43.2V 12Ah 21700 Battery Pack for Drone

43.2V 12Ah 21700 Drone Battery Packs

CMB proudly designs and manufactures battery packs specially crafted and equipped for electric surfboards and eFoils. Learn more about our electric surfboard battery offerings below, and reach out to a CMB team member today to get started with your custom battery pack design.

43.2V 12Ah 21700 Drone Battery Pack

The engineering team of CMB is devoted to designing drone batteries with long-lasting and reliable quality. With a high discharge current and weight limit of 21700 battery pack for drone, we’ll accurately calculate the internal resistance and temperature from the 43.2V 12Ah 21700 battery pack. We’ll consider the 21700 li-ion cells, nickel materials, wiring routes, and BMS solutions to reduce the internal resistance and temperature, which make the 12S 21700 drone batteries with optimal performance and long cycles.

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43.2V 12Ah 21700 Battery Pack for Drone Parameter Specifications

No. Item Specification Note
1 Nominal Voltage 43.2V 3.6V/Cell
2 Nominal Capacity 12.6Ah @0.2C
3 Minimum Capacity 12Ah /
4 Initial Internal Impedance ≤200mΩ AC 1KHZ
5 Standard Charge Voltage 50.4V 4.2V/Cell
6 Standard Charge Current 2.52A @0.2C
7 Max. Charge Current 25A BMS Limit
8 Standard Discharge Current 2.52A @0.2C
9 Max. Discharge Current 63A /
10 Discharge Cut-off Voltage 30V 2.5V/Cell
11 Cycle Life ≥500 cycles Retention: ≥80%
12 Charge Temperature 0°C~60°C Standard Charge
13 Discharge Temperature -40°C ~60°C Standard Discharge
14 Storage Temperature -20°C~ 45°C ≤3 Months
0°C ~ 25°C ≤1 Year
15 Weight About 3.6Kg /

The Development Timeline for Custom 43.2V 12Ah 21700 Drone Battery Packs

To obtain a specific timeline for your custom battery, get in touch with a CMB consultant.
  • Preliminary Design

    After receiving your initial questionnaire, we’ll create a custom design for your battery. Timeframe: 2 days.

  • 3D Drawing

    Next, we’ll provide you with a detailed CAD drawing of your custom battery. Timeframe: 2 days.

  • Approval of Specifications

    We’ll share your battery pack specifications for your approval. Timeframe: 2 days.

  • Estimate

    Next, we’ll create a pricing estimate for you to sign off on. Timeframe: 1 day.

  • Housing

    If your battery pack requires custom housing, we’ll require some additional time to accommodate this request. Timeframe: 8-9 weeks.

  • BMS Development

    We’ll craft a custom battery management system (BMS) for your unique battery to ensure safe and effective performance. Timeframe: 7-10 days for standard BMS, 25-30 days for Smart BMS.

  • Sample Creation

    Next up, we’ll create a sample battery pack for you to sign off on before production. Timeframe: 5 days.

  • Sample Shipment

    Once your sample is ready, we’ll ship it straight to you for approval. Timeframe: 4-7 days.

  • Certification

    We can also assist with obtaining UL certification for your custom battery pack. Timeframe: 2-3 weeks.

Specifications

43.2V 12Ah 21700 Battery Pack for Drone Parameter Specifications

No. Item Specification Note
1 Nominal Voltage 43.2V 3.6V/Cell
2 Nominal Capacity 12.6Ah @0.2C
3 Minimum Capacity 12Ah /
4 Initial Internal Impedance ≤200mΩ AC 1KHZ
5 Standard Charge Voltage 50.4V 4.2V/Cell
6 Standard Charge Current 2.52A @0.2C
7 Max. Charge Current 25A BMS Limit
8 Standard Discharge Current 2.52A @0.2C
9 Max. Discharge Current 63A /
10 Discharge Cut-off Voltage 30V 2.5V/Cell
11 Cycle Life ≥500 cycles Retention: ≥80%
12 Charge Temperature 0°C~60°C Standard Charge
13 Discharge Temperature -40°C ~60°C Standard Discharge
14 Storage Temperature -20°C~ 45°C ≤3 Months
0°C ~ 25°C ≤1 Year
15 Weight About 3.6Kg /
Development Timeline

The Development Timeline for Custom 43.2V 12Ah 21700 Drone Battery Packs

To obtain a specific timeline for your custom battery, get in touch with a CMB consultant.
  • Preliminary Design

    After receiving your initial questionnaire, we’ll create a custom design for your battery. Timeframe: 2 days.

  • 3D Drawing

    Next, we’ll provide you with a detailed CAD drawing of your custom battery. Timeframe: 2 days.

  • Approval of Specifications

    We’ll share your battery pack specifications for your approval. Timeframe: 2 days.

  • Estimate

    Next, we’ll create a pricing estimate for you to sign off on. Timeframe: 1 day.

  • Housing

    If your battery pack requires custom housing, we’ll require some additional time to accommodate this request. Timeframe: 8-9 weeks.

  • BMS Development

    We’ll craft a custom battery management system (BMS) for your unique battery to ensure safe and effective performance. Timeframe: 7-10 days for standard BMS, 25-30 days for Smart BMS.

  • Sample Creation

    Next up, we’ll create a sample battery pack for you to sign off on before production. Timeframe: 5 days.

  • Sample Shipment

    Once your sample is ready, we’ll ship it straight to you for approval. Timeframe: 4-7 days.

  • Certification

    We can also assist with obtaining UL certification for your custom battery pack. Timeframe: 2-3 weeks.

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How We’ll Work Together
Discover
We’ll ask questions via our inquiry form about your specific battery needs. Please provide us with the voltage, capacity, specific battery casing, and any special requirements at this time.
Design
We’ll design the ideal battery pack for your device.
Contract
We’ll send you a contract once you sign off on your unique battery pack design.
Estimate
We’ll provide you with an estimate according to the volume you require.
Prototype
We’ll produce and deliver a sample product for you to test and approve.
Production and Delivery
We’ll manufacture, QC check, and deliver your custom battery order.

43.2V 12Ah 21700 Drone Battery Pack Applications

43.2V 12Ah 21700 Battery Pack for Drone FAQ

How long is the battery life of CMB’s 43.2V 12Ah 21700 drone battery packs?

Battery life can depend on usage, maintenance, and operation modes, but generally speaking, these battery packs have a lifespan of 200-500 charge cycles.

Does CMB offer custom 21700 battery packs for drones?

Absolutely. CMB specializes in crafting custom battery packs for all sorts of applications, including for drones. Please fill out our customization questionnaire so we can begin designing your unique drone battery pack.

What kind of lithium-ion charger is compatible with 43.2V 12Ah 21700 battery packs for drones?

50.4V 4A li-ion chargers are compatible with these types of battery packs. Using these compatible chargers, your battery will take 4-5 hours to fully charge.

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.