Shenzhen GreFlow Energy Co., Limited
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12 Volt 40ah Rechargeable Lithium Battery For Gildder Ups Solar System
| ELECTRICAL SPECIFICATIONS | Nominal Voltage | 12.8V |
| Nominal Capacity | 40AH | |
| Energy | 512Wh | |
| Resistance | ≤ 30mΩ @50% SOC | |
| Cycle Life | 3000 Cycles @ 0.5C Charging/Discharging | |
| Self Discharge | ≤ 3% per Month at 25℃ | |
| Maximum Modules in Series | 8PCS | |
| CHARGE SPECIFICATIONS | Recommended Charge Voltage | 14.2 V - 14.6 V |
| Reconnect Voltage | 15.2 V (3.8 ±0.05 vpc) | |
| Balancing Voltage | 14.4 V (3.6 ±0.025 vpc) | |
| Recommended Charge Current | 20-50A | |
| Maximum Charge Current | 20A | |
| Charge Current 32ºF to 14ºF (0 to -10 ºC) | ≤0.05 C | |
| DISCHARGE SPECIFICATIONS | Maximum Continuous Discharge Current | 32A |
| Peak Discharge Current | 40A | |
| BMS Discharge Current Cut-Off | 60A(<3S) | |
| Recommended Low Voltage Disconnect | 11V | |
| BMS Discharge Voltage Cut-Off | 8 V (2.0 ±0.08 vpc) (140 ±60 ms) | |
| Reconnect Voltage | 9.2 V (2.3 ±0.1 vpc) | |
| Short Circuit Protection | 200-600 µs | |
| MECHANICAL SPECIFICATIONS | Dimensions (L x W x H) | 196x165x182 mm |
| Weight | 61.1 lbs (/kg) | |
| Terminal Type | M8 x 1.25 | |
| Terminal Torque | 80 - 100 in-lbs (9 - 11 N-m) | |
| Case Material | ABS | |
| Shell Color | | |
| Enclosure Protection | IP66 | |
| Cell Type - Chemistry | Cylindrical - LiFePO4 | |
| COMPLIANCE SPECIFICATIONS | Certifications | CE (battery) |
| UN38.3 MSDS (battery) | ||
| UL1642 & IEC62133 (cells) | ||
| Shipping Classification | UN 3480, CLASS 9 |
Q1: Can I have samples to test? And what is lead time for sample order?
A1: Yes,we can supply samples,the leadtime for samples is 7-10 days.and buyer pay for sample cost and shipping cost.
Q2: Do you provide after-sales serive?
A2: Yes,the warranty is 3 years, if any quality problems on our side in this period, we can send new one as replacement.
Q3 What is your company's advantage?
A3: We only supply high level quality of lithium battery and we gurantee on-time shipment,we also provide excellent after sales service
Q4: Do you accept OEM/ODM?
A4: Yes,it is avaliable.
Q5: What is your lead time for the mass production?
A5: General speaking, about 25-30 days depending on different items after getting down payment and confirmation about the samples.
Q6:Are you battery real capacity?
A6: All of our battery cells with Grade A,100% new and real capacity.
Q7: What kind of certificates do you have?
A7: We can provide CE,ROHS,FCC,IEC62133,MSDS,UN38.3 if your order quantity is big.