21700 Solar Storage Lithium Battery
Rechargeable 36v 28ah li ion 21700 Solar Storage Lithium Battery pack
1. 21700 battery pack specification
| Model | HHS18650-10s7p |
| Nominal voltage | 36V |
| Nominal capacity | 28ah |
| Size(customized) | thickness ×width ×length (mm) |
| can be customized | |
| Max charge current | 1C |
| Charging method | charge with constant current 1C to 4.2v,then charge with constant voltage 4.2v, till charge current less than 0.01C |
| Max discharge current | 2A or obey your demand |
| Discharge cut-off voltage | 3V, the over-discharge detection voltage of PCM |
| Operating environment | Charging, 0°C ~ 45°C ; 65±20%RH |
| Discharging, -20°C~60°C ; 65±20%RH | |
| Storage environment | -20°C~45°C |
| 65±20%RH | |
| storage for a long time(>3 months) and the storage condition shall be:<35°C;65±20%RH; | |
| CycleLife | >800times |
| Charging Attention | Charging current and charging voltage should be less than specified in the Product Specification. |
| The charger shall be designed to comply with Specification. | |
| It is dangerous that charging with higher current or voltage than Product Specification may cause damage to the cell electrical,mechanical safety performance. |
2. Product Advantages:
1). Green product
2). Long standby time
3). One year warranty
4). Excellent safety performance
5). Excellent storage performance and low self-discharge rate
6). Short circuit testing passed
7). Overcharge testing passed
8). Over discharge testing passed
9). 150C thermal shock test passed
10).1.2m drop testing passed
3. Key Applications:
Widely applied in POS system, Solar supply system, electric tools, lighting devices, toy, household appliances and emergent device area. cordless phone, power tools, instrument and apparatus, electric bikes, Portable equipment: Laptop, camcorder,emergency light , Military equipment: IR telescope, Medical devices, household appliances, small portable Power tools and etc.
4. Spotlight:
1). Provide both single cells and battery packs
2).100% inspection before delivery
3). Inspects inner resistance, discharge platform and self-discharge
4). manufacturer of 18650 lithium ion battery,lithium polymer battery etc.
5). tablished quality control systems under ISO9001
6). stomized packs, tags,labels, plugs, connectors, over current protection, temperature cont8.l protection are available
5. Shipping terms:
1). Samples checking: sending by Express ( DHL / UPS / FEDEX / TNT ,by air)
2). Bulk production: sending out by cargo shipping / air freight / Express(DHL/UPS/FedEx/TNT),or we can accept other shipping terms according to your requirements.
3). We are not responsible for any accidents, delays or other issues that are caused by the shipping.
6. Safety Precaution:
1). Do not throw battery into water or make it wet;
2). Keep the battery away from heat source(like fire or heater);
3). Do not throw the battery into fire or heat the battery;
4). Forbid to hammer to trample the battery;
5). Forbid disassembling the battery in anyway
7. Why us:
1). Professional lithium ion battery pack for over ten years,and have our own factory.
2). Strong R&D team to support.
3). Offer OEM service for customer's order.
4). Quick reply and action.
5). competitive price, good sale and after-sales service.
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.