
Product Overview
Daikin 42K BTU SkyAir Heat Pump Condenser Mini Split Single Zone R32 230V RZA42AAVJU
The Daikin SkyAir 42,000 BTU Single Zone Heat Pump is engineered for exceptional heating and cooling performance in larger residential and light commercial spaces. Featuring a robust 3.5-ton capacity and eco-friendly R-32 refrigerant, this unit delivers efficient climate control with a reduced environmental footprint.
Key Features
- 3.5 Ton High-Capacity Performance – Ideal for large rooms, open-concept areas, or commercial zones requiring powerful, reliable temperature control
- Energy-Efficient R-32 Refrigerant – Provides improved energy efficiency with a lower global warming potential than traditional refrigerants
- 10-Year Limited Parts & Compressor Warranty – Industry-leading warranty coverage for long-term reliability and peace of mind
- Optional Drain Pan Heater – Prevents ice buildup in cold weather, ensuring consistent performance year-round
- Quiet and Rugged Design – Designed for quiet operation and durability in harsh environmental conditions
Daikin 42K BTU SkyAir Heat Pump Condenser Mini Split Single Zone R32 230V RZA42AAVJU
| Warranty Type | Parts |
| Standard Warranty | 5 years |
| Registered Warranty | 10 years |
Daikin 42K BTU Concealed Duct Air Handler Mini Split Single Zone R32 230V FBA42AAVJU
The Daikin 42,000 BTU Ducted Mini Split Indoor Unit is a powerful and efficient solution for larger single-zone applications. Designed for quiet, concealed installation, this unit features a DC fan motor, refrigerant detection system with dispersion mode, and automatic airflow adjustment during commissioning based on external static pressure. It operates with R-32 refrigerant and delivers up to 47,000 BTU of heating capacity, while service access from below ensures ease of maintenance in any installation.
Key Features
- 42,000 BTU Nominal Capacity / 40,500 BTU Cooling / 47,000 BTU Heating
- Environmentally Responsible R-32 Refrigerant
- Ducted Single-Zone Indoor Unit with Low-Profile Design
- DC Fan Motor for Quiet Operation and Energy Savings
- Auto Airflow Adjustment at Startup for Optimized Static Pressure
- Built-In Refrigerant Leak Detection with Dispersion Mode
- Easy Service Access from the Bottom of the Unit
- Remote Not Included – Recommended Remote: G38-651
This high-capacity ducted mini split indoor unit is ideal for large spaces that demand strong airflow performance, integrated safety, and ease of installation and servicing.
Daikin 42K BTU Concealed Duct Air Handler Mini Split Single Zone R32 230V FBA42AAVJU
| Warranty Type | Parts |
| Standard Warranty | 5 Year Parts |
| Registered Warranty | 10 Year Parts |
Technical Specifications — FBA42AAVJU
| sku | FBA42AAVJU |
|---|---|
| manufacturer | Daikin |
| product category | Ductless Mini-Splits |
| product class | Sky Air Fan Coil |
| system family | Sky Air |
| function category | Heat Pump |
| product type | Equipment |
| unit type | Indoor |
| market type | Light Commercial |
| product family | FBA_AAVJU |
| series name | FBA |
| short description | SkyAir Indoor Fan Coil |
| family description | HSP R-32 SkyAir 1.5 - 4.0 Ton DC Ducted Unit |
| product description | R-32 3.5 TON HSP DUCTED CONCEALED |
| cooling btu | 40,500 |
| heating btu | 47,000 |
| decibel level (dba) | 48 dBA |
| refrigerant | R-32 |
| liquid line | 3/8 in |
| suction line | 5/8 in |
| electrical | 208-230 V | 60 Hz | 1 Ph |
| max breaker size | 15 A |
| min. breaker size | 3.6 A |
| tonnage | 3.5 |
| btu/tonnage | 40,500 BTU/3.5 Ton |
| height | 9-11/16 in |
| width | 55-1/8 in |
| depth | 31-1/2 in |
| weight | 106 lb |
| warranty | ALL PARTS - 10 YEARS PARTS |
| safety information | Proposition 65 Label: Yes |
| ahri reference number | 2171752123 |
Technical Specifications — RZA42AAVJU
| sku | RZA42AAVJU |
|---|---|
| manufacturer | Daikin |
| product category | Ductless Mini-Splits |
| product class | Sky Air Heat Pump |
| system family | Sky Air |
| function category | Heat Pump |
| product type | Equipment |
| unit type | Outdoor |
| market type | Light Commercial |
| product family | RZA_AAVJU |
| short description | SkyAir Heat Pump, Single Zone |
| family description | SkyAir Heat Pump 1.5 to 4.0 Ton |
| product description | R-32 SkyAir 3.5 T Heat Pump Single Zone |
| decibel level (dba) | 56 dBA |
| refrigerant | R-32 |
| compressor type | Swing |
| liquid line | 3/8 in |
| suction line | 5/8 in |
| electrical | 208-230 V | 60 Hz | 1 Ph |
| max breaker size | 35 A |
| min. breaker size | 34.6 A |
| zone compatibility | Single Zone |
| height | 34-1/4 in |
| width | 43-5/16 in |
| depth | 18-1/8 in |
| weight | 234 lb |
| warranty | ALL PARTS - 10 YEARS PARTS |
| safety information | Proposition 65 Label: Yes |
Manuals
- Engineering Data Manual (English) - EM-EM_RZA_AAVJU-FCA_AA-FAA_AA-
- Installation Manual (English) - IM-EN_3P493125-10H FBA18-48AAV
- Installation Manual (English) - IM-IM_EN_3P493125-10H FBA18-48
- Installation Manual (English) - IM-IM_EN_3P493125-10H_FBA18-48
- Operation Manual (English) - OM-OM_EN_3P494229-8G FBA18-48A
- Operation Manual (English) - OM-OM_EN_3P494229-8G_FBA18-48A
























































































