PONFLY 21700 Battery Cells 3.7V 4500mAh 3C 5C Powerful Cylindrical Lithium Ion Cylindrical 21700 Li ion Battery For Ebike
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- Supplier: Shenzhen Ponfly Electronic Technology Co. Ltd.Shenzhen Ltd.
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Product Overview
Description
Battery model | PF21700-4500 | ||
Nominal voltage | 3.7V | ||
Nominal capacity | 4500mAh | ||
Charging voltage | 4.2V | ||
Discharging cut-off voltage | 3.0V | ||
Standard charging | 0.5C/4.2V | ||
Max charging | 1C/4.2V | ||
Standard discharging | 0.5C/3.0V | ||
Max discharging | 3C/5C/3.0V | ||
Operating temperature | Charging: | 0°C ~ 45°C | |
Discharging: | -10°C ~55°C | ||
Storage | 20±5℃ is the recommended storage temperature. | ||
Customization | Battery capacity, discharge current, voltage, wire length, connector, assembling, wrapped surface printing, color box, package etc. | ||
Model | Capacity | Voltage | Discharge Rate | Weight |
PF18650-800 | 800mAh | 3.7V | 1C | approx. 28g |
PF18650-1200 | 1200mAh | 3.7V | 1C | approx. 35g |
PF18650-1300 | 1300mAh | 3.7V | 3C/5C | approx. 36g |
PF18650-1500 | 1500mAh | 3.7V | 3C/5C | approx. 38g |
PF18650-1800 | 1800mAh | 3.7V | 3C/5C | approx. 41g |
PF18650-2000 | 2000mAh | 3.7V | 10C | approx. 43g |
PF18650-2200 | 2200mAh | 3.7V | 5C | approx. 45g |
PF18650-2500 | 2500mAh | 3.7V | 10C | approx. 46g |
PF18650-2600 | 2600mAh | 3.7V | 5C | approx. 46g |
PF18650-3000 | 3000mAh | 3.7V | 3C | approx. 47g |
PF18650-3300 | 3300mAh | 3.7V | 3C | approx. 48g |
PF18650-3400 | 3400mAh | 3.7V | 3C | approx. 48g |
PF18650-3500 | 3500mAh | 3.7V | 3C | approx. 48g |
PF21700-3000 | 3000mAh | 3.7V | 20C | approx. 44g |
PF21700-3500 | 3500mAh | 3.7V | 3C | approx. 50g |
PF21700-4000 | 4000mAh | 3.7V | 10C | approx. 58g |
PF21700-4500 | 4500mAh | 3.7V | 3C/5C | approx. 64g |
PF21700-5000 | 5000mAh | 3.7V | 3C | approx. 69g |
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1.Do not place the battery near a high-temperature heat source.
2.Do not charge in low temperature environments or in direct sunlight.
3.Do not place the battery in a damp place or in water.
4.Do not short-circuit the positive and negative terminals at the battery interface.
5.Do not modify or disassemble the battery without authorization.
6.Do not drop or squeeze the battery from a height.
7.Do not place it in a place that children can reach.
8.In order not to damage the battery nor shorten battery life, high voltage charging and incorrect connecting of the positive and negative pole is prohibited.
5.Do not modify or disassemble the battery without authorization.
6.Do not drop or squeeze the battery from a height.
7.Do not place it in a place that children can reach.
8.In order not to damage the battery nor shorten battery life, high voltage charging and incorrect connecting of the positive and negative pole is prohibited.
Shenzhen Ponfly Electronic Technology Co., Ltd was founded in 2014. We are specialized in lithium ion cell design, development, production, sales and service of high-tech enterprises.
Our company has more than 200 employees and covers an area of more than 8000 square meters. We adopt advanced automatic production equipment, the introduction of mature battery production technology, supplemented by advanced management concept, and strive to cast excellent product quality. We have passed the ISO9001 quality management system certification, products through UL, CE, CB, KC, UN38.3, IEC, RoHS and other testing certification. With advanced production equipment and testing instruments, to ensure the leading technology, quality excellence.
Our company has more than 200 employees and covers an area of more than 8000 square meters. We adopt advanced automatic production equipment, the introduction of mature battery production technology, supplemented by advanced management concept, and strive to cast excellent product quality. We have passed the ISO9001 quality management system certification, products through UL, CE, CB, KC, UN38.3, IEC, RoHS and other testing certification. With advanced production equipment and testing instruments, to ensure the leading technology, quality excellence.
Q1: Are you a trading company or a manufacturer?
A: We are a professional manufacturer since 2014, specialized in lithium ion cell design, development, production, sales and service of high-tech enterprises. The products are widely used in RC drones, RC cars, RC boats, Airsoft guns, Bluetooth headset, Bluetooth audio, sports DV, Intelligent Wear, MP4, POS machines, electronic cigarettes and other products. Factory visit is warmly welcome.
Q2: Do you offer free samples?
A: Yes. But considering our production costs, free samples will be offered no more than 3pcs, you only need to pay for the shipping cost.
Q3: Can you make customized battery?
A: Of course. We have professional engineers that can give you the most suitable solution according to your special requirements.
Q4: Can you do customized battery package?
A: Yes, we can do customized battery assembling, code print, label sticker, color box and so on. But please be well noted that there might be some extra charge.
Q5: What kind of certificates could you provide for these batteries?
A: We have UL,CE,CB,KC,MSDS,UN38.3 for most our current models, usually no certificates if custom-making design. We could apply it if customers pay for the certificates testing fee, and when battery order is large enough in total, certificates fee will be refunded.
Q6: How about the lead time? And the production quality?
A: The lead time is 3-5 working days for a sample and 10-15 working days for mass production. A pre-production sample will be offered for approval before mass production.
Q7: How can I get the products?
A: We have reliable partners that can arrange all shipments to customers by express(DHL, FedEx, UPS, TNT), by air, by train, or by sea. Customers can choose the best way to ensure timely delivery.
A: We are a professional manufacturer since 2014, specialized in lithium ion cell design, development, production, sales and service of high-tech enterprises. The products are widely used in RC drones, RC cars, RC boats, Airsoft guns, Bluetooth headset, Bluetooth audio, sports DV, Intelligent Wear, MP4, POS machines, electronic cigarettes and other products. Factory visit is warmly welcome.
Q2: Do you offer free samples?
A: Yes. But considering our production costs, free samples will be offered no more than 3pcs, you only need to pay for the shipping cost.
Q3: Can you make customized battery?
A: Of course. We have professional engineers that can give you the most suitable solution according to your special requirements.
Q4: Can you do customized battery package?
A: Yes, we can do customized battery assembling, code print, label sticker, color box and so on. But please be well noted that there might be some extra charge.
Q5: What kind of certificates could you provide for these batteries?
A: We have UL,CE,CB,KC,MSDS,UN38.3 for most our current models, usually no certificates if custom-making design. We could apply it if customers pay for the certificates testing fee, and when battery order is large enough in total, certificates fee will be refunded.
Q6: How about the lead time? And the production quality?
A: The lead time is 3-5 working days for a sample and 10-15 working days for mass production. A pre-production sample will be offered for approval before mass production.
Q7: How can I get the products?
A: We have reliable partners that can arrange all shipments to customers by express(DHL, FedEx, UPS, TNT), by air, by train, or by sea. Customers can choose the best way to ensure timely delivery.
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