LD21700 12S4P 2000mAh 43.2v

Description
Specs

Lan Dazzle 21700 12S4P Lithium-Ion Battery Pack

Harness high-voltage, high-capacity power in a single, rugged package with Lan Dazzle’s custom 21700 12S4P lithium-ion battery pack. Built from premium 3.6 V, 5 Ah 21700 cells arranged in 12-series and 4-parallel, this pack delivers a nominal 43.2 V at 20 Ah (≈864 Wh) with industry-leading discharge capabilities—ideal for electric vehicles, heavy-lift drones, robotics, and stationary energy storage.

Key Features

High Voltage & Capacity
- Nominal 43.2 V (12 × 3.6 V) and 20 Ah (4 × 5 Ah) yields 864 Wh of energy in a compact footprint.
Exceptional Discharge Performance
- Continuous discharge up to 25 C (≈500 A) for sustained heavy-load operation.
- Peak discharge up to 36 C (≈720 A) for short-duration surge demands.
Robust Thermal Management
- Standard flame-retardant PVC shrink-wrap enclosure.
- Optional aluminum or steel housing, phase-change thermal interface materials, or forced-air cooling for high-duty-cycle use.
Customizable Form Factor & Connectors
- Standard connectors: XT90 or fully bespoke cable assemblies.
- Pack dimensions, mounting points, and harness routing tailored to your mechanical design.
Global Safety Certifications
- Fully compliant with UN38.3, IEC 62133, and RoHS for worldwide transport and operation.

Technical Specifications

Specification	Details
Cell Type	21700 Li-ion (3.6 V nominal; 5 Ah; 25 C continuous; 36 C peak)
Configuration	12S4P (12 in series × 4 in parallel)
Nominal Voltage	43.2 V
Nominal Capacity	20 Ah
Energy	≈864 Wh
Continuous Discharge Current	25 C × 20 Ah = 500 A
Peak Discharge Current	36 C × 20 Ah = 720 A
Full Charge Voltage	50.4 V
Operating Temperature	–20 °C to +60 °C (discharge); 0 °C to +45 °C (charge)
Dimensions	84mm × 126mm × 140mm (customizable)
Weight	~3.44 kg (depending on enclosure & connectors)
Connectors	XT90; custom options
Certifications	UN38.3, IEC 62133, RoHS

Applications

Electric Vehicles & E-Mobility: 43.2 V systems for e-bikes, scooters, and light EVs requiring long range and high power.
Heavy-Lift Drones & UAVs: Extended endurance and payload capacity with burst-power for rapid maneuvers.
Industrial & Service Robotics: Drives high-torque motors, actuators, and multi-axis manipulators.
Stationary Energy Storage: UPS, off-grid and micro-grid storage for telecom, edge computing, and renewable integration.
Portable Power Stations: Field-deployable energy supply for construction, film production, and emergency response.

Why Choose Lan Dazzle?

Fully Customizable
Design every aspect—from cell chemistry and pack shape to BMS firmware and connector type—to your exact specifications.
Premium Quality Assurance
In-house manufacturing, rigorous QC (cycle, vibration, thermal testing), and Grade A cells guarantee reliability and safety.
Scalable Production
Prototype through large-volume manufacturing—our agile production lines adapt to your lead-time and volume needs.。
End-to-End Technical Support
Expert guidance from initial consultation, through certification and integration, to after-sales service ensures seamless deployment.