3 Zone 36,000 BTU OLMO Sierra Ductless Mini Split AC Wall Mounted 9k+9k+18k | No Kit No Kit No Kit

OLMO5-Yr Warranty

OS-RMS36-230VOM18SRWM09SRWM09SRW-NO/NO/NO
Product specifications
Brand Olmo
Voltage 230V
SEER 21
WiFi Included
Zone Three Zone
Type Wall Mount
Freon R454B
Compressor Inverter
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18,000 Installation Kit: No Installation Kit
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Sierra Wall Mount

OLMO's Multi-Zone Sierra Series is a versatile HVAC solution that provides efficient heating and cooling for multiple rooms, featuring advanced inverter technology for precise temperature control and significant energy savings. Using eco-friendly R410A refrigerant, the system delivers reliable performance with minimal environmental impact. Ideal for both residential and commercial applications, the Sierra Series combines quiet operation, flexible installation, and user-friendly controls, making it a perfect choice for maintaining year-round comfort across multiple zones with one efficient system.

White multi-zone sierra air conditioner with shield logo and checkmark.

Warranty and Tech Support Info

By selecting OLMO products for your home or business, you’ll receive expert technical support from heating and cooling specialist, including access to product manuals, troubleshooting guides and warranty information.

The manufacturer provides a Limited Warranty of 5 years for the compressor and 2 years for parts.

Warranty terms
White wall-mounted air conditioner with sleek design and modern aesthetic.

Main Features

OLMO's Multi-Zone Sierra Series delivers efficient multi-room comfort with advanced inverter technology for precise temperature control. Its eco-friendly R454B refrigerant reduces environmental impact, while quiet operation ensures minimal disruption. With flexible installation options, sleek design, and reliable heating and cooling, it’s the perfect solution for modern multi-zone climate control needs.

All Accessories Included

With your purchase, you receive a comprehensive MiniSplit system. MiniSplits4Less ensures you have everything needed for a seamless installation. Your package includes an Indoor Unit, Outdoor Unit, Remote Control, Manuals, optional LineSet, and a Smartkit (WIFI). We've meticulously thought of every detail to provide you with all the essentials for your installation.

Technical Specifications

Indoor Models OS-RM09SW-230VI OS-RM12SW-230VI OS-RM18SW-230VI OS-RM24SW-230VI
Power Supply (V-Ph-Hz) 208/230V-1Ph-60 208/230V-1Ph-60 208/230V-1Ph-60 208/230V-1Ph-60
Cooling Capacity (Btu/h) 9000 12000 18000 23400
Heating 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
Refrigerant Piping (Liquid Side / Gas Side) (in) 1/4" / 3/8" 1/4" / 3/8" 1/4" / 1/2" 3/8" / 5/8"
Outdoor Models OS-RMS18-230VO OS-RMS24-230VO OS-RMS36-230VO OS-RMS42-230VO
Power Supply (V-Ph-Hz) 208/230V-1Ph-60 208/230V-1Ph-60 208/230V-1Ph-60 208/230V-1Ph-60
Cooling Capacity (Btu/h) 18000 27000 36000 42000
EER2 13.33 12.85 12.85 12.0
SEER2 22.0 23.0 22.0 22.0
Heating Rated Capacity (Btu/h) 18000 27000 36000 36000
HSPF2 10.0 10.0 10.0 9.5
COP2 (W/W) 3.82 3.60 3.91 3.60
Max Fuse (A) 30 40 50 60
Outdoor Air Flow (Hi) (CFM) 1850 3357 3357 3357
Outdoor Side Noise Level (dB(A)) 55 62 64 64
Dimensions (WxHxD) (in) 33.88x26.38x12.25 38.38x32.88x14.12 38.38x32.88x14.12 38.38x32.88x14.12
Outdoor Unit Packing (WxHxD) (in) 39x28.75x17.75 43.75x37.75x18.12 43.75x37.75x18.12 43.75x37.75x18.12
Net/Gross Weight (lbs) 101.4/112.4 160.6/183.2 169.8/191.8 172/194
Refrigerant Type/Quantity (oz) R454B/51.15 R454B/76.2 R454B/105.8 R454B/105.8
Refrigerant Piping (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) 82/164 82/230 82/230 82/262
Ambient Outdoor (Cooling) (°F) 5~125 5~125 5~125 5~125
Ambient Outdoor (Heating) (°F) -13~75 -13~75 -13~75 4~75

Multiple Control Methods

Olmo’s Multi-Zone Sierra Series can be managed with a user-friendly remote control and the. This options offer precise temperature adjustments and optimal climate control for ultimate convenience.

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Frequently Asked Questions

How many rooms can the Olmo 3 Zone 36,000 BTU mini split cool?

The Olmo 3 Zone 36,000 BTU mini split is designed to effectively cool up to three rooms or zones, making it ideal for multi-zone applications. With a total output of 36,000 BTU, it can cover an area of up to 1,500 sq ft.

Can I mix BTU sizes with the Olmo mini split system?

Yes, you can mix BTU sizes in the Olmo mini split system as long as the total does not exceed the 36,000 BTU capacity. For instance, you can configure it with a combination of 9k, 9k, and 18k units to suit your specific cooling needs.

Do all zones in the Olmo mini split run simultaneously?

In the Olmo 3 Zone mini split system, each zone can be controlled independently, allowing you to run all zones simultaneously or adjust them based on your usage. This flexibility ensures that you can manage energy consumption effectively while maximizing comfort.

What is the efficiency of the Olmo mini split compared to multiple single-zone units?

The Olmo 3 Zone mini split boasts an impressive SEER rating of 21.0, which is typically more efficient than operating multiple single-zone units. This high efficiency can lead to significant energy savings and improved overall comfort across multiple rooms.

What warranty does the Olmo mini split offer?

The Olmo 3 Zone 36,000 BTU mini split comes with a comprehensive 5-year parts and compressor warranty, ensuring peace of mind for your investment. This warranty covers essential components, giving you confidence in the system's reliability.

Does the Olmo mini split come pre-charged with refrigerant?

Yes, the Olmo mini split system comes pre-charged with R454B refrigerant, suitable for installations that utilize up to 25 ft of line set. This feature simplifies the installation process as the system is ready for operation right out of the box.