OCB-SB-III

OCB-SB-III – Mini Wiegand Access Control Board (999 Users, Multi-Format)

The OCB-SB-III is a compact and professional mini access control board designed for flexible and reliable door control applications. Supporting up to 999 users, this controller is compatible with a wide range of Wiegand formats and external keypad readers, making it an ideal core module for customized access control systems. Its wide voltage input range, low power consumption, and support for external alarm and door contact integration make it suitable for commercial, industrial, and residential security installations.

Product Features

• High User Capacity – Supports up to 999 users
• User Data Transfer Supported – Enables data migration and system expansion
• Multiple Access Modes – Card, Card or PIN, Card + PIN, and multi-card/PIN combinations
• Wide Wiegand Compatibility – Supports Wiegand 26–44, 56, 58, and 64-bit formats
• Keypad Reader Compatibility – Works with keypad readers using 4-bit or 8-bit (ASCII) output
• Wide Power Input Range – 12–28V AC/DC input
• Auxiliary Power Output – Provides 12V DC output for external devices
• Single Door Control – Designed for one gate / one door applications
• External Alarm Support – Can connect to external alarm systems
• Door Contact Input – Supports door status monitoring
• Adjustable Relay Output Time – Configurable from 0–300 seconds (default 5 seconds)
• Low Power Consumption – Idle current < 20mA
• 32-Bit Processing Technology – Stable and efficient system performance
• Compact ABS Housing – Small footprint for panel or enclosure installation

Product Advantages

• Extremely compact design ideal for tight installation spaces
• Broad Wiegand format support ensures high compatibility
• Flexible integration with third-party readers and keypads
• Low power consumption for continuous operation
• Suitable for building custom or modular access control systems
• Reliable relay output for electric locks and door hardware
• Cost-effective controller for single-door applications

Professional Applications

• Custom access control panels
• Commercial and office buildings
• Residential access control systems
• Industrial doors and restricted areas
• Parking gates and service entrances
• Integration projects with third-party readers
• Retrofit and upgrade access control solutions

The OCB-SB-III Mini Control Board is a versatile and compact access control solution offering wide Wiegand compatibility, multiple access modes, and support for external alarms and door monitoring. With support for up to 999 users, low power consumption, and flexible integration options, it is an excellent choice for professional access control systems requiring a reliable single-door controller.