HID Signo 40 Reader for Secure Wall Switch Access Control

The HID Signo 40 Reader is a versatile wall switch access control reader designed to provide secure, high-performance credential reading for a wide range of environments. With support for multiple smart credential technologies, the reader offers installers and end users a flexible solution for both new installations and system upgrades. Designed for seamless integration, the HID Signo 40 Reader supports communication via Wiegand, Clock-and-Data and RS-485 Half Duplex using OSDP. This makes it suitable for use with a wide variety of access control systems, while also supporting more secure and manageable reader communication where OSDP is used. The reader is compatible with credentials including Seos, iCLASS SE®, iCLASS SR®, iCLASS®, MIFARE Classic and MIFARE DESFire EV1/EV2, giving organisations the flexibility to work with existing card estates or migrate towards more secure credential platforms. With an IP65-rated housing, compact wall switch design and operating temperature range from -35°C to 66°C, the HID Signo 40 Reader is suitable for both indoor and outdoor applications. It is a strong choice for offices, schools, healthcare facilities, residential buildings and commercial sites requiring dependable access control. Key Features Of The HID Signo 40: Wall switch-mounted multi-technology access control reader Supports a wide range of credential technologies Compatible with Seos, iCLASS SE®, iCLASS SR®, iCLASS®, MIFARE Classic and MIFARE DESFire EV1/EV2 Supports Wiegand, Clock-and-Data and RS-485 Half Duplex communication OSDP support for secure reader communication and remote management IP65-rated housing for indoor and outdoor installations Compact, discreet design for professional wall switch mounting Suitable for new access control systems and upgrade projects Designed for reliable operation in demanding environments Available in Standard Profile, SEOS Profile and Smart Profile configurations Terminal and pigtail connection options available Available Variations SKU Product Description 40TKS-00-000000 HID Signo 40 wall switch-mount MultiTech reader, Standard Profile, terminal connection 40NKS-00-000000 HID Signo 40 wall switch-mount MultiTech reader, Standard Profile, pigtail connection 40TKS-01-000000 HID Signo 40 wall switch-mount reader, SEOS Profile, terminal connection 40NKS-01-000000 HID Signo 40 wall switch-mount reader, SEOS Profile, pigtail connection 40TKS-02-000000 HID Signo 40 wall switch-mount reader, Smart Profile, terminal connection 40NKS-02-000000 HID Signo 40 wall switch-mount reader, Smart Profile, pigtail connection Benefits Enhanced security – Supports secure credential technologies for controlled access. Flexible integration – Works with Wiegand, Clock-and-Data and OSDP communication formats. Suitable for upgrades – Ideal for replacing or upgrading existing access control readers. Remote management – OSDP support allows improved configuration and system administration. Reliable performance – IP65-rated construction supports indoor and outdoor use. Broad application suitability – Suitable for offices, retail sites, schools, healthcare and residential buildings. Technical Specifications Product range: HID Signo 40 Reader type: Wall switch-mounted access control reader Credential compatibility: Seos, iCLASS SE®, iCLASS SR®, iCLASS®, MIFARE Classic, MIFARE DESFire EV1/EV2 Read range: 1.6 to 4 inches / 4 to 10 cm Operating voltage: 12V DC Communication: Wiegand, Clock-and-Data, RS-485 Half Duplex OSDP support: Yes Dimensions: 80 mm x 121.5 mm x 19.5 mm Environmental rating: IP65 Operating temperature: -35°C to 66°C Connection options: Terminal or pigtail, depending on model Profile options: Standard Profile, SEOS Profile or Smart Profile Mounting type: Wall switch mount See Full HID Signo 40 Data Sheet Ideal Applications Offices and commercial premises Retail stores Educational institutions Healthcare facilities Residential properties Apartment blocks and managed buildings Internal restricted-access areas Access control upgrade projects FAQ What is the HID Signo 40 Reader used for? The Signo 40 Reader is used as a wall switch-mounted access control reader for secure door entry. It reads compatible access credentials and sends the credential data to an access control system. Does the HID Signo 40 Reader have a keypad? No. The Signo 40 Reader is the non-keypad wall switch reader. For keypad functionality, the HID Signo 40K would be the suitable version. What communication formats does the HID Signo 40 Reader support? The reader supports Wiegand, Clock-and-Data and RS-485 Half Duplex, including OSDP for secure reader communication and remote management. What is the difference between the HID Signo 40 Reader and the HID Signo 20 Reader? The Signo 40 Reader is a wall switch-sized reader, while the HID Signo 20 Reader is a narrower mullion-mount reader designed for slimmer door frames and restricted mounting areas.