Doorking 1812-081 Classic Telephone Entry System (Surface Mount)

Residential Telephone Entry System with Dual Access Control Relays

The DoorKing 1812-081 Classic Telephone Entry System delivers a powerful, reliable access control solution ideal for residential applications. Featuring a direct connection to the homeowner’s existing telephone line, the 1812 Classic allows users to communicate with visitors and grant access by simply pressing a button. Designed with a rugged stainless steel faceplate and NEMA 4X-rated enclosure, it offers reliable performance in both indoor and outdoor environments. With two programmable relays, built-in call waiting, and a clock/calendar chip for advanced time-based access features, the 1812 Classic provides secure, convenient property access without the need for additional phone lines or expensive service plans.

Key Features

• Telephone Intercom Access: Communicates directly through the homeowner’s telephone line without additional monthly fees.
• Two Access Control Relays: Control a primary vehicle gate and a pedestrian gate independently.
• Built-In Time Clock and Calendar: Supports do-not-disturb, hold-open schedules, access code time zones, and call forwarding time zones.
• Call Waiting and Unique Ring: Distinguish guest calls from regular calls with a distinctive double ring and never miss incoming calls.
• Multiple Mounting Options: Available in surface, wall, or flush mount configurations to suit any installation.
• Durable Construction: Stainless steel faceplate and galvanized steel sub-plate for long-lasting performance.
• Hands-Free Full Duplex Communication: Provides clear two-way conversation without the need for handset lifting.
• Optional Secondary Keypad Support: Expand functionality with a second keypad for additional entry points.
• Flexible Installation: Compatible with standard telephone systems, PBX, and KSU phone systems.

Technical Specifications

• Model: 1812-081 Classic
• Mounting Options: Surface mount (standard); wall and flush mount options available
• Power Requirement: 24VAC, 20VA transformer (included)
• Operating Temperature: 10°F to 145°F (-12°C to 62°C)
• Housing: NEMA 4X-rated for outdoor installation
• Relays: 2 relays rated 3A @ 30VAC
• Voice Communication: Analog voice circuit, hands-free duplex
• Phone Connection: Existing homeowner's telephone line (single line)
• Access Codes: 50 programmable 4-digit codes
• Preprogrammed Call-Out Numbers: 3 available
• Dimensions (Surface Mount): 10” H × 6.125” W × 2.5” D
• Certifications: UL 294, FCC, DOC (Canada)

Conclusion

The DoorKing 1812-081 Classic blends traditional telephone entry reliability with modern access control flexibility, offering an ideal solution for residential perimeter security. With its easy installation, no monthly service requirements, and durable construction, the 1812 Classic provides homeowners with a secure, dependable entry system designed to withstand the demands of daily use.