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AMP-00 Battery pack design and build

From mission spec to parts in hand. In days.

Enter the runtime, power, voltage and size limits for your product. Amplan sizes the pack, designs the current collectors and cell holders, checks each requirement, and then builds the pack.

Line drawing of a 12S2P honeycomb battery pack: 24 cylindrical 21700 cells in a triangular lattice, grouped into 12 series groups from B− to B+. B− B+ 98.0 116.3
12S2P honeycomb pack, 24 × 21700 cells, 44.4 V nominal.
Scroll ↓ 12S2P 44.4 V 21700
AMP-01 The problem

A custom battery pack typically takes months to design and build. The work is split across spreadsheets, cell datasheets, CAD files and supplier emails.

  1. P-01 Requirements checked too late

    Packs are often specified by capacity before the mission is fully defined. Efficiency, peak power, size and weight are verified late, so shortfalls surface in testing rather than in design.

  2. P-02 Manual contact-system design

    Current collectors, cell holders and voltage-sense wiring are usually drawn by hand in CAD. Clearances and weld locations are reviewed visually, so errors are easy to miss before parts are made.

  3. P-03 Fragmented sourcing

    Cells, interconnects, holders and the BMS come from separate suppliers, each with its own quotes, minimum orders and lead times. Coordinating them stretches every build schedule.

AMP-02 Workflow

How a pack gets made

  1. 01 Mission

    Define the requirements

    You enter what the product needs: flight time or range, continuous and peak power, system voltage, efficiency, size and weight limits, and operating temperature. Capacity and energy are calculated from these inputs.

    Input · Mission requirements

    Application
    DRONE
    Flight
    30 min
    Power
    800 W
    Voltage
    22.2 V
    Efficiency
    88 %
  2. 02 Plan

    Size the pack and check it

    The planner calculates the required energy and capacity, selects a cell from a library of about 35, and sets the series and parallel count. Each requirement is marked PASS, NEAR PASS or FAIL, with the margin shown. If a requirement fails, the planner suggests up to three alternative cells.

    Output · Calculated

    Energy
    455 Wh
    Capacity
    20.5 Ah
    Config
    6S4P
    V_pack
    22.2 V
    VERDICT: PASS
    6S4P rectangular layout: 24 cells grouped into 6 series groups of 4.
  3. 03 Design

    Design the current collectors and holders

    Using the cell, the series-parallel configuration and the terminal positions, the design module groups the cells and generates laser-cut nickel or copper current collectors, 3D-printable cell holders and voltage-sense wiring. Design rules are checked before any file is exported. If a check fails, export is blocked and the failed rule is reported.

    Design rules: PASS Export · enabled
    6S4P honeycomb layout with a copper collector outline per series group, weld spots and anti-shunt slits on every cell.
  4. 04 Build

    Build and ship the pack

    The design is exported as laser-cutting files (DXF/SVG), holder models (STEP), a bill of materials and a job traveler. We use these files to source the parts, assemble the pack and ship it to you.

    • DXF
    • STEP
    • BOM
    • TRAVELER
    Assembled 6S4P pack in its enclosure, with collectors, sense flex, thermistors and terminals, being welded on an X-Y gantry. SENSE B− B+

Input · Mission requirements

Application
DRONE
Flight
30 min
Power
800 W
Voltage
22.2 V
Efficiency
88 %

Output · Calculated

Energy
455 Wh
Capacity
20.5 Ah
Config
6S4P
V_pack
22.2 V
VERDICT: PASS
Design rules: PASS Export · enabled

Output files

  • DXF
  • STEP
  • BOM
  • TRAVELER
AMP-03 Why Amplan

Every design is checked before it is built.

01 · Per-requirement results

Runtime, power, weight, size and temperature each get their own PASS, NEAR PASS or FAIL result, with the margin or shortfall shown.

02 · Design rule checks

Collector and holder geometry is checked against design rules before export. A design that fails a rule cannot be exported until it is corrected.

03 · Requirements to hardware

Sizing, mechanical design, sourcing and assembly are handled in one process, so the original requirements carry through to the finished pack.

AMP-04 Who it's for

Teams building battery-powered products.

  • R-01 24–48 V

    Robotics & humanoids

    Packs for mobile bases, robot arms and humanoids, where actuator peak current and a fixed chassis volume often determine the cell choice.

    Sample spec sheet.pdf
  • D-01 6S–14S · 22–52 V

    Drones, UAV & eVTOL

    Packs for multirotor, fixed-wing and eVTOL aircraft, sized from flight time and power draw and checked against the airframe weight budget.

    Sample spec sheet.pdf
  • E-01 36–72 V

    E-mobility & LEV

    Packs for scooters, e-bikes and light electric vehicles, sized from range and continuous power to fit the available frame space.

    Sample spec sheet.pdf

Robotics, drones, e-bikes, humanoids, eVTOL, rovers.

AMP-08 Request a demo

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