The Keri Systems NXT-3R Door Frame Proximity Reader is a compact and efficient solution for access control, designed specifically for mounting on metal doorframes. This advanced reader combines a sleek profile with impressive read range capabilities, making it ideal for various entry points while ensuring security and ease of installation.
Keri Systems NXT-3R Door Frame Proximity Reader Features
- Sleek Attractive Packages: The ultra-thin profile of the NXT-3R enhances aesthetic appeal while seamlessly integrating into any environment.
- Supervised by Controller: Immediate notification of reader failure ensures prompt responses to security breaches.
- Better Read Range Performance: Outperforms competing products of similar size, providing reliable access control across greater distances.
- Encrypted Data Transmission: Ensures secure communication between the reader and access cards or tags, enhancing overall security.
- Reduced Cabling Costs: Utilizes shielded CAT-5 cabling, minimizing installation expenses and simplifying setup.
- Long Wiring Distance: Supports wiring distances up to 1,000’ (300 meters) from the controller, allowing flexible installation options.
- Configurable Reader Modes: Can be set up as “In” or “Out” readers, effectively doubling the capacity of NXT controllers.
Keri Systems NXT-3R Detailed Specifications
| Product Type | Door Frame Proximity Reader |
| Mounting Type | Metal Doorframe/Mullion |
| Profile | Ultra-Thin |
| Read Range | Superior to similar-sized competitors |
| Data Encryption | Yes |
| Cabling | Shielded CAT-5 |
| Wiring Distance | 1,000’ (300 Meters) |
| Reader Configuration | Configurable as “In” or “Out” |



















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