Panasonic
3.7V 50Ah
Grade A
50Ah
3.7v
0.8Kg ± 5 g
148*27*91MM(Excluding ear tips)
3000 times (80% of initial capacity at 0.2C rate, IEC Standard)
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Technical Parameters
| Model Number | 3.7V 50Ah |
| Weight | 0.8Kg ± 5 g(A battery cell) |
| Storage Type | 0 ℃ ~ 35 ℃(3months) |
| Product name | 3.7V NMC battery |
| Nominal Capacity | 50Ah |
| Nominal Electricity | 185Wh |
| Continuous Discharge | 1C |
| Safety | High (NMC + ceramic) |
| Cycling Performance | 3000 Cycles (25℃) |
| Storage Temperature | 0 ℃ ~ 35 ℃(3months) |
| Charging Temperature | -10℃~65℃ |
| Discharging Temperature | -35℃~65℃ |
Description
Electrical Performance
Standard charge: 0.5C (25A)
Fast charge: 1C (50A) with temperature monitoring
Maximum continuous discharge: 15C (750A)
Peak discharge (≤10s): 18C (900A)
Internal resistance: ≤1.5 mΩ
Mechanical Specifications
Robust aluminum housing
Laser-welded terminals for secure connections
Vibration-resistant construction

Key Features
High Discharge Performance
15C continuous discharge delivers 750A for robust acceleration and hill-climbing
Stable voltage output under high load conditions
Ideal for start-stop operations in urban tricycle applications
Long Cycle Life
Optimized for >1500 cycles at 80% depth of discharge
Enhanced electrode design for minimal capacity fade
Reliable performance in high-temperature environments
Compact & Lightweight
High energy density reduces overall pack weight
Space-efficient prismatic design for easy integration
40% lighter than equivalent lead-acid solutions
Temperature Resilience
Discharge range: -20°C to 60°C
Charge range: 0°C to 45°C
Built-in thermal management features
Safety & Reliability
Multi-level protection including pressure relief valve
Stable NMC chemistry with thermal runaway resistance
UL and UN38.3 certified for safe transportation and use

Application
Car Jump Starters: Professional and consumer-grade jump starting devices
RC Vehicles: High-performance drones, racing cars, and aircraft
Power Tools: Industrial-grade drills, saws, and landscaping equipment
Emergency Equipment: Portable power for rescue and emergency devices
High-Drain Electronics: Specialized equipment requiring burst power

Factory
Dongguan Misen Power Technology Co., Ltd. possesses advanced equipment, scientific management techniques, and excellent quality control. We focus on 18650, 21700, 32650, polymer, large single-cell power batteries, energy storage batteries, outdoor power supplies, emergency power supplies, lithium battery packs, and more.And the recycling and preparation of new energy vehicle battery modules, and provide OEM&ODM service.
These products are widely used in electric surfboards, electric bicycles, home energy storage, RV energy, marine energy, UPS systems, tower stations, and solar energy storage systems.
We specialize in this field for many years with advanced equipment,scientific management techniques,and excellent quality control which earn us customers all over the world.
Our factory has been evaluated, certified, and inspected by SGS Group. We aim to be a reliable battery supplier for long-term business relationships. All our batteries have passed international certifications, including UL, CE, ROHS, CB, UN38.3, MSDS, IEC, ISO9001 and others.
