1. Outlook: Simple and smooth surface, can be easily cleaned.
2. Light-weight: Light weight design, packed by aluminum plate and plastic components.
3. Module design: Reasonable capacity(3.6v 72.8ah/80ah/100ah,etc), can be assembled to different voltage.
4. Structure: Stable hollow structure, protecting the lithium pouch cell well.
5. Insulation: Perfect electrical insulation, both inside and outside.
6. Performance: Good heat conductivity, safety performance.
Specification of 72v 40ah
| N0 | Item | Specification | Notes |
| 1 | Cell Type | K8865190NT | |
| 2 | Array Mode | 4P20S | |
| 3 | Nominal Capacity | 40Ah at23±2ºC | Standard charge and discharge |
| 4 | Nominal Voltage | 72V | |
| 5 | Energy | 2880Wh at23±2ºC | |
| 6 | AC Impedance | ≤70mΩ | At 1kHz with 100%SOC |
| 7 | Charging Voltage | 84±0.15V | |
| 8 | Discharge End Voltage | 60.0±0.3V | |
| 9 | Standard Charging Method | CC and CCV is 20A | Tempeature23±2ºC,charge end with 2.5h orcurrent drops to 0.02, |
| 10 | Max.Charge Current | 40A | Temperature23±2ºC |
| 11 | Standard Discharging Method | 40A | Constant Current Discharge with 1C |
| 12 | Max.Discharge Current | 60A | Discharge Time: Less than 60 s(at23±2ºC) |
Features
1. High energy density
lifepo4 battery cell LiNiCoMn battery cell (ab.NCM battery)
weight energy density 150wh/kg 200wh/kg
volume energy density 280wh/L 334wh/L
2. Low internal resistance
Methods of reducing the internal resistance:
**Using carbon coated aluminum foil
**Multiple electrode tab design
**Increasing the width of electrode tab
**Coating PVDF on battery separator
**Pore-creating artificially3.Application
Application
1kwh, 3kwh, 5kwh, 7kwh, 10kwh solar energy storage battery, wind energy storage battery, off-grid energy storage battery.
2.1. our 12v 30ah/40ah/50ah/60ah/80ah/100ah/120ah/150ah/200ah battery pack , designed for solar/wind/off-grid energy storage system.
We also could make 12v with other capacity from 12ah to 200ah, please contact me for details.
2.2. our 24v 30ah/40ah/50ah/60ah/80ah/100ah/120ah/150ah/200ah battery pack , designed for 1kwh/3kwh/5kwh/7kwh/10kwh energy storage system. Other capacity is also available from 12ah to 200ah. 2.3. our 48v 30ah/40ah/50ah/60ah/80ah/100ah/120ah/150ah/200ah battery pack , designed for small energy storage.
72v 30ah/40ah/50ah/60ah/80ah/100ah/120ah/150ah/200ah battery pack , designed for small electric vehicles like motorcycle or golf cart . Other capacity is also available from 12ah to 200ah.
Certifications:
To ensure the best quality,CTS has passed ISO9001, ISO14001, OHSAS18001 and ISO/TS16949 certificates.
Welcome you to visit our production base and to check our production lines! If any requirements on lifepo4 & NCM battery cell, please feel free to contact me without hesitate.
FAQ
1. Q: Can you accept OEM and ODM Service?
A: Yes, we supply OEM&ODM service as clients requirement.
2. Q: Can we get samples for test?
A: Yes, we offer sample.
3. Q: What's your payment term?
A: T/T, Moneygram,West Union, Paypal etc.
4. Q: What's your warranty for products?
A: Generally speaking, it's one year's warranty, for quality problems, we will send you a new one.
5. Q: How long will be the delivery?
A: Usually delivery in 5-10 days, but could be changed according to the quantity or other things.
6. Q: How do you control your product quality.
A: All batteries tested twice during the whole production.
Battery Pack Delivery
• By Air Door to Door Service
• By Sea Door to Door Service
• By Express: EMS, TNT, UPS, FedEx
