping Seplos 3.0 DIY 48V LiFePO4 Battery Pack Kit Vertical Model with Built-in BMS with Active Balancer

$577.50 USD

~~$629.00 USD~~ $577.50 USD

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Style (With batteries please contact us) Only Kit With 16pcs A+EVE 280Ah(15kwh) With 16pcs A+EVE 304Ah(16kwh) With 16pcs A+EVE 314Ah(17kwh)

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Shipping From Poland

SEPLOS MASON 280L(3.0Y) 51.2V 280Ah Energy Storage Battery Pack

—— High-Precision Management, Ultra-Reliable Energy Storage Solution ——

Technical Specifications

Parameter Items	Specific Parameters
Rated Energy	14.336kWh
Configuration	1P16S (16×3.2V 280Ah cells)
Nominal Voltage	51.2V
Operating Voltage	42V–58.4V
Charge/Discharge Current	Standard: 100A; Max: 200A (@25±2℃)
Working Temperature	Charge: 0–40℃; Discharge: -20–60℃
Storage Conditions	-10℃–35℃ (≤1 month); 25±2℃ (≤3 months), 65%±20%RH
Dimensions (L×W×H)	817×412×267mm
Weight	83kg±3kg
Communication	CAN, RS485
IP Grade	IP20 (indoor use)
Parallel Support	Up to 16 packs

SEPLOS MASON 280L(3.0Y) Energy Storage Battery Core Features at a Glance

Long Lifespan Core

LiFePO4 Cells
▶ ≥6,000 cycles (80%DOD)
▶ 10-year calendar life, 30% improved safety
Energy Architecture
▶ 16S1P configuration, 51.2V/280Ah, 14.336kWh energy storage

Intelligent Balancing System

16-Channel Independent Monitoring
✔ Single-cell voltage accuracy ±20mV
✔ Real-time voltage difference curves (APP)
Active Balancing Technology
▶ Triggered at 50mV, 2A current for energy transfer
▶ 30% higher balancing efficiency, cell consistency ≥99%

Nine-Layer Safety Protection

Flexible Expansion & Management

Parallel Capability
▶ Supports 16 packs in parallel, scalable to 229kWh
▶ CAN/RS485 communication, Modbus protocol compatible
Smart Management
✔ Real-time monitoring via mobile APP (SOC, voltage, cycle count)
✔ ≥500 historical fault records, remote firmware updates

Industrial-Grade Design

Physical Specifications
▶ Dimensions: 817×412×267mm (vertical)
▶ Weight: 113kg±3kg, 50% space-saving installation
Environmental Adaptability
▶ IP20 dust-proof, -20℃ cold discharge capability
▶ Ventilated design with 50cm heat dissipation space

Advantage Comparison Table

Dimension	SEPLOS MASON 280L	Traditional Energy Storage Batteries
Cycle Life	≥6,000 cycles (80%DOD)	3,000-5,000 cycles
Balancing Tech	2A active balancing, 50mV trigger	Passive balancing (resistive discharge)
Parallel Capacity	16 packs	≤8 packs
Operating Temp	-20℃~60℃	0℃~50℃
Communication	CAN/RS485 (Modbus)	Single protocol
Protection Grade	IP20	Mostly below IP10

"LiFePO4 long lifespan + intelligent active balancing + 16-pack flexible parallel"
Provides high-safety, easy-to-expand energy storage solutions for residential, commercial, and off-grid scenarios.