General Assist Product Reference
Wall Hung Split Systems
System combinations, nominal capacities and compatible accessories
Lifestyle and Comfort wall-mounted R32 split systems
This article identifies the complete system set, matching indoor and outdoor unit models, nominal cooling and heating capacities, and the accessory options listed for current wall-hung split systems.
1. Quick reference
| Range | Cycle | Refrigerant | Cooling range | Heating range |
|---|---|---|---|---|
| Lifestyle | Reverse cycle | R32 | 2.5–9.5 kW | 3.2–10.3 kW |
| Comfort | Reverse cycle | R32 | 2.5–9.5 kW | 3.2–10.3 kW |
| Comfort | Cooling only | R32 | 2.5–9.5 kW | Not applicable |
Important: Indoor and outdoor units must be used as the matched combination shown in the tables below. Do not substitute a similarly sized model unless compatibility is confirmed in the applicable technical documentation.
2. Lifestyle reverse-cycle systems
| Complete system | Indoor unit | Outdoor unit | Cooling | Heating |
|---|---|---|---|---|
| SET-ASTG09KMTC | ASTG09KMTC | AOTG09KMTC | 2.5 kW | 3.2 kW |
| SET-ASTG12KMTC | ASTG12KMTC | AOTG12KMTC | 3.5 kW | 3.7 kW |
| SET-ASTH18KMTD | ASTH18KMTD | AOTH18KMTD | 5.0 kW | 6.0 kW |
| SET-ASTH22KMTD | ASTH22KMTD | AOTH22KMTD | 6.0 kW | 7.2 kW |
| SET-ASTH24KMTE | ASTH24KMTE | AOTH24KMTE | 7.1 kW | 8.0 kW |
| SET-ASTH30KMTD | ASTH30KMTD | AOTH30KMTD | 8.5 kW | 9.0 kW |
| SET-ASTH34KMTD | ASTH34KMTD | AOTH34KMTD | 9.5 kW | 10.3 kW |
3. Comfort reverse-cycle systems
| Complete system | Indoor unit | Outdoor unit | Cooling | Heating |
|---|---|---|---|---|
| SET-ASTH09KNCA | ASTH09KNCA | AOTH09KNCA | 2.5 kW | 3.2 kW |
| SET-ASTH12KNCA | ASTH12KNCA | AOTH12KNCA | 3.4 kW | 4.0 kW |
| SET-ASTH14KNCA | ASTH14KNCA | AOTH14KNCA | 4.2 kW | 4.7 kW |
| SET-ASTH18KNTA | ASTH18KNTA | AOTH18KNTA | 5.0 kW | 5.2 kW |
| SET-ASTH22KNTA | ASTH22KNTA | AOTH22KNTA | 6.0 kW | 6.5 kW |
| SET-ASTH24KNTA | ASTH24KNTA | AOTH24KNTA | 7.1 kW | 8.0 kW |
| SET-ASTH30KNTA | ASTH30KNTA | AOTH30KNTA | 8.5 kW | 9.0 kW |
| SET-ASTH34KNTA | ASTH34KNTA | AOTH34KNTA | 9.5 kW | 10.3 kW |
4. Comfort cooling-only systems
| Complete system | Indoor unit | Outdoor unit | Cooling |
|---|---|---|---|
| SET-ASTH09CNCA | ASTH09CNCA | AOTH09CNCA | 2.5 kW |
| SET-ASTH12CNCA | ASTH12CNCA | AOTH12CNCA | 3.4 kW |
| SET-ASTH18CNTA | ASTH18CNTA | AOTH18CNTA | 5.0 kW |
| SET-ASTH24CNTA | ASTH24CNTA | AOTH24CNTA | 7.1 kW |
| SET-ASTH30CNTA | ASTH30CNTA | AOTH30CNTA | 8.5 kW |
| SET-ASTH34CNTA | ASTH34CNTA | AOTH34CNTA | 9.5 kW |
5. Wall-hung system accessories
Accessory suitability varies by indoor-unit series. Where a model restriction is shown, confirm the indoor model suffix before ordering.
| Model | Type | Description / suitability |
|---|---|---|
| UTY-NXT-BOX | Indoor accessories | anywAiR Technology Adapter II USB |
| UTY-NXT-CAB | Indoor accessories | UART cable for anywAiR Technology Adapter II. Required for non-KMTC/TD models when installing UTY-NXT-BOX. |
| UTY-RHRYT | Controls | Optional simple controller, 2-wire communication, no mode control. |
| UTY-RNRYT5 | Controls | Optional touch-screen controller. |
| UTY-RSRYT1 | Controls | Optional simple controller, 2-wire communication. Suitable for AGTG and ABTH models. |
| UTY-RSRYT | Controls | Optional simple controller, 2-wire communication. |
| UTY-RSRY | Controls | Optional simple controller, 2-wire communication. Suitable for KMTC/TD/TE models. |
| UTY-RVRY | Individual control options | Optional wired controller, Mirror Touch. |
| UTY-TWRXZ2 | Indoor accessories | Communication kit for 2-wire optional controllers. |
| UTY-XCSXZ2 | Indoor accessories | External input and output PCB. |
| UTY-XWZX | Indoor accessories | External connect kit. Suitable for KNCA/TA and CNCA/TA models. |
| UTY-XWZXZ5 | Indoor accessories | External control wiring kit. |
| UTY-VKSX | Gateway control options | KNX converter for indoor unit. |
| UTY-VMSX | Gateway control options | Modbus converter for indoor unit. Suitable for KMTC/TD/TE and KNCA/TA models. |
| UTY-TERX | Individual control options | External switch controller, 2-wire only. |
| UTY-VTGX | Network converter / adaptor options | Network converter for standard-product connection; DC powered from indoor unit. |
| UTY-VTGXV | Network converter / adaptor options | Network converter for standard-product connection; AC powered. |
| UTY-XWZXZ3 | Outdoor accessories | External connect kit. Suitable for ASTH30/34KMTD and ASTH30/34CNTA models. |
6. Ordering and compatibility checks
| 1 | Confirm whether the required system is Lifestyle or Comfort. |
| 2 | Confirm whether the application requires reverse cycle or cooling only. |
| 3 | Use the complete SET- model or verify the exact matched indoor and outdoor models. |
| 4 | For accessories, check the indoor-unit suffix and any model restrictions shown in the accessory description. |
| 5 | Confirm current availability and the latest installation instructions before supply or installation. |
Reference note:Capacities shown are nominal values in kilowatts. Product availability and accessory compatibility may change. Always check the current product documentation before ordering or installation.