LI18500-1200 Cylindrical Lithium Ion Cell
3.7V 1200mAh 18500 Lithium Ion Cell for OEM Procurement
iBorn supplies the LI18500-1200 cylindrical lithium ion cell for OEM buyers who need a compact 18.5mm by 50.5mm power cell with 3.7V nominal voltage, 1200mAh capacity, 5C continuous discharge, and 10C peak discharge capability. The page is built for sourcing teams comparing electrical data, certification references, export documentation, and batch consistency before approving sample cells.
For importers evaluating li-ion battery manufacturers or engineering teams comparing lithium-ion battery manufacturers, this procurement page brings together the visible product facts, application fit, technical checks, and RFQ details needed for a practical sourcing conversation.
Media, Description, and Product Specifications
Review the product image, cell description, and specification table together when confirming fit for portable electronics, battery pack assembly, and export procurement programs.
Description
The LI18500-1200 is a cylindrical 18500 lithium ion cell intended for projects that need compact dimensions, stable discharge behavior, and documented electrical limits. It is suitable for review in Bluetooth speakers, flashlights, solar lights, smart locks, GPS trackers, medical devices, POS machines, tools, sweepers, scooters, e-bikes, and outdoor power products when the final device load and pack structure are confirmed through sample testing.
Product Specifications
| Model No. | LI18500-1200 |
|---|---|
| Product Type | Cylindrical 18500 lithium ion battery cell, power type |
| Nominal Voltage | 3.7V |
| Nominal Capacity | 1200mAh, standard discharge after standard charge |
| Maximum Dimensions | 18.5mm diameter by 50.5mm height maximum |
| Cycle Life | At least 800 cycles, at least 80% of initial capacity |
| Charge Method | CC/CV with professional charger |
| Charge Cut-off Voltage | 4.2V |
| Discharge Cut-off Voltage | 2.75V |
| Standard Charge Current | 0.2C |
| Standard Discharge Current | 0.2C |
| Maximum Continuous Charge Current | 1C, 10 degrees C to below 45 degrees C |
| Maximum Continuous Discharge Current | 5C |
| Maximum Peak Discharge Current | 10C |
| Operating Temperature | Charge: 0 to 45 degrees C; discharge: -20 to 60 degrees C |
| Storage Temperature | -20 to 25 degrees C for 12 months; -20 to 45 degrees C for 3 months; -20 to 60 degrees C for 1 month |
| Internal Resistance | 60 milliohms or lower |
| Weight | Approximately 33g |
| Listed Certificates | CE, RoHS, UN38.3, IEC62133, ISO9001, and CB certificate references |
Core Supply Advantages
Power Cell Sourcing Clarity
The visible 5C continuous discharge, 10C peak discharge, cut-off voltages, and current limits give engineers a practical basis for sample testing and pack design review.
Consistent Procurement Data
Model number, dimensions, capacity, internal resistance, weight, and temperature ranges are organized for RFQ comparison, distributor listing, and internal approval checks.
Broad Device Fit
The 18500 format can be reviewed for portable electronics and light power applications where compact cylindrical cells, stable voltage, and export documentation matter.
Related Lithium Battery Reading
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Read ArticleChoosing Rechargeable Lithium Ion Batteries for Modern Portable Electronics
This resource is useful for teams matching capacity, current draw, enclosure size, cycle expectations, and sample testing needs in compact portable electronics.
Read ArticleThe Benefits of 3.7 Volt Lithium Ion Batteries for Industrial Applications
This article connects the LI18500-1200 product data with industrial device needs, including internal resistance, high discharge rate, and practical sourcing checks.
Read ArticleVerified Procurement Feedback
Engineering and sourcing teams value cylindrical lithium ion cells that are clear to specify, practical to sample, and repeatable enough for device-level approval.
5 / 5 rating
"The LI18500-1200 data gave our engineering team a clear starting point for a compact power pack. We focused on discharge current, temperature rise, and device runtime during sample approval."
Battery Pack Engineering Manager, Germany
5 / 5 rating
"For our portable device line, the 18500 format helped us balance available enclosure space and current demand. The specification table made supplier comparison easier for our purchasing file."
Senior Sourcing Specialist, Portable Electronics Brand, United States
5 / 5 rating
"We used the cell data to prepare an RFQ for POS and tracking devices. The key questions were current draw, transport documents, packing, and sample test criteria for repeated orders."
Procurement Lead, Device Integrator, Singapore
Procurement FAQ
These questions cover common engineering and sourcing checks for OEM teams evaluating the LI18500-1200 3.7V 1200mAh cylindrical lithium ion cell.
What should buyers confirm before sourcing the LI18500-1200 cell?
Buyers should confirm the 18.5mm by 50.5mm maximum cell space, 3.7V nominal voltage, 1200mAh capacity, required discharge current, charge method, protection design, destination documentation, and pack assembly requirements before sample approval.
How should engineers evaluate the 5C continuous discharge rating?
Engineers should compare the device load profile with the listed 5C continuous discharge and 10C peak discharge values. Testing should include start-up load, pulse current, temperature rise, voltage drop, and protection circuit behavior under the expected operating conditions.
Which applications are a practical fit for this 18500 lithium ion cell?
The product page lists applications such as Bluetooth speakers, flashlights, solar lights, smart door locks, GPS trackers, parking devices, medical devices, POS machines, power tools, garden tools, sweepers, electric scooters, electric bikes, and outdoor power supply products.
What documentation is listed for procurement review?
The product page lists CE, RoHS, UN38.3, IEC62133, ISO9001, and CB certificate references. Buyers should confirm document versions, model coverage, destination market needs, label requirements, and transport paperwork before production purchasing.
How should the charge and discharge limits be used in pack design?
The listed charge cut-off voltage is 4.2V and the discharge cut-off voltage is 2.75V. Pack designers should match the charger, protection circuit, device firmware, and load profile to these limits, then verify behavior through device-level sample testing.
What RFQ details help iBorn review a cylindrical cell project?
An RFQ should include target quantity, application, cell format, required current, pack structure, protection circuit needs, connector or tab requirements, operating temperature, storage conditions, destination market, documentation needs, and sample approval criteria.
Prepare an 18500 Cell Sourcing Request
Share your device application, expected quantity, pack structure, required discharge current, charging method, protection design, operating temperature, destination market, and required documentation. iBorn can review the LI18500-1200 fit for compact portable electronics, light power products, and battery pack assembly projects.
Request Cell Sourcing SupportRFQ Checklist
- Confirm model, cell size, voltage, capacity, discharge current, and charge method.
- Provide device load profile, pack structure, protection circuit needs, and sample test criteria.
- Check certificates, transport paperwork, packing, labeling, destination market, and order quantity.
