Access control reader
The Signo Biometric Reader 25B is an advanced multi-technology access control reader that combines fingerprint authentication with support for contactless cards, key fobs, and mobile credentials. Designed for high-security environments, it enables flexible biometric authentication, two-factor access control, and seamless integration with modern access management systems while offering reliable performance for both indoor and outdoor installations.
Key Highlights
- Fingerprint authentication with multi-technology credential support
- Supports contactless cards, key fobs, and mobile credentials
- Enables biometric and two-factor authentication
- Advanced encryption for secure access control
- Weather-resistant design for indoor and outdoor use
Product Overview
The HID Signo Biometric Reader 25B is a next-generation biometric access control solution designed to deliver secure, seamless, and flexible authentication for modern enterprises. Combining advanced fingerprint recognition with support for RFID cards, key fobs, and mobile credentials, it enables organizations to strengthen physical security while providing a convenient user experience. Powered by HID's multispectral fingerprint imaging technology, the Signo 25B offers fast and accurate biometric verification with built-in liveness detection to help prevent spoofing attempts. It supports both biometric-only and multi-factor authentication, making it ideal for facilities that require enhanced security, including corporate offices, healthcare institutions, government buildings, data centers, manufacturing plants, and critical infrastructure.
Key Features & Capabilities
Enterprise-grade technology designed for mission-critical operations
Fingerprint biometric authentication
Provides fast, accurate fingerprint verification for secure access control
Multi-technology credential support
Supports contactless smart cards, key fobs, and mobile credentials
Two-factor authentication
Combines biometric and credential-based authentication for enhanced security
Advanced secure communication
Protects credential data with encryption and secure communication protocols
Indoor and outdoor deployment
Weather-resistant construction ensures reliable operation in various environments
Technical Specifications
Key technical details and performance specifications
| Specification | Details |
|---|---|
| Dimensions | 1.97 � 8.03 � 2.17 in (5.0 � 20.4 � 5.5 cm) |
| Weight | 13.04 oz (0.38 kg) |
| Housing Material | UL94 Polycarbonate |
| Imaging Technology | Patented multispectral optical fingerprint sensor |
| Credential Technologies | Seos, iCLASS SE, iCLASS Legacy, MIFARE Classic, MIFARE Plus, MIFARE DESFire, HID Mobile Access (Bluetooth/NFC) |
| Biometric Modes | 1:1 Verification, 1:N Identification |
| Communications | Ethernet (10/100), TCP/IP, Wiegand, OSDP v2.1.7, RS485, OSDP-SC |
| Input Voltage | 12 VDC (9�14 VDC) |
| Operating Temperature | -20�C to 66�C (-4�F to 153�F) |
| Storage Temperature | -40�C to 90�C (-40�F to 194�F) |
| Operating Humidity | 0% to 95% RH, non-condensing |
| Environmental Rating | IP67, IK09 |
| Max Cardholders | 250,000 |
| Max Users (1:N Identification) | 5,000 |
| Event Log Capacity | 1,000,000 events |
| Template Format | ANSI 378 (1:1), Proprietary ANSI 378+ (1:N) |
| Liveness Detection | Supported (multispectral imaging) |
| GPIO | 1 TTL Input/Output, 1 Supervised Input/TTL Output |
| Relay Contact Rating | 1 A @ 30 VDC (dry output) |
| Warranty | 18 months |
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Frequently Asked Questions
Everything you need to know about RFID and AIDC solutions