Optional Parts – KNCA / KNTA
Compatible controllers, communication interfaces and external control accessories
Optional parts reference for applicable KNCA and KNTA indoor units
The following optional parts are listed for applicable KNCA and KNTA models. Some accessories require an additional communication kit before they can be connected to the indoor unit.
1. Remote Controllers
| Accessory Type | Part Number |
|---|---|
| Wired Remote Controller | UTY-RNRYT* UTY-RNRYZ* |
| Simple Remote Controller | UTY-RSRY UTY-RSRYT UTY-RHRY UTY-RHRYT |
* Communication kit required: Accessories marked with an asterisk require the optional UTY-TWRXZ2 Communication Kit for installation.
2. Communication and Network Accessories
| Accessory | Part Number |
|---|---|
| Communication Kit | UTY-TWRXZ2 |
| Network Converter for Single Split | UTY-VTGX |
| Network Converter for Single Split – AC Power Supply Type | UTY-VTGXV |
3. External Input and Output Accessories
| Accessory | Part Number |
|---|---|
| External Connect Kit | UTY-XWZX UTY-XWZXZ5 |
| External Input & Output PCB | UTY-XCSXZ2 |
| External Switch Controller | UTY-TERX |
4. Building Management and Automation Interfaces
| Interface Type | Part Number |
|---|---|
| KNX® Converter | UTY-VKSX |
| MODBUS® Converter | UTY-VMSX |
5. Quick Reference
| Function | Part Number(s) |
|---|---|
| Wired Controller | UTY-RNRYT*, UTY-RNRYZ* |
| Simple Controller | UTY-RSRY, UTY-RSRYT, UTY-RHRY, UTY-RHRYT |
| Communication Kit | UTY-TWRXZ2 |
| External Connect Kit | UTY-XWZX, UTY-XWZXZ5 |
| External I/O PCB | UTY-XCSXZ2 |
| Single Split Network Converter | UTY-VTGX |
| Single Split Network Converter – AC Powered | UTY-VTGXV |
| KNX® | UTY-VKSX |
| MODBUS® | UTY-VMSX |
| External Switch Controller | UTY-TERX |
Compatibility note: Confirm the complete indoor unit model and applicable installation documentation before ordering or installing optional accessories. Accessory compatibility can vary between model variants.