7.4V Lithium Polymer Battery Pack for Smart Door Lock｜B‑End Product Introduction.
Price:
Negotiable
MOQ:
1000PCS
Delivery Time:
Negotiable
Brand:
FYW
Product Description
7.4V Lithium Polymer Battery Pack for Smart Door Lock｜B‑End Product Introduction
Product Overview
Professional 7.4V lithium polymer battery packs specially designed for smart door locks. Assembled with 2‑series soft‑pack cells, tailored for fingerprint locks, password locks, hotel intelligent door locks and access‑control locks.
The battery delivers stable pulse discharge output to drive lock‑unlocking motor. With ultra‑low self‑discharge performance, it supports long‑term standby for smart lock equipment. All cells are Grade‑A pouch cells with strict sorting on capacity and internal resistance. Equipped with dedicated protection circuit module to prevent over‑charge, over‑discharge, over‑current and short‑circuit. It restrains lithium dendrite growth, effectively avoiding swelling and potential safety hazards during long‑time standby. Factory direct supply, full OEM & ODM customization for smart lock manufacturers.
Core Technical Specifications
| Item | Parameter |
|---|---|
| Nominal Voltage | 7.4V(2S lithium polymer pack) |
| Typical Capacity | 1200mAh‑4800mAh, customizable according to lock inner space |
| Cell Type | Soft‑pack lithium polymer cell |
| Protection | Built‑in PCM: over‑charge / over‑discharge / over‑current / short‑circuit protection |
| Output | Custom wire length, matching connector for smart lock mainboard |
| Applicable Devices | Fingerprint smart lock, password door lock, hotel door lock, access‑control lock |
Key Product Advantages
-
Stable pulse discharge for lock motor2‑series 7.4V output provides sufficient instantaneous current when unlocking, ensures reliable motor driving without voltage drop.
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Ultra‑low self‑discharge, long working cycleOptimized cell formula adapts to smart lock intermittent‑use scenario. Long standby time, reduces frequent battery replacement for end users.
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High safety for long‑term standbyStrict cell consistency matching. The protection board suppresses lithium dendrite precipitation, lowers risks of swelling and internal short‑circuit under long‑time static standby.
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Customized size & connectorSupport custom outline dimension to fit limited inner space of smart locks. Custom‑make wire harness and connector to match customer’s PCB, no extra secondary modification needed.
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Export‑ready complianceComply with UN38.3, MSDS, RoHS standards. Complete shipping documents provided for global sea & air customs clearance. Flexible MOQ for prototype trial and mass production.
Application Scenarios
- Household fingerprint smart door locks
- Password‑operated intelligent door locks
- Hotel management door locks
- Office access‑control locks
- Other 7.4V powered intelligent locking devices
B2B Factory Service
✅ Factory direct wholesale
✅ Custom size, capacity, wiring and connector
✅ OEM label printing available
✅ Strict aging & performance test before delivery
✅ Professional technical support for smart‑lock power‑solution validation
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Shenzhen Huayousheng Energy Technology Co., Ltd.
Location
2nd Floor,Three Building,No.9 Anlan Road,Shangkeng Community,Guanlan Street,Longhua new District,Shenzhen City,Guangdong,China
Contact Person
rao