HID 920NWNNEK00324 R40 Iclass SE HF SIO Reader

HID 920NWNNEK00324 iCLASS SE R40 Smart Card Reader

Overview

The HID 920NWNNEK00324 is a multi-technology smart card reader designed for enterprise access control deployments. This R40 model combines iCLASS SE high-frequency credential support with low-frequency compatibility and Wiegand protocol output, making it suitable for facilities requiring credential flexibility across mixed-technology environments. The reader is engineered for integration into standard door controllers and access management systems where support for multiple card types and migration paths is essential.

Key Features

• iCLASS SE Support: Full compatibility with HID iCLASS SE encrypted credentials, enabling secure credential reading with encryption standards
• Multi-Frequency Operation: High-frequency (HF) standard mode with extended SIO/SEOS capability and MIGR (migration) profile support
• Low-Frequency (LF) Disabled: Model is configured with LF OFF, limiting reader operation to HF credential types only
• Wiegand Protocol Output: Native Wiegand interface for direct integration with legacy and modern door controllers without intermediate conversion hardware
• Proximity Card Support: Reads standard proximity cards (PIG) alongside advanced iCLASS credentials
• Credential Migration Support: Built-in MIGR profile and HF migration profiling (EVP00000) facilitate credential transition strategies in multi-reader deployments
• Black Housing: Durable black faceplate suitable for both indoor and semi-outdoor installations
• IPM Disabled: Standard configuration without internal power management, requiring external 12VDC or compatible power supply

Integration and Compatibility

The 920NWNNEK00324 integrates directly with access control systems supporting Wiegand input. The reader outputs 26-bit or 37-bit Wiegand format depending on credential type and system configuration. iCLASS SE encryption is processed at the credential level, allowing encrypted transactions without requiring reader-side encryption hardware. The migration profile (MIGR with EVP00000) supports phased credential rollout scenarios, enabling facilities to transition from legacy proximity cards to iCLASS SE without replacing the reader hardware.

The R40 form factor is standard for wall-mounted or surface-mounted installation at doorways. Wiegand output connects to controller input terminals via twisted-pair cabling. No IP network connectivity is present in this model; communication is purely wired Wiegand protocol.

Typical Applications

• Corporate office and facility access control
• Multi-building campus credential management with credential standardization timelines
• Retrofit installations where Wiegand-compatible controllers are already deployed
• High-security environments leveraging iCLASS SE encrypted credential infrastructure
• Credential migration projects requiring dual-technology or single-technology reader consolidation

Ted Perry

Perspective based on aggregated IP Security Depot and affiliated engineering team experience.

During planning for a recent access control refresh, I evaluated the HID 920NWNNEK00324 for a multi-site deployment requiring credential consolidation. This reader's iCLASS SE foundation with migration profile support proved valuable for phased rollout strategies where facilities cannot replace all credentials simultaneously.

Technical Highlights:

• iCLASS SE Encryption: The reader processes HID's encrypted credential format natively, ensuring cardholder data protection without additional encryption layers at the reader
• Wiegand Output: Direct Wiegand integration eliminates the need for protocol conversion hardware, reducing BOM complexity in controller design
• Migration Support: The MIGR profile and EVP00000 configuration enable credential transition without reader replacement, lowering deployment costs across large facilities

Deployment Considerations:

• Confirm your door controller supports 26-bit or 37-bit Wiegand input before installation; older 4-bit format readers may require adapter configuration
• With LF disabled on this model, all legacy magnetic stripe or low-frequency proximity cards must be phased out or credential migration timelines extended
• Plan power distribution carefully—the 920NWNNEK00324 requires external 12VDC supply; verify your door power budget accommodates the reader draw plus any strike or locking hardware

The HID 920NWNNEK00324 is a solid choice for integrators managing credential modernization across enterprise environments. Its combination of iCLASS SE security, Wiegand compatibility, and migration flexibility makes it well-suited for phased access control upgrades where operational continuity is as important as security posture.