Home / 7.4V 10000mAh 21700 2S2P Li-Ion Battery Pack for Fishing Bait Boats with Smart BMS, Waterproof Design, and Long Runtime
The 7.4V 10000mAh 21700 2S2P Li-Ion Battery Pack delivers extended runtime for fishing bait boats and compatible RC watercraft. Its smart BMS helps protect against overcharge, over-discharge, overcurrent, and short circuits, while the waterproof design improves resistance to moisture and splashes. Custom connectors, wiring, housings, and labels are available for replacement, OEM, and specialized outdoor fishing applications and equipment projects.
- Model: 21700-2P2S-7.4V
- Cell Dimensions: 42.7 × 42.7 × 73 mm
- Nominal Voltage: 7.4 V
- Discharge Current: 30 A
- Capacity: 10000 mAh
- Internal Resistance: 180 mΩ
- Application: Fishing Bait Boats
- Charging Voltage: 8.4 V
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Overview
The 7.4V 10000mAh 21700 2S2P Li-Ion Battery Pack is designed to provide long-lasting, reliable power for fishing bait boats and compatible remote-controlled watercraft. Built with high-capacity 21700 lithium-ion cells, the 2S2P configuration delivers a nominal voltage of 7.4V while offering extended runtime for repeated bait delivery, navigation, lighting, and onboard electronic functions. A smart BMS helps protect the battery against overcharge, over-discharge, overcurrent, and short-circuit conditions, supporting safer and more stable operation. Its waterproof design improves resistance to moisture and splashes in outdoor fishing environments, although proper sealing of the battery compartment is still recommended. The pack can be customized with different connectors, wire lengths, housings, labels, and protection specifications to match specific bait boat models. With its large 10000mAh capacity, dependable output, and durable construction, this rechargeable battery is suitable for replacement, OEM, and customized fishing equipment projects requiring extended operating time and consistent performance during demanding outdoor use.
Product Details
- 7.4V 2S2P Configuration: Four 21700 lithium-ion cells are arranged in a 2S2P structure to deliver stable voltage and high capacity.
- 10000mAh High Capacity: Provides extended operating time for repeated bait delivery, navigation, lighting, and other onboard functions.
- Smart BMS Protection: Helps protect the battery against overcharge, over-discharge, overcurrent, and short-circuit conditions.
- Waterproof Design: The protected pack structure improves resistance to moisture and splashes during outdoor fishing activities.
- Stable Power Output: Supports smooth boat movement, dependable remote control, and consistent operation under changing loads.
- Customizable Construction: Connectors, wire lengths, pack dimensions, housings, labels, and BMS specifications can be customized.
Application Areas
- Fishing bait boats
- Remote-controlled fishing boats
- Electric toy boats
- Small RC watercraft
- Portable marine electronic equipment
- Compatible 7.4V outdoor power devices
Technical Parameters
| Model | 21700-2P2S-7.4V |
| Cell Size | 42.7 × 42.7 × 73mm |
| Discharge Current | 30 A |
| Nominal Voltage | 7.4 V |
| Capacity | 10000 mAh |
| Internal Resistance | 180 mΩ |
| Processing Method | Customized As Required |
| Application | Fishing Bait Boats |
| Charging Voltage | 8.4 V |
