Dormakaba RT Plus Exit Trim, Outdoor-Rated - 79PS 4021 EN 621 626

The RT Plus Exit Trim (part number 79PS 4021 EN 621 626) extends dormakaba’s electronic lodging solutions to doors equipped with Von Duprin 9875/9975 vertical rod surface mount exit devices. Built for hospitality and commercial properties, this outdoor-rated unit combines rugged construction with modern credential technologies for reliable guest and staff access.

• 🛠️ Design & Installation

  • Front lock housing designed specifically for Von Duprin 9875/9975 vertical rod surface mount exit devices (exit device not included)

  • Retrofit-friendly installation for properties upgrading from older RT or magstripe hardware

• 🌦️ Durability & Rating

  • Outdoor-rated for perimeter and exposed doors

  • Heavy-duty construction suited for high-traffic environments

• 📱 Access Technology

  • BLE (Bluetooth Low Energy) enabled for mobile key access

  • Supports RFID credentials including MIFARE Ultralight C, MIFARE Plus EV2, and MIFARE DESFire EV3

  • Works seamlessly with Ambiance software, Ambiance RX, and legacy System 6000 platforms

• 🔐 Security & Features

  • Hotel-grade credential management with key expiration and audits

  • LED indicators for clear feedback

  • Mechanical key override for emergency access

• ⚙️ Applications

  • Ideal for guestroom doors, service areas, or perimeter entry points equipped with Von Duprin vertical rod hardware

  • Delivers enhanced security and modern access convenience while maintaining reliability of existing exit devices

With its BLE-enabled mobile access, RFID support, and rugged outdoor-rated housing, the RT Plus 79PS 4021 EN 621 626 Exit Trim provides hotels and commercial properties with a future-ready access solution that integrates seamlessly with existing vertical rod exit devices.