Grow K202 Fingerprint Control Board - 12V DC, 120 Fingerprint Capacity, Relay Output
The Grow K202 Fingerprint Control Board is a dedicated security module designed for system integration, operating on a 12V DC supply with ultra-low 15 µA standby current. It supports up to 120 fingerprints and interfaces with popular fingerprint sensors like the R301T, R502 series, and R503 (3.3V version), providing a 10A relay output for direct control of locks, gates, or other security peripherals.
Features
- Supports up to 120 fingerprint templates for secure access management.
- Compatible with R301T, R502-A, R502-AW, R502-F, and R503 (3.3V version) fingerprint sensor modules.
- Operates on 12V DC with an ultra-low standby current of 15 µA for energy-efficient operation.
- Features a high-capacity relay output rated for 10A to directly drive locks, solenoids, or alarms.
- Designed for straightforward integration into security systems, access control panels, and automated gates.
Out of stock
The Grow K202 Fingerprint Control Board serves as the central processing unit for fingerprint-based access control systems. It manages the enrollment, verification, and storage of up to 120 unique fingerprint templates, communicating with compatible optical or capacitive fingerprint sensor modules to authenticate users.
Engineered for reliability in security applications, the board includes a robust electromechanical relay capable of switching loads up to 10A, enabling direct control of door strikes, magnetic locks, or indicator lights without requiring an additional driver circuit. Its 12V DC operation and minimal standby power consumption make it suitable for both mains-powered and backup-battery-supported installations.
Additional Information
| Weight | 0.025 kg |
|---|---|
| Dimensions | 10 × 6 × 4 cm |














