Direct compatibility answer
Will this credential work with your building?
CDVI standard 433.92 MHz RADIUM receivers; receiver enrolment is required.
A matching model name does not guarantee a working credential. Secure systems can use different receiver generations, facility codes, card formats, encryption keys or pre-programmed number ranges inside visually identical housings.
Details to confirm
Compare the CDVI RADIUM remotes family
These related housings can differ by button count, radio format, integrated proximity technology and receiver compatibility. Match the exact model and building data before ordering.
| Model | Credential | Technology | Compatibility |
|---|---|---|---|
| R2 Current page | RADIUM 2-Channel Remote | 433.92 MHz · KeeLoq hopping code | CDVI standard 433.92 MHz RADIUM receivers; receiver enrolment is required. |
| R2T | RADIUM 2-Channel Heavy-Duty Remote | 433.92 MHz · secure hopping code | CDVI RADIUM receiver family; confirm the exact transmitter and optional tag configuration. |
| R2TC | RADIUM 2-Channel Remote with CDVI Tag | 433.92 MHz remote · integrated CDVI tag | Compatible CDVI RADIUM receiver plus the building’s approved CDVI reader format and credential range. |
| R4 | RADIUM 4-Channel Remote | 433.92 MHz · four channels | CDVI standard RADIUM receivers; each channel and user record must be configured for the site. |
| RS1 | RADIUM Slim 1-Channel Remote | 433 MHz · KeeLoq rolling code | CDVI RADIUM receivers; RS1-C, RS1-H and RS1-EV2 credential variants must be matched exactly. |
How WeTech handles replacement credentials
- 01
Confirm the installed system
We verify the receiver or reader model, the active credential technology and available programming access.
- 02
Match the required data
Where applicable, we confirm facility code, bit format, serial-number range, button functions and integrated tag type.
- 03
Supply and register
Each credential is assigned to an authorized user, unit, employee or vehicle and tested against the intended entrance.






