





This product qualifies for Free Surface Shipping !
B2B GST Credit Available
- Stock: 2 in Stock
- SKU: 07604
- Delivery Time
- Bulk & B2B RFQ
GROW R503Pro-UART Fingerprint Sensor Module
The GROW R503Pro-UART Fingerprint Sensor Module is a compact and reliable biometric authentication device designed for secure access control and embedded system applications. Utilizing advanced optical fingerprint recognition technology, it offers fast, accurate, and stable fingerprint enrollment and matching.
This module features a UART (TTL serial) interface, making it easy to integrate with popular microcontrollers such as Arduino, Raspberry Pi, ESP32, and other embedded platforms. With onboard storage capability, it can store multiple fingerprint templates, enabling multi-user authentication in security systems, smart locks, attendance machines, and IoT-based projects.
The R503Pro sensor is equipped with a high-performance DSP processor that ensures quick fingerprint processing, low power consumption, and enhanced recognition accuracy. Its rugged design and protective casing provide durability for long-term use in various environments.
Specifications
- Interface:RS232 (TTL)/USB
- Resolution: 508 DPI
- Voltage:Pro-UART: DC 3.3V R503Pro-USB: DC 5V
- Working current(Fingerprint acquisition): 20mA
- Standby current(finger detection): Typical touch standby voltage: 3.3V, Average current: 2uA
- Fingerprint capacity: 1500
- Sensing Array: 192*192 pixel
- Fingerprint module external size: diameter 28mm
- Fingerprint module inner size: diameter 25mm(M25)
- Fingerprint module height: 19mm
- Effective collection area: diameter 15mm
- Connector: SH1.0-6pin
- LED Color: RGB
- LED Control: Yes
- ScanningSpeed: < 0.2 second
- Verification Speed: < 0.3 second
- Matching Method: 1:1; 1:N
- FRR (False Rejection Ratio):≤0.01%
- FAR (False Acceptance Ratio): ≤0.00001%
- Antistatic capacity:15KV
- Abrasive resistance intensity: 1 million times
- Peak power consumption: 60 mA
- Work environment:-20°C ---55°C
- Work Humidity: 0-90%
- Communications baud rate (UART): (9600 × N) bps where N = 1 ~ 12(default N = 6, ie 57600bps)
Package Includes
- 1x GROW R503Pro-UART Fingerprint Sensor Module
Warranty Terms :
Branded products (Waveshare/ Raspberry Pi/ Radxa/ DWIN etc) are as per brand warranty terms. Generic products are eligible for replacement within 7 days of delivery based on following conditions.
Products are eligible for a replacement if there is physical damage during transit or a clear manufacturing defect. Any claim for damage/ wrong items/ replacement must be made within 48 hours of successful delivery of the product. Requests for refund of amount or exchange of product(s) will be reviewed on a case by case basis and HUBTRONICS carries final rights to take a final decision on refund, store credit or exchange.
What to take care of ?
Most of our products are technical in nature and require trained personnel to handle them. Any kind of mishandling can result in damage or malfunctioning of the product, it is not possible for us to provide a replacement or refund if the product is damaged due to technical or physical mishandling.
Who pays the return shipping cost?
Free of cost return pickup from delivery address is eligible for products categorized as manufacturing defect/ Damage in transit/ Wrong items delivered. We do not support return pickup for any B2B order or offline orders not placed on website. Buyer need to arrange return shipping for B2B orders.
What voids warranty?
Please note that replacement/ return or refund is not possible if the product is not compatible with your system/application. Please check all the technical details/ dimensions etc. before ordering and contact us for any kind of clarifications.
If product is soldered/ programmed at any point or physically altered in any way, it is not eligible for return/ replacement. If the item requires soldering for testing, please ensure that you use suitable clips or jig to test it without soldering. Any kind of soldering job makes the product ineligible for return or replacement.
Following items are not eligible for return under any circumstances
- Device Programmers / Dongles
- Soldering Consumables (Wire, Flux etc)



