molicel INR 21700 P42A 4200 mah Li ion Battery 3.7V 4200 mah Li ion battery 21700
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- Supplier: Shenzhen Genju Technology Co. Ltd.
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Product Overview
Description
Product Description
ltems | Specifications | Remarks | |
Rated charge | Limiting 4.2A and constant 4.2V charge for 1.5h or 50mA at 23 °C. | ||
Rated discharge | Constant 0.84A discharge until 2.5V at 23 °C. | ||
Rated capacity | 4.0Ah (Minimum) 4.2Ah (Typical) | Rated discharge capacity after rated charge. | |
Nominal voltage | 3.6V | Mean voltage during rated discharge afterrated charge. | |
Shipping voltage | ≥3.45V | Nominal approximate state of charge ≤ 30%. | |
Internal resistance | ≤ 15mΩ | Fresh cell measured by AC impedance at 1kHz | |
End of charge voltage | 4.20±0.05V | ||
End of discharge voltage | 2.5V | Discharge voltage for determination of rated capacity. | |
Charging time | 90 min | Rated charge. | |
Maximum charging current | 8.4A | See Section 4.14 | |
Maximum discharging current | 45A(with 75 °C temp. cut) | Cycle life is reduced at high rates. | |
Operating temperature Charging | 0~45°C | See Section 4.14 | |
Operating temperatureDischarging | -40~60°C | ||
Storage temperature forshipping cell | ＜35°C | Recommended temperature less than 23°C for long term storage. | |
Shelf life | 1 year | See Section 5.4. | |
About Us
1.Experience
Genju has 16 years of experience in the battery industry.
2.Main
Over the past 16 years, we have cooperated with hundreds of enterprises at home and abroad. We are recognized by most of our peers and customers.
3.Quality
We strictly implement each inspection step, including appearance/short circuit quality inspection, electrical inspection, liability testing, etc. To ensure the quality of the product you receive, our batteries have passed UN38.3 certification, IEC62133 certification, MSDS certification, and CE certification. And do final inspection before shipment.
4.After-sales service
We provide one year warranty. Our well-trained engineers and staff will respond to your product within 12 hours and help you solve any product problems patiently and sincerely.
5.OEM & ODM
Any details (size, material, etc.) can be customized or changed according to your unique requirements.
Genju has 16 years of experience in the battery industry.
2.Main
Over the past 16 years, we have cooperated with hundreds of enterprises at home and abroad. We are recognized by most of our peers and customers.
3.Quality
We strictly implement each inspection step, including appearance/short circuit quality inspection, electrical inspection, liability testing, etc. To ensure the quality of the product you receive, our batteries have passed UN38.3 certification, IEC62133 certification, MSDS certification, and CE certification. And do final inspection before shipment.
4.After-sales service
We provide one year warranty. Our well-trained engineers and staff will respond to your product within 12 hours and help you solve any product problems patiently and sincerely.
5.OEM & ODM
Any details (size, material, etc.) can be customized or changed according to your unique requirements.
Company Profile
Shenzhen genju Technology Co., Ltd. is a high-tech enterprise integrating research and development, production and sales. Professional r & D and production of high-quality lithium ion batteries, with its own R & D brand - SAFD. Our company has close cooperation with many universities and research institutions, and has signed industry-university-research cooperation agreements with Central South University and Hunan University. Our products are mainly used in intelligent two-wheel travel, power tools, smart home, intelligent robots, drones, portable energy storage, medical equipment, industrial equipment and other fields. We will create safer, more stable, cost-effective lithium products as the standard, according to the needs of different customers, to provide directional research and development, private customized services. Due to the excellent quality, stable supply, good service, so that we have a strong competitiveness, in the fierce market competition, stand out. We have established long-term and stable cooperative relations with many large enterprises, and hope to become your partner.
FAQ
1. Question: who are we?
Answer: We are based in Guangdong, China, start from 2018,sell to North America(10.00%),South America(10.00%),Mid East(10.00%),Western Europe(10.00%),Central America(10.00%),Northern Europe(10.00%),Southern Europe(10.00%),Eastern Europe(5.00%),Southeast Asia(5.00%),Africa(5.00%),Oceania(5.00%),Eastern Asia(5.00%),South Asia(5.00%). There are total about 11-50 people in our office.
2. Q: What are Genju’s main products?
A: 18650 ternary lithium battery, lithium battery pack, lithium iron phosphate battery, energy storage battery, portable energy storage equipment
3. Q: Can I have a sample order?
A: Yes, we accept sample orders to test and check quality. Batteries can be made as needed.
4.Q: Do you have any minimum order quantity limit?
A: Yes, we have MOQ limit for mass production, but it depends on the battery model. Please contact us.
5. Q: How about the delivery time?
A: Samples will take 5-7 working days. Mass production takes 25-30 days. It depends on the quantity.
6. Q: How about the delivery method?
Answer: Accept delivery terms: FOB, CIF, EXW, CIP, DDP;
7. Q: Why should you buy from us instead of other suppliers?
A: Business model integrating industry and trade
Industry's highest quality
Sufficient supply
Fast delivery
Support customization
8. Q: How about the after-sales service?
A: We will provide you with 1 year warranty. If there are any problems, please let us know and we will provide you with a positive solution.
Answer: We are based in Guangdong, China, start from 2018,sell to North America(10.00%),South America(10.00%),Mid East(10.00%),Western Europe(10.00%),Central America(10.00%),Northern Europe(10.00%),Southern Europe(10.00%),Eastern Europe(5.00%),Southeast Asia(5.00%),Africa(5.00%),Oceania(5.00%),Eastern Asia(5.00%),South Asia(5.00%). There are total about 11-50 people in our office.
2. Q: What are Genju’s main products?
A: 18650 ternary lithium battery, lithium battery pack, lithium iron phosphate battery, energy storage battery, portable energy storage equipment
3. Q: Can I have a sample order?
A: Yes, we accept sample orders to test and check quality. Batteries can be made as needed.
4.Q: Do you have any minimum order quantity limit?
A: Yes, we have MOQ limit for mass production, but it depends on the battery model. Please contact us.
5. Q: How about the delivery time?
A: Samples will take 5-7 working days. Mass production takes 25-30 days. It depends on the quantity.
6. Q: How about the delivery method?
Answer: Accept delivery terms: FOB, CIF, EXW, CIP, DDP;
7. Q: Why should you buy from us instead of other suppliers?
A: Business model integrating industry and trade
Industry's highest quality
Sufficient supply
Fast delivery
Support customization
8. Q: How about the after-sales service?
A: We will provide you with 1 year warranty. If there are any problems, please let us know and we will provide you with a positive solution.
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