GEB 32650 3.2V 6000mAh Cylindrical LiFePO4 Battery Cell (32×65mm)

Name: GEB 32650 3.2V 6000mAh Cylindrical LiFePO4 Battery Cell (32×65mm)
Brand: GEB
Price: 16.80 USD
Availability: PreOrder

Grade-A GEB 32650 3.2V 6000mAh Cylindrical LiFePO4 Battery Cell (32×65mm) (3.2V, 6000mAh) cylindrical battery with 32×65mm dimensions, low IR, and UN38.3 documentation for High-power electric mobility, solar street lighting, power tools, commercial energy storage modules.

Cylindrical Lithium Battery

B2B Engineering Review & Pricing

Direct manufacturer supply, custom BMS telemetry, and CAD fit validation for OEM/ODM projects.

⚡ Send Inquiry 📄 Request Datasheet & Pinout

✔ Response target: Target response within 12 business hours during business hours; timing varies by inquiry complexity and working hours.

✔ Typical Lead Time: 7–10 business days for prototypes; 15–20 business days for mass production after final specification approval. Final timing is confirmed after tooling, testing, and order review.

✔ Shipping documentation: Applicable UN38.3 test documentation, MSDS/SDS, CE and Class 9 dangerous-goods requirements are confirmed per selected configuration and shipment.

Product Details

Direct Answer / Engineering Summary

The GEB 32650 3.2V 6000mAh Cylindrical LiFePO4 Battery Cell is an industrial heavy-duty Lithium Iron Phosphate cell providing 3.2V nominal voltage and 6,000mAh rated capacity (19.2Wh energy). Weighing approximately 145g (±5g) with an ultra-rugged 32×65mm steel casing, this cell offers superior intrinsic thermal runaway resistance (withstanding up to 270°C before decomposition), ultra-long service life exceeding 2,000–3,500 cycles at 80% DoD, continuous discharge rates up to 3C (18A), and peak pulse output to 5C (30A). It is widely specified for solar street lighting, AGVs, electric utility carts, and stationary energy storage modules.

Engineering Overview

Product Overview

The GEB 32650 3.2V 6000mAh Cylindrical LiFePO4 Battery Cell (32×65mm) is an industrial-grade cylindrical cell manufactured to strict electrochemical tolerances for high-reliability energy storage and mobility applications. Featuring a 3.2V nominal voltage and 6000mAh rated capacity (19.2Wh total energy), this cell incorporates a laser-welded precision steel can, an explosion-proof safety pressure-relief vent, and low internal impedance (≤8.0 mΩ). With physical dimensions of Ø 32.2 ± 0.2 mm × H 65.5 ± 0.3 mm; unit weight is confirmed for the selected configuration. 145g ± 5g, it is engineered for solar street lighting, AGVs, utility carts, telecom backup systems, and commercial energy storage modules. Before module assembly, verify cell spacing holders, nickel strip spot welding current, and battery management system (BMS) balancing thresholds.

Quick Reference

Product Specifications

Feature / Attribute	Technical Specification
Battery Chemistry	Lithium Iron Phosphate (LiFePO4 Cylindrical)
Nominal Voltage & Capacity	3.2V / 6000mAh (19.2Wh total energy)
Physical Dimensions & Weight	Ø 32.2 ± 0.2 mm × H 65.5 ± 0.3 mm / Approx. 145g ± 5g
Continuous Discharge Rating	1.0C–3.0C (6A–18A continuous discharge)
Peak Pulse Discharge	5.0C (30A peak pulse ≤ 10s)
Target Applications	Solar street lighting, commercial energy storage, AGVs, electric floor scrubbers, telecom backup
Terminal Form Factor	Flat Top / Button Top / Pre-welded Solder Tabs / Threaded M6 Studs
Service Life / Endurance	≥ 2,000–3,500 cycles (@ 80% DoD, 25°C, 0.5C/0.5C)

Engineering Data

Technical Specifications

Parameter	Value	Test Conditions & Engineering Tolerances
Nominal Operating Voltage	3.2V	Standard measurement @ 25°C, 0.2C discharge rate
Upper Charge Cutoff Voltage	3.65V ± 0.03V	CC/CV charge mode, 0.02C termination current
Discharge Lower Cutoff	2.50V ± 0.05V	Safety lower voltage threshold calibrated in BMS
Standard Charge Current	0.5C (3.0A) \| Max Charge: 1.0C (6.0A)	CC/CV smart charging profile @ 25°C
Internal AC Resistance (1kHz)	≤ 3.0–8.0 mΩ	1kHz AC test @ 25°C fully charged state
Long-Term Storage Voltage	3.25V–3.30V (40%–50% SoC)	Recommended storage humidity < 70% RH @ 15–25°C
Cell Consistency Screening	ΔV ≤ 3mV \| ΔR ≤ 1.5mΩ	Pre-assembly automated barcode classification SOP
Operating Temperature Range	Charge: 0~45°C \| Discharge: -20~60°C	Ambient environmental test qualification

Engineering Validation

Equipment Compatibility & Engineering Fit Check

Before deploying GEB 32650 3.2V 6000mAh Cylindrical LiFePO4 Battery Cell (32×65mm), verify these verified electrical and mechanical boundary requirements:

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Voltage & Charge Cutoff: Nominal 3.2V (charging CC/CV cutoff at 3.65V); confirm charger algorithm strictly matches this chemistry.

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Capacity & Energy Budget: Rated at 6Ah; verify system run-time calculations under planned discharge currents.

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Physical Envelope: Specified at 32×65mm; allow 5–10mm buffer in battery tray for expansion and lead harness.

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Cycle Reliability: Verified for ≥ 2,000–3,500 cycles (@ 80% DoD, 25°C) under controlled DOD and thermal management.

💡 Custom Engineering Fit: Contact our Shenzhen engineering team to verify CAD models, custom wire leads, or BMS CANbus telemetry for this product.

Operational Suitability

Operational Boundary Conditions

✔ Recommended Fit & Use Cases:

Electronic devices and OEM packs matched with 3.2V / 6Ah power curves.
Commercial designs requiring high volumetric energy density and predictable discharge curves.
Projects requiring batch consistency with automated barcode impedance sorting.

⚠ Operational Constraints & Limits:

Do not discharge below minimum cutoff voltage or charge beyond 3.65V.
Maintain operational surface temperature within -20°C to +60°C discharge (0°C to +45°C charge).
Ensure connector polarity and pin assignment match system schematics prior to initial power-up.

First-Party Standards

First-Party Manufacturing SOP & Export Compliance

🏭 Automated Grading & Matching Cells classified via automated OCV/ACIR sorting (ΔV ≤ 2–3mV, ΔR ≤ 1.2mΩ) for tight pack balance.

🔬 Joint Integrity & Testing Laser or ultrasonic busbar welding with destructive pull test validation ≥ 5.0–8.0 kgf per terminal.

📦 Full Cycle Aging Verification 100% full charge-discharge cycle screening and thermal imaging prior to warehouse dispatch.

🌐 Export & Regulatory Clearance Supplied with certified UN38.3 test summaries, MSDS, 1.2m drop reports, and Class 9 DG shipping documentation.

Turnaround: 7–10 days prototypes; 15–20 days mass production per custom tooling requirements. View Verified Manufacturing Equipment & Testing Facility →

Decision Support

Technical Whitepapers & Engineering Guides

B2B Manufacturing Read Guide →

High-Performance Cylindrical Batteries: 16 Years of B2B Manufacturing

Technical breakdown of automated cell sorting, delta IR matching, laser welding busbars, and cycle aging protocols.

QC & Testing Read Guide →

Industrial Cylindrical Batteries: QC, Aging and Test Standards

Key factory inspection criteria for cylindrical packs, thermal management, vibration testing, and BMS protection thresholds.

Sourcing Verification Read Guide →

Cylindrical Battery Sourcing: Capacity and QC Verification Guide

How hardware engineers evaluate true C-rate capability, temperature rise curves, and Grade-A barcode traceability.

⚙ Engineering FAQ & B2B Procurement Specifications

What is the turnaround time for custom battery pack prototypes and mass production for GEB 32650 3.2V 6000mAh Cylindrical LiFePO4 Battery Cell (32×65mm)?

Custom prototype development typically requires 7 to 10 business days after CAD drawing approval and technical specification freeze. Commercial mass production turnaround is typically 15 to 20 business days. Standard OEM minimum order quantities (MOQ) start at 50 to 100 units depending on cell chemistry, custom mold tooling, and casing complexity.

Does GEB provide UN38.3 test summaries, MSDS, and Class 9 dangerous goods export compliance?

Yes. General Electronics Technology (GEB) provides complete first-party compliance verification for all industrial battery packs, including UN38.3 test reports, 1.2m drop test appraisal certificates, MSDS/SDS sheets, and certified dangerous goods packaging compliant with IATA air transport and IMDG maritime shipping regulations.

What smart telemetry protocols and BMS protection features are supported?

Our custom smart BMS architectures support industry-standard communication protocols including UAVCAN, CANbus 2.0B, SMBus, UART, and RS485. Integrated hardware protections include multi-tier over-voltage, over-discharge, continuous over-current, short-circuit, and dual-channel NTC thermal cutoff safeties with active cell balancing options.

What are the recommended continuous and peak burst discharge margins?

To maximize lifecycle endurance and electrochemical stability, we recommend designing with a 15% to 20% continuous discharge headroom margin under typical operating loads. Peak burst discharge ratings should strictly adhere to specified duration windows (typically ≤10 seconds) while ensuring pack operating temperatures remain below 65°C.