Why Choose This Product
40C Low-Temperature Lithium Battery 656360 Custom 2800mAh Specialty 3.7V Pouch Cell Power gives equipment manufacturers a clear custom battery starting point with 3.7V, 2800mah, -40C, Lithium Polymer and a structure that can be adapted for BMS protection, connector layout and installation space.
Product Overview
40C Low-Temperature Lithium Battery 656360 Custom 2800mAh Specialty 3.7V Pouch Cell Power is a custom Lithium Polymer solution for field equipment, tactical communication devices, rugged instruments and special-purpose power systems. Key specifications include 3.7V, 2800mah, -40C, Lithium Polymer, making this pack suitable for OEM projects that require stable output, controlled protection, mechanical fit and repeatable batch production.
The pack reaches the required electrical output by arranging selected cells in series and parallel. A BMS or protection circuit supervises charge, discharge, current and temperature behavior so the battery can work safely inside military and special equipment battery equipment.
Best-Fit Buying Scenario
This product is suitable for special equipment projects where low-temperature behavior, rugged construction, predictable runtime and repeatable batch quality are important. The design should be checked against field charging methods, transport conditions and device installation limits. As a Lithium Polymer Battery product, the pack can be adjusted through cell selection, BMS design, wiring, enclosure and testing process.
Product Features
- Lithium Polymer pack design for Military and Special Equipment Battery applications
- BMS or protection circuit support for charge, discharge, current and temperature safety
- Custom connector, cable, enclosure, label and communication interface options
- Designed for sample evaluation and repeatable batch production
- Thin and lightweight cell layout for space-limited devices
- Custom pack shape can be reviewed against the device cavity
- Rugged pack options for field use, transport and low-temperature operation
- Sample validation can focus on vibration, runtime and cold discharge behavior
- Voltage: 3.7V
- Capacity: 2800mah
- Operating temperature: -40C
Engineering Notes
- Confirm continuous current, peak current and duty cycle before final cell and BMS selection
- Match the charger profile to the selected chemistry and series configuration
- Reserve mechanical space for cell expansion allowance, insulation, cable bend radius and fixation points
- Use 3.7V as the starting voltage reference and verify the acceptable device input range
- Use 2800mah as the runtime reference and validate working time under real load conditions
- Check -40C against storage, charging and discharge conditions for the final environment
- For special equipment, confirm transport requirements, cold-start conditions, enclosure strength and field charging method
Configuration Options
- Voltage and capacity can be adjusted according to the equipment input range and runtime target
- Cell chemistry can be selected for energy density, cycle life, safety or low-temperature behavior
- BMS functions can include balancing, temperature sensing, overcurrent protection and communication
- Housing can be PVC shrink, plastic case, metal enclosure or sealed waterproof structure
- Connector, wire gauge, cable length and pin definition can follow the device drawing
- Labels, carton marks and export documents can be prepared for batch shipment
Technical Specifications
| Nominal Voltage | 3.7V |
|---|---|
| Capacity | 2800mah |
| Low Temperature Rating | -40C |
| Battery Chemistry | Lithium Polymer |
Applications
- Military and Special Equipment Battery
- field equipment, tactical communication devices, rugged instruments and special-purpose power systems
- OEM equipment power supply
- low-temperature or demanding operating environments
- custom industrial battery projects
Customization Options
- Lithium Polymer Battery
- selected battery cells
- BMS or protection PCB
- nickel strip, busbar and internal wiring
- connector, cable harness and insulation structure
- confirm device input voltage, peak current and connector polarity before installation
- reserve space for fixing, cable bend radius and heat dissipation
- use a charger matched to the approved battery configuration
- confirm communication protocol if smart BMS is required
Production and Testing
- incoming cell voltage, capacity and internal resistance sorting
- series-parallel assembly and welding inspection
- BMS protection function test
- charge-discharge verification
- temperature or environmental validation when required
- final appearance, label and packaging inspection
Why Choose Our Product
- cell batch traceability and matching
- electrical safety and polarity check
- BMS protection verification
- aging and capacity sampling
- shipping label and packaging inspection
- avoid long-term storage at full discharge
- inspect cables, connectors and enclosure regularly
- store in a dry environment within the approved temperature range
- stop using the pack if swelling, leakage, abnormal heat or physical damage appears
Packaging and Export Support
Export packaging can be prepared with insulated cartons, labels and documents according to the final battery chemistry, watt-hour rating and transport method. UN38.3, MSDS, CE, RoHS or other project documents can be planned when required.
FAQ
Can 40C Low-Temperature Lithium Battery 656360 Custom 2800mAh Specialty 3.7V Pouch Cell Power be customized?
Yes. Voltage, capacity, BMS, connector, wire length, housing and label can be customized according to the equipment requirement.
What information is needed before production?
The engineering team should confirm voltage, capacity, size limit, discharge current, charging method, connector definition, operating temperature and target certification before sample production.
Can samples be made before mass production?
Yes. A normal project can start with requirement review, sample production, testing confirmation and then batch production.
What information is needed for quotation?
Please provide application, voltage, capacity, size limit, discharge current, connector type, charging method, target market and quantity.
Related Battery Products
About Us
We support OEM and ODM battery pack projects from requirement review and cell selection to BMS design, sample testing, batch assembly and export packaging. Buyers can provide equipment drawings, load data and target market requirements so the battery pack can be matched to the final application.