24V 300Ah Lithium Cranking Battery For Cold Weather Engine Start HVAC Use

24V 300Ah Lithium Cranking Battery  Built for Cold Weather Engine Start  HVAC Use

Dependable and efficient, these batteries are built to thrive in all weather. Supporting both start-up and standby functions, their high CCA rating and deep-cycle capability make them ideal for modern transport systems. Say goodbye to battery maintenance and short lifespans—LiFePO4 delivers the performance heavy-duty applications require.

Specifications :

Features :

• Intelligent Power Management
  Equipped with a smart BMS, this battery system enables mobile app access for live tracking of status and location.
• Massive Energy Storage
  Utilizes high-performance Li-ion cells to deliver up to 280Ah or 314Ah capacity—ideal for extended trips and onboard electronics.
• Long-Lasting Power Supply
  Supports fast recharging and can continuously operate parking air conditioners for more than 10 hours on one full charge.
• Exceptional Durability
  Lasts up to five times longer than conventional lead-acid models, helping reduce downtime and maintenance expenses.
• Resistant to Strong Vibrations
  Sturdy metal casing and internal structure meet V4-level vibration standards—perfect for rough terrain and high-mileage use.
• Reliable and Secure
  Made with automotive-grade battery cells and advanced protective circuitry. Backed by a 5-year warranty valid nationwide.

HEYI ENERGY’s lithium battery solutions are built for a wide range of electric mobility applications, including electric motorcycles, passenger EVs, utility vehicles, and light-duty trucks. We utilize advanced LiFePO4 prismatic cells and lithium-ion technology to ensure consistent power delivery, high safety standards, and extended cycle performance.

From 48V compact systems to high-voltage 96V 200Ah configurations, our customizable EV battery packs are engineered for efficiency, thermal protection, and long-term reliability in real-world driving conditions. Trust HEYI to power your next-generation electric vehicle platform with smart, scalable energy.

Applications :

• Truck engine starting

• Parking air conditioner systems

• Refrigerated trucks

• Construction and agricultural machinery

• Buses and coaches

• RVs and motorhomes

• Mobile service vehicles

• Off-grid power systems

• Emergency backup battery

• Marine 24V systems

HEYI ENERGY offer a full power solution of LiFePO4 battery pack + charger + control system

Our range covers from 12V / 24V / 48V / 72V / 96V to 800V.

With a capacity of 10 Ah / 20Ah / 30Ah / 50Ah / 100Ah / 200Ah / 600Ah.

If the standard batteries don’t fit for your application, then we can assembly a custom made Lithium battery based on your specifications .

Please send us your parameters as dimensions, voltage, capacity and required current and we will search together with you for a solution.

• High reliability with lithium iron phosphate battery cells and lithium nmc battery options

• One-stop solution: battery pack of electric vehicle + charger + control system

• Support for battery swapping stations and ev swapping station designs

• Direct partnerships with leading lithium battery manufacturers and battery cell suppliers

• Superior quality control with nmc battery cell, ncm lithium ion battery, and lifepo4 prismatic cells

• Full after-sales support and technical consultation for your custom EV project.