Product Overview
At Polinovel, the 48V 314Ah Electric Forklift Lithium Battery is engineered to meet the high demands of industrial material handling. Using high-quality LiFePO4 cells and precision assembly, each battery delivers uniform performance, efficient thermal management, and safe, consistent operation throughout long shifts.
Its robust metal housing and carefully designed electrical connections ensure durability and long-term reliability, while the built-in intelligent Battery Management System (BMS) provides real-time monitoring and protection against overcharge, over-discharge, overcurrent, overheating, and short circuits. Supporting fast charging and opportunity charging, and requiring zero maintenance, this battery offers lower total cost of ownership and dependable performance, making it an ideal choice for multi-shift forklift operations.
Parameter
| Electrical Specifications | Mechanical Specifications | ||
| Nominal Voltage | 51.2V | Dimensions (LxWxH) | 1028*570*755mm |
| Nominal Capacity | 314Ah | Weight | 1000kg |
| Energy | 16100Wh | Case Material | SPCC |
| Self Discharge | <3% per month | IP Rating | IP54 |
| Cycle Life | >4000 cycles | Cell Type | LiFePO4 |
| Charge & Discharge Specifications | Temperature & Other Specifications | ||
| Charge Current | 150A | Charge Temperature | 0°C to 50°C / 32°F to 131°F |
| Charge Cut-off Voltage | 51.2V | Discharge Temperature | -20°C to 60°C / -4°F to 140°F |
| Charge Terminal/Connector | REMA | Storage Temperature | 0°C to 40°C / -4°F to 113°F |
| Discharge Current | 300A | Display | LED Display |
| Discharge Cut-off Voltage | 40.0V | Communication | RS485/CAN |
| Discharge Terminal/Connector | REMA | Shipping Classifiation | UN3480, Class9 |
Key Features
Key Advantages of Our 48V 314Ah Electric Forklift Lithium Battery Over Competing Solutions.
Faster Charging
Our 48V 314Ah Electric Forklift Lithium Battery can recharge up to 80% in just 1–2 hours. It also supports opportunity charging during short breaks, keeping forklifts ready for multi-shift operations. Compared to traditional lead-acid batteries requiring 8–10 hours, our lithium battery significantly reduces downtime.
- Fully charged in 1–2 hours
- Supports partial or opportunity charging anytime
- Maximizes forklift uptime and operational efficiency
Smart BMS Protection
The integrated BMS continuously monitors voltage, current, and temperature for safe operation. It protects the battery from overcharging, deep discharge, and overheating. This ensures forklifts operate safely and reliably even under heavy-duty usage.
- Real-time voltage, current, and temperature monitoring
- Overcharge, over-discharge, and over-temperature protection
- Improves safety and battery longevity
High Safety & Reliability
Built with LiFePO4 cells and robust metal housing, this battery is resistant to impact and vibration. Comprehensive safety features protect against electrical faults, thermal issues, and short circuits. Certified with UL, CE, and IEC standards, it ensures reliable operation in industrial environments.
- Flame-retardant metal casing
- Electrical and thermal protection layers
- Meets UL, CE, and IEC safety standards
Extended Lifespan
Our 48V 314Ah Electric Forklift Lithium Battery delivers up to 4000 charge cycles, 10 times longer than lead-acid batteries. This extended lifespan reduces replacement frequency and lowers long-term operational costs. Consistent performance over thousands of cycles ensures forklifts maintain reliable power throughout their service life.
- 4000+ cycles vs. 300–500 for lead-acid
- 10× longer lifespan
- Reduces replacement and maintenance costs
Maintenance Free
This lithium battery requires no watering, equalization, or battery room management. Forklifts spend more time working and less time in service, minimizing operational interruptions. Compared to lead-acid batteries, maintenance-free operation significantly lowers labor costs.
- No watering or electrolyte checks
- No terminal cleaning required
- No equalization charges needed
Lower Total Cost
Despite a higher initial investment, our 48V 314Ah battery lowers total cost of ownership. Longer lifespan, reduced maintenance, and higher energy efficiency reduce operational and replacement costs. Faster charging and consistent performance also improve productivity, providing greater ROI.
- Reduced replacement costs
- Lower energy consumption
- Increased productivity
Industrial Applications
Warehouse and Distribution Centers High-throughput operations running 12-16 hour days benefit from opportunity charging capability. The FL51314 supports multi-shift operations without battery swapping, eliminating the need for spare batteries and dedicated battery rooms. Facilities handling 300+ pallets daily report 15-20% productivity gains after switching from lead-acid.
Cold Storage and Freezer Warehouses Food distribution, pharmaceutical storage, and frozen goods facilities require batteries that perform in temperatures down to -20°C. The FL51314 maintains 85%+ capacity in cold storage environments where lead-acid batteries lose 30-50% of rated capacity.
Manufacturing Facilities Production floor material handling demands continuous power for raw material delivery, work-in-progress movement, and finished goods staging. The consistent voltage output prevents slowdowns during shift peaks and supports just-in-time manufacturing schedules.
Third-Party Logistics (3PL) 24/7 fulfillment operations require maximum uptime. The FL51314 supports opportunity charging during loading dock turnarounds and break periods, enabling continuous operation without spare battery investment.
E-Commerce Fulfillment Peak season demands push forklift fleets to maximum utilization. Fast charging between picks and packs keeps forklifts moving during high-volume periods without the 16-hour lead-acid charge/cool cycle.
Why Replace Lead-Acid with Lithium?
| Factor | Lead-Acid Battery | FL51314 LiFePO4 |
|---|---|---|
| Lifespan | 1,200-1,500 cycles (3-5 years) | 3,500+ cycles (10 years) |
| Charging Time | 8 hours + 8 hours cooling | 2-3 hours, no cooling needed |
| Maintenance | Weekly watering, monthly equalizing | Zero maintenance required |
| Usable Capacity | 50% (deep discharge damages cells) | 80-90% safely accessible |
| Weight | ~550 kg typical | ~350 kg (36% lighter) |
| Cold Storage Performance | Loses 30-50% capacity below 0°C | Maintains 85%+ at -20°C |
| Batteries per Forklift | 2-3 for multi-shift operation | 1 battery, opportunity charging |
| Energy Efficiency | 60-80% | 95-99% |
| Acid Spills/Fumes | Yes | None |
| Battery Room Required | Yes, for charging and storage | No dedicated space needed |
Total Cost of Ownership Analysis
While the initial investment for lithium is higher than lead-acid, total cost of ownership favors lithium for multi-shift operations:
5-Year Cost Comparison (Single Forklift, Multi-Shift Operation)
Lead-Acid Path: Initial battery cost × 2 (replacement at year 3): $8,000 Spare battery for swap: $4,000 Maintenance labor (watering, cleaning): $2,500 Energy cost (lower efficiency): $6,000 Battery room infrastructure: $2,000 Total: $22,500
Lithium Path: FL51314 battery: $12,000 Maintenance labor: $0 Energy cost (high efficiency): $4,200 Infrastructure: $0 Total: $16,200
Savings with Lithium: $6,300 over 5 years (28%)
For 8-10 year comparison, lithium savings exceed 50% as lead-acid requires a second replacement cycle.
FAQ
Q: What is the charging time for the FL51314?
A: A full charge from 20% SOC completes in 2-3 hours using a compatible lithium charger. The battery supports opportunity charging during breaks and shift changes without damage to the cells. Unlike lead-acid batteries, no cooling period is required after charging.
Q: Can I use my existing lead-acid charger?
A: No. Lead-acid chargers use different charge profiles that can damage lithium cells. Polinovel provides compatible lithium battery chargers matched to the FL51314 specifications. Using the correct charger ensures full capacity, maximum cycle life, and warranty coverage.
Q: What forklift models are compatible with this battery?
A: The FL51314 fits standard 48V electric forklifts from Toyota, Crown, Yale, Hyster, Jungheinrich, Linde, Raymond, Still, Clark, and Komatsu. Dimensions match common battery compartment sizes. Contact Polinovel engineering for compatibility verification with specific models.
Q: What warranty does Polinovel provide?
A: The FL51314 includes a 5-year warranty covering manufacturing defects and capacity retention above 80% of rated capacity. Design life is 10 years under normal operating conditions.
Q: Does this battery work in cold storage environments?
A: Yes. The FL51314 maintains 85% or greater capacity at temperatures down to -20°C (-4°F), making it suitable for freezer and refrigerated warehouse operations. Optional self-heating systems enable charging at temperatures below 0°C.
Q: What certifications does the FL51314 have?
A: The FL51314 meets international safety and transportation standards including CE marking for European markets, UN38.3 for safe transport, and IEC 62619 for secondary lithium batteries in industrial applications.
Q: How long does the battery last?
A: The FL51314 delivers over 3,500 charge cycles at 80% depth of discharge, equivalent to 10+ years of service under typical warehouse usage patterns. At end of life, capacity retention remains above 70% of original specifications.
Q: What BMS protection features are included?
A: The integrated Battery Management System provides overcharge protection (3.65V per cell cutoff), over-discharge protection (2.5V per cell cutoff), overcurrent protection (500A peak), short circuit protection, over-temperature protection (55°C cutoff), and low-temperature charging lockout (below 0°C).
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