3.7V 900mAh Polymer Battery AS703040
Upgrade your portable electronics with this reliable 3.7V 900mAh Lithium Polymer Battery (Model: AS703040). Featuring an integrated Protection Circuit Module (PCM) and a sensitive NTC Thermistor for temperature monitoring, this 3.33Wh battery ensures safe operation and longevity. It comes equipped with a standard XHR-3P connector, making it an ideal, plug-and-play power replacement or upgrade for smart devices, handheld gadgets, and IoT applications.
Description
Model AS703040 – Polymer Battery
Voltage: 3.7V | Capacity: 900mAh (3.33Wh) | Size: 43×30.5×7.1mm
Engineered for stability and safety, this AS703040 Lithium Polymer Battery delivers consistent power in a compact form factor. Unlike standard batteries, this unit includes a built-in NTC Thermistor, allowing your device to monitor battery temperature in real-time to prevent overheating during charging or discharging.
The robust Protection Circuit safeguards the cell against over-charging, over-discharging and short circuits, significantly extending the battery’s lifecycle. With a capacity of 900mAh and an energy rating of 3.33Wh, it provides substantial runtime for energy-hungry mini devices. The inclusion of the XHR-3P connector simplifies installation, ensuring a secure connection for your specific application.
Technical Specifications
| Battery Type | Polymer Battery |
| Part Number | AS703040 |
| Voltage @ Capacity | 3.7V @ 900mAh (3.33Wh) |
| Protection Circuit | Yes (PCM Included) |
| Thermistor (NTC) | Yes |
| Wires | UL1571 AWG28 50mm |
| Connector | XHR-3P |
| Dimensions (L x W x T) | 43mm x 30.5mm x 7.1mm |
| Charge Current | 0.2C to 0.5C (Standard Charge) |
| Discharge Current | 0.5C to 1.0C (Continuous) |
| Storage Temperature | 15°C to +35°C |
Core Advantages
- ✔
Enhanced Safety with NTC: Equipped with a thermistor to monitor temperature changes, ensuring operation within -20°C to +70°C safe range. - ✔
Integrated Protection: Built-in PCM prevents damage from voltage spikes, short circuits and over-current, guaranteeing user safety. - ✔
High Energy Density: 3.7V 900mAh configuration offers excellent capacity-to-size ratio, maximizing usage time without adding bulk. - ✔
Plug-and-Play Design: Pre-installed XHR-3P connector and 50mm wires allow for easy, solder-free integration. - ✔
Reliable Performance: Supports standard charge/discharge rates for steady and consistent power delivery.
Perfect For Applications
health trackers and smart glasses.
mini speakers and MP3 players.
Wireless sensors, smart locks and remote controls.
Portable monitors and digital thermometers.
RC mini drones, electronic toys and handheld gaming devices.
Customization Services (OEM/ODM)
We understand that every device has unique power requirements. Our professional OEM and ODM customization services allow you to tailor this battery to your specific needs:
- Connector Customization: Replace standard XHR-3P with JST, Molex or custom connectors to match your motherboard.
- Wire Length & Gauge: Adjust cable length or wire thickness (AWG) to match your internal device layout.
- Capacity & Size: Modify dimensions or stack cells for higher voltage/capacity requirements.
- Branding: Custom labeling and packaging available to align with your brand identity.
