HID 900NWPNEK00483 vs HID 920NHRTEK0001T: Specification Comparison
Both the HID 900NWPNEK00483 and 920NHRTEK0001T are iCLASS SE-platform contactless smart card readers designed for enterprise and government access control deployments. The R10 (900NWPNEK00483) is a compact, multi-technology reader targeting mixed Wiegand/OSDP environments without onboard encryption processing. The R40-H PIVCLASS (920NHRTEK0001T) is a federal-grade terminal with FIPS 75-bit encryption and full-duplex RS-485, targeting PIV/HSPD-12 compliant installations. Both support overlapping credential stacks and share a two-year warranty.
In This Guide
- Which reader offers the right communication interface and output architecture for your controller infrastructure?
- Which reader meets your encryption and regulatory compliance requirements?
- Which reader supports the right credential types and provides the physical feedback signals your deployment needs?
- Which should you choose: the 900NWPNEK00483 or the 920NHRTEK0001T?
- Side-by-Side Specs
- FAQ
Which reader offers the right communication interface and output architecture for your controller infrastructure?
The 900NWPNEK00483 uses RS-485 half-duplex (OSDP) with simultaneous Wiegand output. This dual-output capability allows it to serve both legacy Wiegand panels and modern OSDP controllers without additional gateway hardware, making it well-suited for mixed or transitional deployments. The specs confirm RS-485 OSDP and Wiegand as its communication modes.
The 920NHRTEK0001T uses RS-485 full-duplex (485FDX) with Wiegand output. Full-duplex RS-485 supports higher-throughput, bidirectional communication on the same wire pair simultaneously, which is preferred in federal and high-assurance PACS architectures. Its communication is listed as 485FDX and Wiegand; OSDP is listed as a credential-side spec but the primary interface designation is 485FDX. Buyers must verify controller compatibility with full-duplex wiring topologies before substituting for half-duplex installations.
Which reader meets your encryption and regulatory compliance requirements?
The 900NWPNEK00483 explicitly states no internal encryption processing (IPM OFF). It passes credential data to the access control panel for processing. This is appropriate for commercial deployments where the panel or middleware handles cryptographic operations, but it does not satisfy federal mandates requiring onboard encryption.
The 920NHRTEK0001T implements FIPS 75-bit encryption onboard and is designated as a PIVCLASS-compliant reader (R40-H). This directly addresses HSPD-12, FIPS 201, and related federal government security requirements. For any installation governed by these mandates—federal facilities, DoD, DHS, or contractors operating under FISMA—the 920NHRTEK0001T is the only specification-supported choice of the two. Commercial buyers not subject to these mandates gain no functional benefit from the FIPS layer and may find the R10's simpler architecture easier to integrate.
Which reader supports the right credential types and provides the physical feedback signals your deployment needs?
Both readers share a broadly overlapping credential stack: iCLASS SE, DESFire, MIFARE, HID Prox, SEOS, NFC/13.56 MHz, and 125 kHz proximity. Neither unit lacks a credential type the other carries per the provided specifications, so credential compatibility is effectively equivalent for most deployments.
Where the two diverge is in user-feedback indicators. The 900NWPNEK00483 specs note no LED or buzzer indicators, making it suited for silent or aesthetically sensitive installations such as executive offices or concealed entry points. The 920NHRTEK0001T includes a red LED, flashing green LED, and an audible buzzer—standard feedback expected in lobbies, turnstiles, and high-throughput entry points where users need clear grant/deny signals. Keypad configuration is listed ambiguously for both units ('No Yes (2×6 layout) No Yes (3×4 layout)'); neither spec definitively confirms or denies a keypad variant, so buyers should verify the specific SKU's keypad configuration directly with HID.
Which should you choose: the 900NWPNEK00483 or the 920NHRTEK0001T?
Our take: The 900NWPNEK00483 is the stronger choice when deploying in commercial or enterprise environments with mixed Wiegand and OSDP controller infrastructures and no federal encryption mandate. Its RS-485 half-duplex OSDP plus simultaneous Wiegand output eliminates gateway hardware in transitional sites, and its no-indicator design suits silent installations. The 920NHRTEK0001T is the required choice for any federally regulated facility: it carries FIPS 75-bit onboard encryption and PIVCLASS (R40-H) compliance that the R10 explicitly lacks (IPM OFF). The full-duplex RS-485 interface of the 920NHRTEK0001T also suits high-assurance controller architectures. Both units carry identical two-year warranties and equivalent credential breadth. Platform qualifier: specify the 920NHRTEK0001T for HSPD-12/FIPS 201 projects; specify the 900NWPNEK00483 for commercial OSDP migrations or silent-entry applications.
Side-by-Side Comparison
Spec-for-spec, from manufacturer data.
| Specification | HID 900NWPNEK00483 | HID 920NHRTEK0001T |
|---|---|---|
| Product Line / Model Designation | iCLASS SE R10 | R40-H PIVCLASS |
| SKU | 900NWPNEK00483 | 920NHRTEK0001T |
| Product Type | Smart Card Reader | Smart Card Reader Terminal |
| Primary Communication | RS-485 Half-Duplex (OSDP) | RS-485 Full-Duplex (485FDX) |
| Secondary Output | Wiegand | Wiegand |
| OSDP Support | Yes (RS-485 OSDP listed) | Listed under credential specs; primary interface is 485FDX |
| Onboard Encryption | None (IPM OFF) | FIPS 75-bit |
| PIVCLASS / Federal Compliance | — | Yes (PIVCLASS R40-H) |
| iCLASS SE Support | Yes | Yes |
| DESFire Support | Yes | Yes |
| MIFARE Support | Yes | Yes |
| SEOS Support | Yes | Yes |
| 125 kHz Prox Support | Yes | Yes |
| NFC / 13.56 MHz Support | Yes | Yes |
| LED / Buzzer Indicators | None specified | Red LED, flashing green LED, audible buzzer |
| Warranty | 2-year | 2-year |
Frequently Asked Questions
Which should you choose: the 900NWPNEK00483 or the 920NHRTEK0001T?
The 900NWPNEK00483 is the stronger choice when deploying in commercial or enterprise environments with mixed Wiegand and OSDP controller infrastructures and no federal encryption mandate. Its RS-485 half-duplex OSDP plus simultaneous Wiegand output eliminates gateway hardware in transitional sites, and its no-indicator design suits silent installations. The 920NHRTEK0001T is the required choice for any federally regulated facility: it carries FIPS 75-bit onboard encryption and PIVCLASS (R40-H) compliance that the R10 explicitly lacks (IPM OFF). The full-duplex RS-485 interface of the 920NHRTEK0001T also suits high-assurance controller architectures. Both units carry identical two-year warranties and equivalent credential breadth. Platform qualifier: specify the 920NHRTEK0001T for HSPD-12/FIPS 201 projects; specify the 900NWPNEK00483 for commercial OSDP migrations or silent-entry applications.
Can the 900NWPNEK00483 replace the 920NHRTEK0001T on a federal government project?
No. The 900NWPNEK00483 has no internal encryption processing (IPM OFF) and is not designated PIVCLASS-compliant. The 920NHRTEK0001T provides FIPS 75-bit onboard encryption and carries the R40-H PIVCLASS designation required for HSPD-12 and FIPS 201 compliant installations. Substituting the R10 on a federally mandated project would not meet those regulatory requirements based on the published specifications.
Do both readers work with my existing Wiegand access control panel?
Yes, both readers provide Wiegand output per their specifications. The 900NWPNEK00483 outputs Wiegand simultaneously alongside RS-485 OSDP, while the 920NHRTEK0001T outputs Wiegand alongside its RS-485 full-duplex interface. However, full-duplex RS-485 wiring (920NHRTEK0001T) and half-duplex OSDP wiring (900NWPNEK00483) have different cabling and termination requirements, so confirm your panel's RS-485 mode before installing either unit.
Which reader is better for a lobby or turnstile where users need clear entry/exit feedback?
The 920NHRTEK0001T is the better fit for that use case. Its specs confirm a red LED, flashing green LED, and audible buzzer—standard indicators for grant/deny feedback in high-traffic areas. The 900NWPNEK00483 specs state no LED or buzzer indicators, making it more appropriate for silent or low-profile installations rather than high-throughput entry points where user feedback is operationally important.
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