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HID 40KNKS-T0-000000 Signo 40K Contactless Smart Card Reader - 4" Operating Range - Wiegand/RS-485 - Wall/Box Mountable - Black/Silver
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Product Features
Technical Overview
The Signo 40K reader operates via cable connectivity, transmitting credential data through its pigtail, Wiegand, or RS-485 interfaces. This flexibility allows installers to match the reader to existing system requirements without additional adapters.
The contactless technology supports common proximity and smart card formats, reading credentials from up to 4 inches away. This range balances user convenience with security, reducing wear on physical components while maintaining reliable signal acquisition.
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
This reader combines HID's trusted security technology with practical installation features. The dual black and silver finish offers aesthetic flexibility for different architectural styles, while the wall-mountable and box-mount options provide deployment versatility.
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 Environmental Compliance, Durability & Support.
Environmental Compliance
The Signo 40K meets GreenCircle environmental standards and RoHS compliance, supporting sustainable procurement initiatives without compromising performance.
- GreenCircle Certified
- RoHS Compliant
- Environmentally Friendly
Durability & Support
Backed by a lifetime limited warranty, this reader is built for long-term operation in demanding access control applications, reducing total cost of ownership.
- Lifetime Warranty
- Robust Construction
- Long-Term Reliability
Deployment / Use Cases
The Signo 40K is ideal for securing office buildings, educational facilities, healthcare centers, and government installations where controlled access is required. Its compact dimensions allow installation on narrow door frames or integrated into existing architectural elements.
Common applications include main entry doors, server room access, parking garage gates, and employee-only areas. The reader's compatibility with Wiegand and RS-485 protocols makes it suitable for both new installations and upgrades to legacy systems.
Commercial Security
Deploy at corporate office entrances, data centers, or research labs where reliable card reading and system integration are critical for asset protection.
- Office Buildings
- Data Centers
- Research Facilities
Institutional Access
Use in schools, hospitals, or government buildings to control entry to sensitive areas while maintaining smooth traffic flow for authorized personnel.
- Educational Campuses
- Healthcare Facilities
- Government Offices
Physical Profile
Measuring 3.16 inches wide and 0.85 inches deep, the reader presents a low-profile footprint that minimizes visual intrusion. The 159.9-gram weight ensures secure mounting without excessive bulk. The black and silver two-tone finish provides a professional appearance that blends with most interior designs.
The physical profile is practical for deployment planning because the dimensions and weight are clearly defined: 3.16" (80.26 mm), 0.85" (21.59 mm), 159.9 g. This helps confirm rack, shelf, desk, or cabinet fit before installation.
- Width
- 3.16" (80.26 mm)
- Depth
- 0.85" (21.59 mm)
- Weight
- 159.9 g
Highlights
- Contactless smart card reader with 4-inch operating range
- Supports Wiegand and RS-485 host interfaces for system compatibility
- Wall-mountable and box-mount form factor options
- Black and silver two-tone finish for aesthetic flexibility
- GreenCircle certified and RoHS compliant for environmental responsibility
- Lifetime limited warranty for long-term reliability
- Compact dimensions: 3.16" wide x 0.85" deep
- Cable connectivity for secure data transmission
Specifications
| Specifications | |
|---|---|
| Manufacturer | HID Global Corporation |
| Manufacturer Part Number | 40KNKS-T0-000000 |
| Brand Name | HID |
| Product Line | Signo |
| Product Model | 40K |
| Product Name | Signo 40K 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 | 3.16" (80.26 mm) |
| Depth | 0.85" (21.59 mm) |
| Weight (Approximate) | 159.9 g |
| Miscellaneous | |
| Environmentally Friendly | Yes |
| Environmental Certification | GreenCircle |
| Environmental Compliance | Restriction of Hazardous Substances (RoHS) |
| Warranty | |
| Limited Warranty | Lifetime |
User Manual
FAQ
What type of cards does the HID Signo 40K reader support?
The Signo 40K supports contactless smart cards and proximity cards. It uses standard contactless technology to read credentials from up to 4 inches away, making it compatible with common access control card formats used in commercial and institutional environments.
What interfaces does this reader offer for connecting to access control systems?
This reader provides three interface options: pigtail, Wiegand, and RS-485. The Wiegand interface is widely used in access control systems, while RS-485 supports longer cable runs and multi-drop configurations. This flexibility ensures compatibility with various control panels and system architectures.
How is the HID Signo 40K typically mounted during installation?
The reader is designed for both wall mounting and box mounting. Its compact dimensions allow installation directly on door frames, walls, or into electrical boxes. The form factor supports surface mounting with appropriate hardware for secure attachment in access control applications.
What is the operating range of this contactless reader?
The Signo 40K has a maximum operating range of 4 inches (101.60 mm). This distance allows users to present their credentials without physical contact with the reader, reducing wear on both cards and reader components while maintaining reliable signal acquisition for access authorization.
Does this product meet environmental compliance standards?
Yes, the Signo 40K is GreenCircle certified and complies with the Restriction of Hazardous Substances (RoHS) directive. It is designated as environmentally friendly, supporting sustainable procurement practices for organizations with green initiative requirements.
What warranty coverage does HID provide for this smart card reader?
HID provides a lifetime limited warranty for the Signo 40K reader. This warranty covers defects in materials and workmanship for the product's operational life, offering long-term reliability assurance for access control installations where continuous operation is essential.
What screen size is listed?
HID Signo 40K Contactless Smart Card Reader With Cable Pigtail Wiegand RS 485 Wall Mountable 4 Inch Operating Range 40KNKS-T0-000000 is best judged through its screen, connectivity, and installation specifications, which help buyers confirm visual fit and deployment suitability.
What resolution or display format is specified?
HID Signo 40K Contactless Smart Card Reader With Cable Pigtail Wiegand RS 485 Wall Mountable 4 Inch Operating Range 40KNKS-T0-000000 is best judged through its screen, connectivity, and installation specifications, which help buyers confirm visual fit and deployment suitability.
| Qty | Price | Available |
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