7.4V 5000mAh 21700 Battery Pack for Medical Devices

CMB also have excellent experience in providing custom 21700 battery pack for medical devices. 21700 battery pack has higher density and more lighter. The maximum safety is required by 21700 battery pack for medical devices. Our engineering team evaluated the complete battery pack solution from the 21700 cells models, BMS solution, and battery pack assembly process to boost safety.

Request a Quote

7.4V 5000mAh 21700 Lithium Ion Battery for Medical Devices Parameter Specifications

No. Item Parameter Remark
1 Nominal Voltage 7.2V 3.6V/Cell
2 Nominal Capacity 5000mAh @0.2C
3 Minimum Capacity 4900mAh /
4 Shipment Voltage / /
5 Initial Internal Impedance ≤100mΩ AC 1KHZ
6 Standard Charge Voltage 8.4V 4.2V/Cell
7 Standard Charge Current 1A @0.2C
8 Max. Charge Current 5A BMS Limit
9 Standard Discharge Current 1A @0.2C
10 Max. Discharge Current 9.8A /
11 Burst Discharge Current / /
12 Discharge Cut-off Voltage 5V 2.5V/Cell
13 Cycle Life ≥500 cycles Retention: ≥80%
14 Charge Temperature 0°C~45°C Standard Charge
15 Discharge Temperature -20°C ~70°C Standard Discharge
16 Storage Temperature -20°C~ 45°C ≤3 Months
0°C ~ 25°C ≤1 Year
17 Weight About 180g /
18 Special Request / /

The Development Timeline Schedule of Custom Battery Pack for Medical Devices

You can get in contact with our consultant to get the specific timeline for your custom battery pack solution.
  • Primary Solution

    We’ll provide you with the primary solution within one day once we get your questionnaire.

  • Drawing Release

    We’ll provide the first version of the CAD drawing within one day and the CAD drawing show you the battery assembly construction.

  • Specification Approval

    We’ll provide you with the specifications to get the approval within 2 days.

  • Estimation

    We’ll provide an estimation for you to approve within 1 day.

  • Tooling

    We’ll need 8-9 weeks to open the tooling for you if your custom 21700 battery pack for electric bikes needs the customized housing.

  • BMS Development

    We’ll need to make the BMS development within 7-10 days and customized smart BMS development takes 25-30 days.

  • Sample Release

    We’ll need 5 days to make the new sample production before release.

  • The Sample Shipping Time

    We’ll need 4-7 days to ship the sample by UPS.

  • Certificates

    You can get your 21700 battery packs for your medical devices within 2-3 weeks expecting the UL certificate.

Parameter Specifications

7.4V 5000mAh 21700 Lithium Ion Battery for Medical Devices Parameter Specifications

No. Item Parameter Remark
1 Nominal Voltage 7.2V 3.6V/Cell
2 Nominal Capacity 5000mAh @0.2C
3 Minimum Capacity 4900mAh /
4 Shipment Voltage / /
5 Initial Internal Impedance ≤100mΩ AC 1KHZ
6 Standard Charge Voltage 8.4V 4.2V/Cell
7 Standard Charge Current 1A @0.2C
8 Max. Charge Current 5A BMS Limit
9 Standard Discharge Current 1A @0.2C
10 Max. Discharge Current 9.8A /
11 Burst Discharge Current / /
12 Discharge Cut-off Voltage 5V 2.5V/Cell
13 Cycle Life ≥500 cycles Retention: ≥80%
14 Charge Temperature 0°C~45°C Standard Charge
15 Discharge Temperature -20°C ~70°C Standard Discharge
16 Storage Temperature -20°C~ 45°C ≤3 Months
0°C ~ 25°C ≤1 Year
17 Weight About 180g /
18 Special Request / /
Development Timeline Schedule

The Development Timeline Schedule of Custom Battery Pack for Medical Devices

You can get in contact with our consultant to get the specific timeline for your custom battery pack solution.
  • Primary Solution

    We’ll provide you with the primary solution within one day once we get your questionnaire.

  • Drawing Release

    We’ll provide the first version of the CAD drawing within one day and the CAD drawing show you the battery assembly construction.

  • Specification Approval

    We’ll provide you with the specifications to get the approval within 2 days.

  • Estimation

    We’ll provide an estimation for you to approve within 1 day.

  • Tooling

    We’ll need 8-9 weeks to open the tooling for you if your custom 21700 battery pack for electric bikes needs the customized housing.

  • BMS Development

    We’ll need to make the BMS development within 7-10 days and customized smart BMS development takes 25-30 days.

  • Sample Release

    We’ll need 5 days to make the new sample production before release.

  • The Sample Shipping Time

    We’ll need 4-7 days to ship the sample by UPS.

  • Certificates

    You can get your 21700 battery packs for your medical devices within 2-3 weeks expecting the UL certificate.

timeline_pre_loader
How We’ll Work Together
Discover
We’ll ask the questionnaire about your inquiry about the 21700 battery pack for medical device needs.
Define
We’ll determine the standard 21700 battery pack for your medical devices.
Estimation
We’ll estimate you according to the volume of your demand.
Contract
We’ll send you the contract once you confirm the unique 21700 battery pack for the medical devices solution.
Prototype
We’ll provide a sample prototype for your test and approval.

More Technical Articles on 21700 Battery Pack

7.4V 5000mAh 21700 Battery Pack for Medical Devices FAQ

How does CMB choose 21700 cells for custom battery pack solutions?

We’ll determine the 21700 cell models according to your needs first. Then we’ll consider the cost to be compatible with the different 21700 cell brands.

Can you provide battery housing for the 7.4V 5000mAh 21700 battery pack for medical devices?

Our primary of the 21700 battery pack is packed by wrap shrink but we also can develop battery housing for your batteries as your needs.

What kind of li ion charger is compatible with 7.4V 5000mAh 21700 battery pack for medical devices?

The 8.4V 2A li-ion charger is compatible.

Do you have the certificates for 7.4V 5000mAh 21700 battery pack for medical devices?

CMB is focusing on custom batteries and we do not have the existing certificates for the 7.4V battery pack for medical devices. Besides, the certificate rights belong to the customers.

Tailored Customization

Our design team can create custom battery designs for just about any device or machine.

Timely Delivery

Our efficient production and distribution process gets your product delivered in a timely manner.

Quality Guarantee

We stand by our products and guarantee you’ll be happy with your purchase.