Product Overview

DO RFID Reader presents the DO-223 RFID Reader Door Keyboard PIN Code Reader With Doorbell, a standalone access control terminal engineered for commercial and industrial entry management. This integrated PIN code reader combines RFID card authentication, touch keypad input, and a built-in doorbell function into a single compact wall-mounted unit. Designed for system integrators, security contractors, and wholesale distributors, the DO-223 supports 4,000 card users and 10,000 event logs, making it suitable for medium-scale deployments in office buildings, factory floors, hotel wings, school campuses, and multi-tenant facilities. The device communicates via Wiegand protocol and offers TCP/IP, RS485, and USB Host connectivity, enabling flexible integration with existing access control networks. By combining card, PIN, and fingerprint authentication modes, this reader addresses the business need for reliable, multi-factor entry control without requiring a full networked controller at every door.

Key Features

• Standalone Operation: The DO-223 functions as a self-contained access controller for single-door applications, eliminating the need for a separate host PC or central controller at each entry point.
• Multi-Factor Authentication: Supports Card + PIN, Card Only, and PIN Only modes, plus optional fingerprint verification (1,000 fingerprint capacity) for higher security requirements.
• Integrated Doorbell Function: Built-in doorbell button provides visitor alerting without requiring additional wiring or separate doorbell hardware.
• Wiegand Input/Output: External Wiegand 26 reader can be connected for secondary credential reading, and Wiegand output allows integration with third-party access control panels.
• Touch Panel Keypad: Capacitive touch keypad delivers responsive PIN entry with a modern, easy-to-clean surface suitable for high-traffic entrances.
• Interface Compatibility: Directly drives NO/NC electric locks, monitors door sensor status, connects to exit buttons, and triggers alarm outputs.
• Anti-Passback Support: Prevents credential sharing by enforcing entry/exit logic in multi-door configurations.
• Web Server Interface: Built-in webserver enables remote configuration, user management, and log retrieval via standard browser without proprietary software.
• Common, Matrix, and Magic Interface Styles: Three configurable wiring styles simplify integration with different lock types and existing cabling infrastructure.
• Surge Protection: All input/output lines include anti-jamming and over-voltage/over-current protection for reliable operation in industrial environments.

Technical Specifications

Product Advantages

For System Integrators and Security Contractors: The DO-223 reduces wiring complexity and installation time by combining reader, controller, keypad, and doorbell into one unit. Its support for both NO and NC locks, exit button input, and door sensor monitoring means a single device can replace multiple components, lowering per-door hardware costs and simplifying inventory management for project-based deployments.

For Wholesale Buyers and Distributors: This standalone reader offers broad compatibility with existing Wiegand-based access control ecosystems, reducing the risk of integration issues during large-scale rollouts. The 4,000-card capacity and 10,000-event log provide adequate headroom for medium-sized facilities without requiring expensive networked controllers at every door. Bulk purchasing of a single standardized model streamlines procurement and reduces per-unit cost for multi-site projects.

For Facility Managers and End Users: The built-in webserver eliminates dependency on proprietary software for daily user management and event review. Maintenance overhead is minimized by the device’s surge-protected I/O and field-replaceable ABS housing. The doorbell function adds a practical communication channel at entrances, reducing the need for separate intercom hardware in small to medium installations.

Industrial Applications

• Office Buildings: Deploy the DO-223 at employee entrances, meeting rooms, and floor access points to manage after-hours building entry with PIN and card credentials. The doorbell function supports visitor notification at reception areas.
• Factory and Warehouse Gates: Integrate with magnetic locks or electric strikes on perimeter doors and internal security gates. The robust I/O protection handles the electrical noise common in manufacturing environments.
• Hotel and Hospitality: Use standalone mode for staff entrances, storage rooms, and back-of-house areas where hotel room key cards are not required. The compact form factor fits standard single-gang wall boxes.
• Schools and Educational Campuses: Control access to classrooms, labs, faculty offices, and administrative wings. The 10,000-event log supports audit trails for security compliance, and the webserver allows non-technical staff to manage user credentials.
• Multi-Tenant Commercial Facilities: Each tenant space can operate independently with its own DO-223, while the anti-passback feature prevents credential misuse across shared common areas. The Wiegand output allows future integration with a central security management system.
• Healthcare Clinics and Laboratories: Restrict access to medication storage, equipment rooms, and sensitive data areas. Multi-factor authentication (card + PIN) provides a higher security level without the complexity of biometric systems.

OEM / ODM Manufacturing Support

DO RFID Reader offers OEM and ODM customization for the DO-223 to meet the specific requirements of security brands, system integrators, and large-scale project contractors. Customization options include:

• Branding and Packaging: Custom logo printing on the front panel, custom packaging with your brand identity, and private label firmware splash screens.
• Firmware Modifications: Adjustable authentication logic, custom Wiegand formats (26-bit, 34-bit, 37-bit, etc.), modified anti-passback rules, and tailored web interface language packs.
• Hardware Customization: Selection of EM 125kHz or MF 13.56MHz RFID modules based on regional card standards, alternative lock relay configurations, and custom cable lengths or connector types.
• Color and Surface Finish: Optional housing colors beyond standard white or black, and custom surface textures for specific architectural aesthetics.
• Documentation and Compliance: OEM technical manuals, installation guides, and compliance declarations prepared under your company name.

OEM partners benefit from dedicated technical support during the customization phase, pre-production samples for validation, and batch consistency guarantees for serial production. Minimum order quantities for custom variants are negotiable based on project scope and delivery timeline.

Factory Production Advantages

DO RFID Reader operates a production facility with over 20 years of manufacturing experience in RFID and access control hardware. Key production capabilities relevant to the DO-223 include:

• Stable Production Capacity: Our factory can fulfill bulk orders of 10,000+ units per month with consistent lead times. Production scheduling is managed to accommodate both sample orders (3–7 days) and volume orders (7–30 days depending on quantity and customization level).
• In-House Quality Inspection: Every DO-223 unit undergoes functional testing including lock relay activation, Wiegand communication verification, keypad tactile response check, and RFID read range validation before packing. No units are shipped without individual pass/fail documentation.
• Supply Chain Control: We source RFID modules, touch panels, and power components from established suppliers with audited quality records. This vertical control reduces delivery delays and ensures material consistency across production batches.
• Long-Term Wholesale Cooperation: Distributors and system integrators benefit from stable pricing agreements, priority allocation during peak demand periods, and advance notification of component changes that may affect product specifications.
• Export Experience: Our shipping team manages DHL, FedEx, TNT, UPS, and sea/air freight forwarding for international projects. We also accept customer-nominated forwarders for direct factory pickup coordination.

Bulk Supply & Project Deployment Support

For wholesale buyers, security distributors, and project contractors deploying the DO-223 across multiple sites, DO RFID Reader provides structured bulk supply support:

• Volume Pricing Tiers: Discount brackets start at 50 units, with deeper tier pricing available for orders of 500, 2,000, and 10,000+ units. Pricing includes standard packaging and documentation.
• Project Pre-Deployment Support: Our technical team can review site wiring diagrams, recommend optimal interface style (Common, Matrix, or Magic), and provide compatibility confirmation with specified electric locks and power supplies before order placement.
• Batch Consistency Guarantee: All units within the same production batch use the same component revisions and firmware version, eliminating configuration drift across multi-door deployments. This is critical for system integrators managing consistent user experience across a facility.
• Spare Unit Program: For projects requiring rapid on-site replacement, we can allocate a percentage of the total order as pre-configured spare units held at your warehouse or service depot, with fast replenishment from our factory stock.
• Shipping Flexibility: We support mixed shipping methods within a single order — for example, air express for initial sample or pilot deployment units, followed by sea freight for the main bulk shipment to reduce total landed cost.

Frequently Asked Questions

Q: What is the maximum number of users the DO-223 can store?
A: The device supports up to 4,000 card credentials, 1,000 fingerprint templates, and retains 10,000 transaction events in its internal memory.

Q: Can the DO-223 work with existing electric locks from other manufacturers?
A: Yes. The lock relay is configurable for NO (fail-secure) or NC (fail-safe) operation, making it compatible with most 12V DC electric strikes, magnetic locks, and gate locks commonly used in commercial access control systems.

Q: Does the DO-223 require a computer to operate on a daily basis?
A: No. The device operates fully standalone. User enrollment, card assignment, and event review can be performed locally on the keypad or remotely via the built-in web interface. A computer is only needed for initial network configuration if TCP/IP connectivity is required.

Q: What RFID card formats are compatible with the standard version?
A: The standard DO-223 reads EM 125kHz cards. An optional MF 13.56MHz module is available for projects requiring Mifare Classic or Mifare Plus card compatibility. Both versions output Wiegand data for integration with external controllers if needed.

Q: How long does a typical bulk order take to deliver?
A: For standard (non-customized) units, sample orders ship within 3–7 business days. Bulk orders of 500–10,000 units typically ship within 7–15 working days, and larger quantities up to 100,000 units ship within 15–30 working days depending on current production load and customization requirements.

Q: Is OEM customization available for the DO-223?
A: Yes. DO RFID Reader offers OEM and ODM services including custom branding, firmware adjustments, housing color changes, and packaging design. Contact us with your project specifications to discuss feasibility and minimum order quantities.

Q: What is the warranty period for the DO-223?
A: We provide a 2–3 year warranty against manufacturing defects for non-human-induced damage. All units are individually tested before shipment, and warranty support includes replacement or repair as determined by our quality team.

Q: Can the DO-223 be integrated with a central access control software platform?
A: Yes. The Wiegand output allows the DO-223 to function as a reader only when connected to a third-party access control panel. In standalone mode, the built-in webserver provides log export and remote management. For projects requiring full integration, the RS485 and TCP/IP ports enable custom API development for centralized monitoring platforms.