OLMO Sierra 36,000 BTU Outdoor Condenser, 230V, R410A - Ductless Mini Split Air Conditioner Heat Pump
OLMO5-Yr WarrantySKU: OS-MSR36-230VO
Product specifications
- Voltage
- 230V
- SEER
- 22.0
- WiFi
- Not Included
- Type
- Outdoor Unit
- Freon
R410A
Choose Your Configuration
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OLMO · SIERRA
Built for year-round comfort
OS-MSR36-230VO
System Specs
| Cooling Capacity | 36,000 BTU/h |
|---|---|
| SEER2 | 22.0 |
| Voltage | 230V |
| Refrigerant | R410A |
|---|---|
| Compressor | Inverter |
| Warranty | 5-Yr Compressor |
Sierra Series Description
The OLMO 36,000 BTU outdoor condenser (OS-MSR36-230VO) is the outdoor half of a R410A ductless mini split heat-pump system. Pair it with compatible indoor units to build your system.
6 Modes for Maximum Comfort
Engineered to adapt to every season, every room, every need.
Maintain a comfortable indoor temperature by automatically switching between heating and cooling as needed. Ideal for year-round use.
WARRANTY
BACKED BY OLMO COMFORT
Industry-leading protection on every unit
Compressor: 5-year coverage
With product registration after professional installation.
Parts & components: 3-year coverage
All major components and refrigerant circuit parts.
Technical Specifications
Outdoor Unit Specs— OS-MSR36-230VO
| Model | OS-MSR36-230VO |
|---|---|
| Net/Gross Weight | 188.5/220.5 lb |
| Power Supply | 208-230V, 1Ph, 60Hz |
| Maximum Fuse Size | 50 A |
| Min. Circuit Ampacity | 32.2 A |
| Copper Line Size (Liquid/Gas) | 1/4"/3/8" |
| Noise Level | 59 dB |
| Airflow | 3.411 CFM |
Series Comparison Table
Technical specifications for every model in the series — this product is one of them.
Indoor Models
| Specification | OS-M09SRW-230VI | OS-M12SRW-230VI | OS-M18SRW-230VI | OS-M24SRW-230VI |
|---|---|---|---|---|
| Power Supply V-Ph-Hz | 208/230V-1Ph-60 | 208/230V-1Ph-60 | 208/230V-1Ph-60 | 208/230V-1Ph-60 |
| Capacity Btu/h | 9000 | 12000 | 18000 | 23400 |
| Rated Capacity Btu/h | 9500 | 13000 | 19000 | 26000 |
| Output Power W | 25 | 25 | 35 | 35 |
| Rated Current A | 0.11 | 0.11 | 0.17 | 0.17 |
| Indoor Air Flow CFM | 341 | 365 | 647 | 706 |
| Indoor Noise Level (Hi/Mi/Lo) dB(A) | 39/35/30 | 39/35/30 | 45/41/37 | 47/45/42 |
| Net Dimensions (WxHxD) in | 32.02x10.75x8.13 | 37.38x10.75x8.13 | 48x12.63x9.25 | 48x12.63x9.25 |
| Packing (WxHxD) in | 39.38x13.19x6.38 | 39.38x13.19x6.38 | 51.75x15.44x12.50 | 51.75x15.44x12.50 |
| Net/Gross Weight lbs | 19.84 / 24.25 | 19.84 / 24.25 | 31.97 / 37.48 | 31.97 / 37.48 |
| Liquid Side / Gas Side in | 1/4" / 3/8" | 1/4" / 3/8" | 1/4" / 1/2" | 3/8" / 5/8" |
Outdoor Models
| Specification | OS-MSR36-230VOThis model | OS-MSR18-230VO | OS-MSR24-230VO | OS-MSR42-230VO |
|---|---|---|---|---|
| Power Supply V-Ph-Hz | 208/230V-1Ph-60 | 208/230V-1Ph-60 | 208/230V-1Ph-60 | 208/230V-1Ph-60 |
| Capacity Btu/h | 32000 | 18000 | 24000 | 42000 |
| EER2 Btu/h | 12.5 | 12.5 | 12.5 | 10.5 |
| SEER2 Btu/h | 21.0 | 21.0 | 22.0 | 20.0 |
| Rated Capacity Btu/h | 36000 | 18000 | 24000 | 42000 |
| HSPF2 Btu/h | 9.00 | 9.50 | 9.05 | 8.95 |
| COP2 W/W | 3.37 | 3.45 | 3.66 | 3.17 |
| Minimum Circuit Ampacity A | 32.2 | 23 | 25 | 35 |
| Max Fuse A | 50 | 30 | 30 | 50 |
| Outdoor Air Flow (Hi) CFM | 3411 | 1850 | 2350 | 3411 |
| Outdoor Side Noise Level dB(A) | 59 | 55 | 55 | 63 |
| Dimensions (WxHxD) in | 37.38×41.38×13.38 | 33.88×26.38×12.25 | 37.38×33×13.38 | 37.38×41.38×13.38 |
| Outdoor Unit Packing (WxHxD) in | 43.75×18.13×47.25 | 39×17.75×28.75 | 43.75×18.13×36.25 | 43.75×18.13×47.25 |
| Net/Gross Weight lbs | 188.5/220.5 | 116.8/125.6 | 158.7/169.5 | 198.4/224.5 |
| Refrigerant Type/Quantity oz | R410A/105.82 | R410A/63.49 | R410A/81.13 | R410A/120 |
| Refrigerant Precharge ft | 98 | 50 | 75 | 98 |
| Liquid Side / Gas Side in | 1/4" / 3/8" | 1/4" / 3/8" | 1/4" / 3/8" | 1/4" / 3/8" |
| Max Refrigerant Pipe Length Each/Total ft | 66/246 | 82/164 | 66/197 | 66/262 |
| Outdoor (Cooling) °F | 14~114.8 | 14~114.8 | 14~114.8 | 14~114.8 |
| Outdoor (Heating) °F | -13~75.2 | -13~75.2 | -13~75.2 | -4~75.2 |
Frequently asked questions.
What size mini split do I need for my space?
For areas up to 1500 sq ft, the Olmo Sierra 36,000 BTU mini split is an excellent choice. Its high capacity ensures effective cooling and heating in larger rooms or open spaces.
How much does a mini split system like the Olmo Sierra cost?
The price of the Olmo Sierra 36,000 BTU mini split system varies based on installation kits, which range from no kit to options of 16ft, 25ft, or 50ft. Contact our sales team for specific pricing based on your chosen setup.
Can I install the Olmo mini split myself?
While some homeowners may attempt to install the Olmo Sierra mini split, it is advisable to hire a professional. Self-installation can lead to inefficiencies, especially since the system requires proper handling of refrigerant and electrical connections at 230V.
Does the Olmo Sierra mini split come pre-charged with refrigerant?
Yes, the Olmo Sierra mini split is pre-charged with R410A refrigerant for up to 25 ft of line set. This feature simplifies the installation process, allowing for immediate use after connecting to your indoor unit.
What kind of warranty does the Olmo Sierra offer?
The Olmo Sierra mini split comes with a 5-year parts and compressor warranty, providing peace of mind regarding the durability and reliability of your cooling system.
What is the SEER rating of the Olmo Sierra and is it energy efficient?
The Olmo Sierra boasts a SEER rating of 22.0, which indicates high energy efficiency. This makes it an excellent choice for those looking to reduce energy costs while enjoying superior climate control.
Manufacturer Technical Support
Reach your brand's tech support team directly
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The OLMO 36,000 BTU outdoor condenser (OS-MSR36-230VO) is the outdoor half of a R410A ductless mini split heat-pump system. Pair it with compatible indoor units to build your system.
Key Features
- Outdoor condenser (heat pump)
- 36,000 BTU nominal capacity
- Inverter heat pump — efficient cooling and heating
- R410A refrigerant, factory pre-charged

