A Leader of LifePO4 Battery in China Since 2017
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12.8V 50AH 640wh LiFePO4 Battery
Battery Type LiFePO4 Battery
Brand GENTAI POWER
Model No GTB-LT-12.8-50
Rated voltage 12.8 V
Rated Power 640 wh
Capacity 50 AH
Weight 6.5 kgs
Package Carton box
Payment terms T/T；L/C；D/P; D/A；PayPal；Western Union；Moneygram
Delivery time With 15 days after deposit
Size ( mm) L*W*H 225x147x183 mm
- Parameters
Battery Type LiFePO4 Battery
Brand GENTAI POWER
Model No GTB-LT-12.8-50
Rated voltage 12.8 V
Rated Power 640 wh
Capacity 50 AH
Weight 6.5 kgs
Package Carton box
Payment terms T/T；L/C；D/P; D/A；PayPal；Western Union；Moneygram
Delivery time With 15 days after deposit
Size ( mm) L*W*H 225x147x183 mm
Features & Benefits
Performance Charateristics
Electrical Performance
| Nominal Voltage | 12.8 V |
| Nominal Capacity | 50 AH |
| Capacity at 0.2 ºC | 300 min |
| Energy | 640 Wh |
| Resistance | ≤45 mΩ |
| Self Discharge | <3% / Month |
| Life Cycle | 3000 Cycle |
Discharge Performance
| Continuous Discharge Current | 25 A |
| Maximum continuous Discharge Current | 50 A |
| Peak discharge Cut-Off Current | 115 A（5—15 ms） |
| Recommended Low Voltage Disconnect | 10 V |
| Discharge Cut-Off Voltage | >8.4 V (50~150 ms) |
| Reconnect Voltage | >10 V |
| Short Circuit Protection | 200 ~ 600 μs |
Charge Performance
| Recommended Charge Current | 10.8 A |
| Maximum Chargent | 25 A |
| Recommended Charge Voltage | 14.6 V |
| Charge Cut-Off Voltage | <15.2 V (0.5 ~ 1.5 s) |
| Reconnect Voltage | >14.4V |
| Balancing Voltage | <14 V |
| Maximum Batteries in Series | 4 |
Mechaniacl Performance
| Dimension (L x W x H) | 225x147x183 mm |
| Approx. Weight | 6.5 kg |
| Terminal Type | M6 |
| Terminal Torque | 9 ~ 11 N-m |
| Case Material | ABS |
| Enclosure Protection | IP65 |
Temperature Performance
| Discharge Temperature | -4 ~ 140 ºF (-20~ 60 ºC） |
| Charge Temperature | 32 ~ 113 ºF (0 ~ 45 ºC) |
| Storage Temperature | 23 ~ 95 ºF (-5 ~35ºC) |
| High Temperature Cut-Off | 149 ºF (65 ºC) |
| Reconnect Temperature | 118 ºF (48ºC) |
Outine Dimension
Application
Solar System
Competiable Inverter
Certifications
Production
Packing
Delivery and Payment
Company profile
GENTAI INDUSTRIAL PTE. LTD. is the professional battery manufacturer in China mainland,we have 6 years experience in battery producing and the overseas marketing.
Main products: LiFePO4, Lead-acid Replace Battery,AGM-GEL Battery,Off-Grid Solar Inverter,Three Phase Solar Inverter,Solar Panels,Portable Power Station.
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