The ZK-IK7 is a specialized, OEM-compatible rechargeable Lithium-ion Polymer (LiPo) backup battery designed specifically for time attendance, workforce management, and access control biometric terminals—most notably ZKTeco devices.
Its primary function is to provide uninterrupted power supply (UPS) capabilities during sudden power outages or voltage fluctuations, preventing data loss and maintaining continuous verification functionality.
Technical Specifications
| Feature | Specification |
| Model Number | ZK-IK7 |
| Battery Type | Rechargeable Lithium-Ion Polymer (LiPo) |
| Rated Voltage | 7.4V |
| Capacity | 2,000 mAh (14.8Wh) |
| Estimated Backup Time | ~3 to 8 hours (depending on device power consumption, standby vs. active face recognition/fingerprint scanning) |
| Form Factor | Compact, internal plug-and-play battery pack with built-in safety protection circuits |
Key Features & Benefits
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Seamless Continuity: Keeps biometric terminals operational during grid power failures, ensuring seamless employee attendance logging and door access control security.
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Built-In Safety Protections: Equipped with integrated circuit protection to prevent overcharging, over-discharging, short-circuiting, and overheating.
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Plug-and-Play Design: Engineered for straightforward internal installation with appropriate connectors matching terminal layouts, reducing maintenance time.
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Low Self-Discharge: Retains charge efficiently when sitting on standby mode, maximizing long-term battery cycle life.
Compatibility
The ZK-IK7 battery is widely used across various enterprise hardware lines, particularly:
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ZKTeco iFace Series: iFace800, iFace 302/303/501/502/702, etc.
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uFace Series: Multi-biometric face and fingerprint readers.
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Other Compatible Terminals: Frequently cross-referenced for select time-attendance models utilizing 7.4V internal battery modules (such as specific variants of multi-biometric devices or fingerprint access controllers).