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24V 300Ah LiFePO₄ RV Battery with 7.2kWh High-Capacity 5000+ Cycle Life and Active Balancing BMS for Energy Storage

Cantidad de orden mínima : 2 unidades Precio : Negociable
Detalles de empaquetado : Estuche de madera y caja de cartón Tiempo de entrega : 7-15 días laborables
Condiciones de pago : T/T Capacidad de la fuente : 10000 unidades por mes
Lugar de origen: Hunan, China Nombre de la marca: Chalong Fly
Certificación: CE,ROHS,FCC,IEC62133,MSDS,UN38.3, UL, etc Número de modelo: CLFLE218

Información detallada

Tipo de batería:: batería lifepo4 Voltaje:: 51,2 V
Capacidad:: 105 Ah Tamaño:: Personalizado
OEM/ODM:: Paquete de transporte:: Caja de la espuma y de la madera contrachapada
Estándar de resistencia al agua:: IP67 Código SA:: 8507600090
Características:: Eficaz en cuanto a costes, entrega rápida y estructura estable Solicitud:: BATES, carros de golf, vehículos eléctricos, coche de golf
Resaltar:

24V 300Ah LiFePO4 RV battery

,

7.2kWh high-capacity RV battery

,

LiFePO4 portable energy storage system

Descripción de producto

Key Selling Points
  • 7.2kWh Massive Capacity – Supports prolonged use of high‑power appliances like RV AC, induction cooktop, water heater
  • 5000+ Cycle Life – One full cycle per day equals 13+ years of service
  • Active Balancing BMS – Continuously balances cell voltages, extends overall lifespan and improves safety
  • 150A Continuous Discharge – Easily powers a 3000W inverter, peak 450A (3s)
  • Low‑Temperature Heating – Optional self‑heating function pre‑warms the battery below 0°C, ideal for cold climates
  • Modular Parallel – Up to 6 units in parallel, total capacity up to 43.2kWh for large RVs or home storage
Full Specifications Table
Specification Value
Electrical
Nominal Voltage 24V (25.6V)
Nominal Capacity 300Ah
Rated Energy 7200Wh (7.2kWh)
Cell Type Prismatic LiFePO₄ (Grade A)
Cycle Life ≥5000 cycles @80% DoD to 70% capacity
Max. Continuous Charge Current 75A
Max. Continuous Discharge Current 150A
Peak Discharge Current 450A (≤3s)
Charge Voltage Range 28.8V – 29.2V
Discharge Cut‑off Voltage 20V ± 0.5V
BMS
BMS Type Built‑in smart BMS with active balancing
Balancing Current 1.2A (active)
Protection Features Over‑voltage, under‑voltage, over‑current, short‑circuit, over‑temperature, under‑temperature, cell imbalance
Communication (standard) CAN, RS485, Bluetooth (optional)
Low‑temp Heating (optional) Self‑heating pad, starts at <0°C, stops at 10°C
General
Operating Temperature (Discharge) -20°C to 65°C
Operating Temperature (Charge) 0°C to 55°C (with heating: -20°C to 55°C)
Storage Temperature -10°C to 45°C
IP Rating IP54 (standard) / IP65 (upon request)
Dimension (L*W*H) Approx. 660*240*240 mm (depends on brand)
Weight Approx. 58‑65 kg
Terminal Type M10
Enclosure Material Steel with powder coating
Certifications CE, RoHS, UN38.3, MSDS
Detailed Description
Product Overview

The 24V 300Ah LiFePO₄ battery is the energy core designed for high‑consumption RVs, converted buses and off‑grid homes. With 7.2kWh of total energy, it can power a 2000W induction cooktop for 1 hour, a 1200W RV air conditioner for 5‑6 hours, plus auxiliary devices like fridge, lights and water pump all day long. Using Grade A LiFePO₄ cells and an active balancing BMS, each cell string is kept in optimal condition, greatly extending cycle life and safety margins.

Why 24V systems are favored by premium RVs?
  • Balance of performance and cost – 24V cuts current in half compared to 12V, reducing cable losses and thickness; inverters and chargers are widely available at lower prices than 48V systems
  • Good compatibility – Many imported RVs come with a native 24V platform, so upgrading to lithium does not require replacing the entire electrical architecture
  • Safety – Still falls within safety extra‑low voltage range while supporting larger loads (3000W‑5000W inverters)
  • Flexible expansion – Paralleling 6 units yields 43.2kWh, enough for a fully self‑sufficient RV or even a small off‑grid home
Advantages of active balancing BMS
  • Unlike passive balancing (resistor bleeding), active balancing transfers energy from high‑voltage cells to low‑voltage cells with over 90% efficiency
  • Significantly reduces capacity loss caused by cell inconsistency, making overall battery life close to the cell limit
  • Especially suitable for large‑capacity multi‑parallel systems – voltage difference can be kept within 10mV after long‑term operation

24V 300Ah LiFePO₄ RV Battery with 7.2kWh High-Capacity 5000+ Cycle Life and Active Balancing BMS for Energy Storage 0

Application Scenarios
Scenario Description
Large RVs / Bus Conversions Powers high‑draw appliances: induction cooktop, microwave, roof AC, water heater, washer/dryer
Off‑grid Cabins 7.2kWh per unit – 6 units in parallel provide up to 43.2kWh for week‑long autonomy with solar
Home Backup (Critical loads) Keeps fridge, freezer, medical devices, sump pump running during outages
Boat / Marine (48V hybrid) Two units in series (with proper BMS) for 48V systems in electric yachts
Workshop / Mobile Office Silent power for tools, computers, communication equipment

24V 300Ah LiFePO₄ RV Battery with 7.2kWh High-Capacity 5000+ Cycle Life and Active Balancing BMS for Energy Storage 1

24V 300Ah LiFePO₄ RV Battery with 7.2kWh High-Capacity 5000+ Cycle Life and Active Balancing BMS for Energy Storage 2

FAQ

Q: Can it directly replace the original lead-acid battery?

A: Yes, 12.8V is compatible with 12V systems, with adaptive size and consistent positive and negative poles, plug and play; it is recommended to check if the charger supports LiFePO4 (14.4V-14.6V).

Q: Does it support parallel expansion with multiple batteries?

A: Yes, it can be paralleled with up to 4 batteries, with a total capacity of 1600Ah, meeting the demand for large loads.

Q: Can it be used in low temperatures in winter?

A: The standard version can be charged above 0℃; the optional low-temperature heating version can be normally charged and discharged at -20℃, suitable for RVs in northern winter.

Q: How long is the service life and warranty period?

A: 3000+ cycles (70% DOD), usable for 8-10 years under normal use; 5-year warranty (free of charge for non-human damage).

Q: Is maintenance required?

A: Zero maintenance, no need for water replenishment, balancing or regular charging, low self-discharge rate, and slow power loss during long-term storage.

Q: Is it safe? Will it explode?

A: It adopts LiFePO4 (lithium iron phosphate), which has stable chemical properties, non-flammable and non-explosive; built-in BMS multiple protection and flame-retardant shell, safe and reliable for RV use.

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rosa_liu@chalongfly.com
+8618975107916
+86-18975107916
+86-18975107916
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