Lithium Battery Manufacturing Solutions

Battery Assembly & Testing Equipment, Built for Scale

NEGUP MACHINE delivers complete cylindrical and prismatic battery production lines, single-station assembly machines, and high-precision testing systems — helping cell and pack makers improve yield, consistency and throughput.

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  • ✓ Cylindrical & prismatic cells
  • ✓ OCV/IR sorting & grading
  • ✓ Servo spot-welding lines

Product Line 01

Battery Assembly Lines

Turnkey production lines for cylindrical and prismatic cells — from cell feeding and sorting to welding, inspection and packing.

NG-001

Cylindrical Cell Line

18650 / 21700 / 26650 / 32650 / 32700 automated lines covering feeding, OCV/IR sorting, sticker, spot welding and pack assembly.

NG-002

Prismatic & Pouch Line

Stacking, fixture assembly and laser/resistance welding lines for square and pouch cells with flexible layout.

NG-003

Pack & Module Line

BMS integration, spot-welding and end-of-line testing stations for battery modules and packs.

Product Line 02

Battery Assembly Equipment

Reliable single-station machines engineered for stable, repeatable cell and pack assembly.

NG-004

Cell Sorting Machine

Automatic OCV/IR sorting for cylindrical cells with multi-channel classification and traceable data export.

  • Compatible: 18650 / 21700 / 26650 / 32650
  • IR range: 10 mΩ – 3.2 kΩ, ±0.5% accuracy
  • Sorting speed: up to 4,500 pcs/h
NG-005

Sticker / Labeling Machine

Single-sided automatic pasting of insulation paper or PVC for cell terminals, with high-speed rotary feeding.

  • Hopper capacity: 500 pcs/batch
  • Compatible: 18650 / 21700 / 26650
  • Efficiency: 4,500 – 4,800 pcs/h
NG-006

Spot Welding Machine

Single & double-sided servo spot welders with inverter DC / transistor power supplies for nickel strips.

  • Servo-driven head, 180° rotation
  • Welding speed: 0.6 – 0.8 s/point
  • Real-time current monitoring & alarm
NG-007

Inverter DC Welder

Transistor / inverter DC welding power supply with constant-current, constant-voltage and mixed control.

  • Max current: 5,000 – 8,000 A
  • Welding time: 1.0 – 20.0 ms (0.1 ms step)
  • False-weld prevention alarm
NG-008

Comprehensive Tester

Power battery pack comprehensive tester verifying open-circuit voltage, IR, charge/discharge and protection.

  • 1 – 24 series selectable
  • Over-current / over-charge protection test
  • Internal resistance & BMS check
NG-009

BMS Protection Tester

Dedicated tester for protection boards validating over-charge, over-discharge and balance functions.

  • 1 – 6 S and 1 – 24 S versions
  • Over-current threshold: 1 – 120 A
  • Balance current up to 1000 mA

Product Line 03

Battery Testing Equipment

Formation, grading and aging systems with energy-feedback options for accurate capacity and lifecycle evaluation.

NG-010

Formation & Grading Cabinet

Cylindrical and prismatic cell grading cabinets with constant-current / constant-voltage charge and precise capacity sorting.

  • Voltage range: 5 V / 10 V / 20 V per channel
  • Current accuracy: ±(0.1% RD + 0.1% FS)
  • Data export: Excel / TXT / charts
NG-011

Battery Aging Test System

Low / medium / high-voltage aging cabinets for pack endurance verification, with optional energy feedback.

  • Low: up to 70 V / Medium: up to 150 V
  • High-voltage series: 400 – 1800 V
  • CC-CV charging, capacity ±1‰
NG-012

Internal Resistance Tester

AC internal-resistance and DC voltage meters for fast, repeatable cell condition assessment.

  • IR range: 10 mΩ – 1 kΩ, 6 ranges
  • Voltage: DC 6 V / 60 V switchable
  • Built-in comparator, 30 sorting conditions

About NEGUP MACHINE

Dongguan Negup New Energy Equipment Co., Ltd.

NEGUP MACHINE is a Chinese manufacturer of lithium battery assembly and testing equipment. We focus on cylindrical and prismatic cell production — from single machines to complete lines — and serve customers in electric vehicles, energy storage, power tools and 3C batteries.

Every machine is built around stable welding consistency, accurate sorting/grading and full data traceability, helping our customers reduce defects and raise yield.

Talk to Our Team
  • Customized lines tailored to your cell format and capacity targets.
  • Stable quality via servo control and real-time monitoring.
  • Data traceability with QR scanning and Excel reporting.
  • Global support for installation, commissioning and training.
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Applications

Where Our Equipment Works

Electric Vehicles Energy Storage (ESS) Power Tools E-bikes & Scooters 3C & Consumer Electronics Garden & Industrial Tools

Contact Us

Let's Build Your Battery Line

Tell us your cell format, target capacity and daily output. Our team replies within 1 business day with a tailored proposal.