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HID 40NKS-02-000278 Signo 40 Contactless Smart Card Reader - Cable Pigtail Wiegand RS485 - Wall/Box Mountable Black Silver
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Product Features
Technical Overview
The Signo 40 uses contactless technology to read compatible smart cards, supporting industry-standard protocols for seamless integration. Its host interface includes pigtail, Wiegand, and RS-485 connections, providing flexibility for wired installations in access control panels or networked systems.
With a lightweight build of 140 g and dimensions of 3.15 inches wide by 0.77 inches deep, this reader is engineered for space-efficient mounting. It meets environmental standards with GreenCircle certification and RoHS compliance, ensuring eco-friendly operation.
This section brings together practical product details such as Connectivity Technology, Media Supported, Maximum Operating Range, Host Interface, so buyers can judge configuration, deployment fit, and day-to-day suitability with less guesswork.
A strong technical summary explains how the product's interfaces, hardware profile, and operating characteristics work together in real deployment. Buyers often need this context to confirm compatibility with existing devices, expected performance in daily use, and whether installation will be straightforward for IT staff or end users.
Key Product Advantages
The HID Signo 40 offers robust performance with a focus on durability and compatibility. Its contactless operation reduces wear and tear, while multiple interface options simplify upgrades or expansions in existing security infrastructures.
These strengths make the product easier to deploy and manage in real environments, especially where reliability, usability, and day-to-day operational continuity matter. Notable benefits include Lifetime Warranty, RoHS Compliant, Wall/Box Mountable, Cable Connectivity, GreenCircle Certified.
For buyers comparing similar models, the strongest advantage is usually the balance between dependable day-to-day operation and a simpler rollout experience. That means less time spent troubleshooting fit, compatibility, or user adoption after installation, which is especially important for shared business environments and repeat purchasing decisions.
Deployment / Use Cases
This smart card reader is ideal for access control systems in office buildings, data centers, educational facilities, and healthcare environments. Its wall-mountable or box-mount form factor supports both surface and recessed installations, adapting to diverse architectural requirements.
Use cases include employee badge readers, secure entry points, time and attendance systems, and integrated security solutions. The RS-485 interface enables networked deployments for centralized management, while Wiegand compatibility ensures interoperability with legacy systems.
Commercial Security
Deploy in corporate offices or retail spaces for controlled access to restricted areas.
- Employee authentication
- Visitor management
- After-hours security
Institutional Applications
Install in schools, hospitals, or government buildings for identity verification and resource protection.
- Student ID readers
- Patient access control
- Secure facility entry
Physical Profile
The Signo 40 features a sleek black and silver exterior that blends with modern interiors. Its compact footprint allows for installation in tight spaces, such as door frames, kiosks, or panels. The wall-mountable or box-mount options provide flexibility for surface or embedded setups, with a lightweight design that simplifies handling during deployment.
- Width
- 3.15" (80.01 mm)
- Depth
- 0.77" (19.56 mm)
- Weight
- 140 g
Highlights
- Contactless smart card reader with 4-inch operating range
- Cable connectivity with pigtail, Wiegand, and RS-485 interfaces
- Wall-mountable or box-mount form factor for versatile installation
- Black and silver finish for discreet, professional appearance
- Compact dimensions: 3.15" wide x 0.77" deep
- Lightweight at 140 g for easy handling and mounting
- GreenCircle certified and RoHS compliant for environmental responsibility
- Lifetime warranty for long-term reliability and support
Specifications
| Specifications | |
|---|---|
| Manufacturer | HID Global Corporation |
| Manufacturer Part Number | 40NKS-02-000278 |
| Brand Name | HID |
| Product Line | Signo |
| Product Model | 40 |
| Product Name | Signo 40 Smart Card Reader |
| Product Type | Smart Card Reader |
| Technical Information | |
| Connectivity Technology | Cable |
| Media Supported | Contactless |
| Maximum Operating Range | 4" (101.60 mm) |
| Interfaces/Ports | |
| Host Interface | Pigtail,Wiegand,RS-485 |
| Physical Characteristics | |
| Product Color | Black,Silver |
| Form Factor | Wall Mountable,Box Mount |
| Width | 3.15" (80.01 mm) |
| Depth | 0.77" (19.56 mm) |
| Weight (Approximate) | 140 g |
| Miscellaneous | |
| Environmentally Friendly | Yes |
| Environmental Certification | GreenCircle |
| Environmental Compliance | Restriction of Hazardous Substances (RoHS) |
| Warranty | |
| Limited Warranty | Lifetime |
FAQ
What types of smart cards does the HID Signo 40 support?
The HID Signo 40 supports contactless smart cards, which use radio frequency identification (RFID) or near-field communication (NFC) technology for wireless data transmission. It is compatible with industry-standard card formats commonly used in access control systems, allowing for seamless integration with existing card credentials without physical contact.
What interfaces are available for connecting this reader to a system?
This reader offers three host interface options: pigtail, Wiegand, and RS-485. The pigtail interface provides direct wiring connections, Wiegand is a standard protocol for access control panels, and RS-485 enables networked communications over longer distances. This flexibility supports integration with various security hardware and controllers.
How is the HID Signo 40 mounted during installation?
The Signo 40 is designed for wall-mountable or box-mount installations. It can be surface-mounted on walls, doors, or panels using appropriate hardware, or recessed into boxes for a flush finish. This dual form factor accommodates different architectural needs, from visible entry points to discreet security setups.
What is the maximum operating range for card detection?
The maximum operating range for card detection is 4 inches (101.60 mm). This proximity-based range ensures reliable reading when cards are presented within close distance, reducing the risk of unauthorized access while maintaining user convenience in fast-paced environments like office entrances or secure zones.
Does this product meet environmental standards?
Yes, the HID Signo 40 is environmentally friendly with GreenCircle certification and compliance with the Restriction of Hazardous Substances (RoHS) directive. These certifications indicate that the product is manufactured with reduced environmental impact and adheres to regulations limiting hazardous materials in electronics.
What warranty coverage does the HID Signo 40 include?
The HID Signo 40 comes with a lifetime limited warranty. This warranty covers defects in materials and workmanship for the product's lifespan, providing long-term assurance and support for reliability in critical access control applications. It reflects the manufacturer's confidence in the reader's durability and performance.
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