Pylontech Fidus FB-L-5.12 Energy Storage System

The Pylontech Fidus FB-L-5.12 is an advanced 5.12kWh Lithium Iron Phosphate (LiFePO₄) battery module designed for premium residential, agricultural, and commercial solar energy storage systems. Built to withstand extreme climate conditions and harsh coastal environments, it provides continuous 1C charge/discharge capability and maximum usable power with a 97% Depth of Discharge.

Key System Features

01. Extreme Wide-Temperature Performance

Operating Range: Full rated performance in extreme temperatures from -20°C to 55°C.
Cell-Level Thermal Management: Integrated internal heating element for automatic cold-weather protection.
Climate Adaptability: Reliable operation in high-humidity, freezing, or desert heat environments.

02. High Discharge Efficiency & Power

Continuous Rating: 1C continuous charge and discharge rate (100A output).
Overload Surge Capacity: 2C peak discharge (up to 200A for 15 seconds) for heavy inductive equipment start-up.
Maximized Capacity: 97% Depth of Discharge (DoD) for maximum usable stored kWh per cycle.

03. Heavy-Duty IP65 & Anti-Corrosion Enclosure

Weatherproof Rating: IP65 dust-proof and water-resistant enclosure suitable for indoor and outdoor installations.
C5-M Anti-Corrosion Standard: Industrial-grade anti-corrosion protection against coastal salt air and industrial atmospheres.

04. Flexible Modular Scalability

Modular Unit: 5.12 kWh nominal capacity per battery pack.
High Expandability: Parallel scale up to 576 kWh total capacity.
Group Configuration: Up to 20 modules per group across 6 parallel strings.

05. Universal Inverter Compatibility & Monitoring

Inverter Ecosystem: Pre-tested compatibility with 50+ leading inverter brands (Solis, GoodWe, Inverex, Deye, Victron, etc.).
Installation Flexibility: Supports Wall-Mount, Floor/Ground-Mount, or Standard Rack-Mount setups.
Communication Interfaces: Built-in CANbus and RS485 standard ports with optional Bluetooth & Wi-Fi mobile app monitoring.

Technical Specifications

Parameter	Technical Specification
Model	Pylontech Fidus FB-L-5.12
Battery Type	Lithium Iron Phosphate (LiFePO₄)
Nominal Voltage	51.2 VDC
Nominal Energy Capacity	5.12 kWh
Usable Energy Capacity	4.97 kWh
Depth of Discharge (DoD)	97%
Standard Charge/Discharge Current	100 A
Peak Discharge Current	121 A – 200 A (@ 15 seconds)
Dimensions (W × D × H)	638 × 137 × 370 mm
Unit Weight	45 kg
Ingress Protection Rating	IP65 (Outdoor Rated)
Anti-Corrosion Standard	C5-M
Communication Protocols	RS485 / CANbus
User Interaction	LED Status Display, Optional Bluetooth & Wi-Fi
Operating Temperature Range	-20°C to 55°C
Cycle Life (@ 25°C)	8,000+ Cycles
Design Service Life	10+ Years

International Certifications & Standards

IEC 62619 (Safety requirements for secondary lithium cells & batteries)
IEC 63056 (Energy storage system safety standard)
VDE 2510-50 (German battery safety standard)
IEC 62477-1 (Power electronic converter safety)
CE / EMC Certified

Key Highlights Summary

✅ 5.12 kWh LiFePO₄ Battery Storage Unit
✅ 8,000+ Deep Charge/Discharge Cycles
✅ 97% Depth of Discharge (DoD)
✅ IP65 Weatherproof & C5-M Marine Anti-Corrosion Protection
✅ Expandable up to 576 kWh
✅ Compatible with 50+ Hybrid & Off-Grid Inverters

Engineering Excellence & Solar Solutions

Pylontech Fidus 5.12kWh Lithium Storage