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18,000 BTU Air Handler Unit Refrigerant R454B
BREEZE33 BZ33-MSAHU18-454-G3-P PREMIER SERIES HANDLING UNIT INDOOR 18K BTU 208-230V MUST BE USED WITH MATCHING OUTDOOR EQUIPMENT CAN BE USED W/ A 24V THERMOSTAT R454B
Mini Split Heat Pump Indoor Units
}
Brand: 
18,000 BTU Air Handler Unit Refrigerant R454B
3603203
MFG #: BZ33-MSAHU18-454-G3-P
Product ID:3603203
Famous Supply
- Color: Gray
- Dimensions: 21 x 17-1/2 x 45 in
- Fuse Size: 20 a
- Liquid Line Size: 1/4 in
- Refrigerant Type: R454B
- Return Air Opening: 15-1/8
- Series: Premier
- Suction Line Size: 1/2 in
- Supply Air Opening: 15-5/8 in
- Type: Air Handler Unit
- Nominal Capacity: 18000 btu
- Cooling Capacity: 18000 btu/hr
- Heating Capacity: 19,500 btu/hr
- Power Source: 208/230V,60Hz,1Ph
- Flow Rate: 618.0 / 576.8 / 529.7 / 488.5 cfm
The Breeze33® BZ33-MSAHU18-454-G3-P is an 18,000 BTU Premier Series indoor air handler built for ductless mini split systems using R454B refrigerant, and it must be paired with matching Breeze33 outdoor equipment. Measuring 21 x 17-1/2 x 45 in, it moves up to 618 CFM of airflow and delivers 18,000 Btu/hr of cooling with 19,500 Btu/hr of heating. It runs on 208/230V, 60Hz, single-phase power, connects through a 1/2 in suction line and 1/4 in liquid line, and can be controlled with a 24V thermostat. Backed by a 5-year parts and 7-year compressor warranty and ETL, AHRI, NEEP, and ENERGY STAR® certification, it's built for dependable indoor comfort.
- Breeze33_Breeze33-BZ33-HYP18OUT2-454-G3-P-BZ33-MSAHU18-454-G3-P_SpecSheet.pdf(Specification Sheet)
- Breeze33_EquipmentGuide_SBLQ_2025.pdf(Catalog)
- Breeze33_G3-Controller_Compatibility-Guide.pdf(Compatibility Guide)
- Breeze33_G3-Mini-Split_Compatibility-Guide.pdf(Compatibility Guide)
- Mini-Split Warranty_7-10 year_WorkingFile_2024.pdf(Warranty Information)
- Features
- Warranty
- Standards & Approvals
- Application
| Cools at 18,000 BTU/hr and heats at 19,500 BTU/hr |
| Must be matched with corresponding Premier Series outdoor equipment |
| Compatible with a standard 24V thermostat |
| Uses a 1/2 in suction line, protected by a 20A fuse |
| 5 Years on Parts and 7 Years on Compressor |
| ETL |
| AHRI |
| NEEP |
| EnergyStar |
| Mini Split System |