Ultra-Long Cycle Life: 2000+ cycles at 80% depth of discharge (DoD).
High Power Output: 50A continuous discharge for demanding applications.
Wide Temperature Range: Reliable operation from -20°C to 60°C.
Built-in Safety: Multi-layer BMS protection (overvoltage, undervoltage, overcurrent, temperature).
Compact & Durable: IP65-rated enclosure for dust and water resistance.

Specifications

Parameter	Value	Unit	Comments
Model	OiD50Ah-25.6	-	LiFePO₄ configuration with high-density cells.
Nominal Voltage	25.6V	DC	8S series connection (3.2V/cell).
Rated Capacity	50Ah	@0.5C	Tested at 25±2℃, 50% SOC.
Max Continuous Discharge	50A	@CC	Operates within -20°C to 60°C.
Max Charge Current	25A (0°C–45°C)	@CC/CV	Charges to 29.2V (constant voltage phase).
Terminal Configuration	M8 Threaded Terminals (Red+/Black-)	Connector Type	High-current terminals with anti-corrosion coating (torque: 8–10 N·m).
Internal Resistance	≤50mΩ	@1kHz	Ensures minimal voltage drop during high-load operation.
Weight	~13.5kg		Robust design for industrial use.
Dimensions	328mm(L) × 172mm(W) × 220mm(H)		Optimized for space efficiency.

Cycle Life

Test Conditions	Cycle Count	Capacity Retention	Standard
25±2℃, 0.5C charge + 50A discharge	2000 cycles	≥80% initial capacity	GB/T 31484-2015 (equivalent)

Operating Temperature Range

Certifications

Key Features

Advanced BMS: Real-time monitoring of voltage, current, and temperature.
Modular Scalability: Supports parallel/series configurations for higher voltage/capacity.
Industrial-Grade Design: IP65 enclosure for harsh environments.

BMS Specifications

Function	Threshold	Delay Time	Action
Overcharge Protection	3.65V ±0.05V/cell	<500ms	Cut-off + auto-recovery after voltage drop.
Overdischarge Protection	2.5V ±0.1V/cell	<1s	Cut-off + auto-recovery after charging.
Overcurrent Protection	60A (peak)	<200ms	Load disconnection.
Temperature Protection	Charge: 55℃ / Discharge: 65℃	-	Adjusts charge/discharge rate or cuts off.

Applications

Usage Warnings & Precautions

Storage Guidelines

Warranty & Disclaimer

Warranty: 60 months from shipment or 2000 cycles (whichever occurs first).
Coverage: Defects in materials or workmanship.
Exclusions: Damage from misuse, unauthorized modifications, or extreme environments.

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