• Olmo Sierra 4-Zone Ductless Mini Split AC & Heat Pump 36000 BTU (12K+12K+12K+18K), Wall Mount Units, 230V - R410A
  • Olmo Sierra 4-Zone Ductless Mini Split AC & Heat Pump 36000 BTU (12K+12K+12K+18K), Wall Mount Units, 230V - R410A
  • Olmo Sierra 4-Zone Ductless Mini Split AC & Heat Pump 36000 BTU (12K+12K+12K+18K), Wall Mount Units, 230V - R410A
  • Olmo Sierra 4-Zone Ductless Mini Split AC & Heat Pump 36000 BTU (12K+12K+12K+18K), Wall Mount Units, 230V - R410A
  • Olmo Sierra 4-Zone Ductless Mini Split AC & Heat Pump 36000 BTU (12K+12K+12K+18K), Wall Mount Units, 230V - R410A
  • Olmo Sierra 4-Zone Ductless Mini Split AC & Heat Pump 36000 BTU (12K+12K+12K+18K), Wall Mount Units, 230V - R410A
  • Olmo Sierra 4-Zone Ductless Mini Split AC & Heat Pump 36000 BTU (12K+12K+12K+18K), Wall Mount Units, 230V - R410A
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Olmo

Olmo Sierra 4-Zone Ductless Mini Split AC & Heat Pump 36000 BTU (12K+12K+12K+18K), Wall Mount Units, 230V - R410A

SKU: OS-MSR36-230VO + 3X OS-M12SRW-230VI + OS-M18SRW-230VI

System highlights
AC Type
Wall Mount
Refrigerant Type
R410A
Brand
Olmo
Outdoor Unit
36000 BTU VO (3.0 TON)
Indoor Unit
12000 BTU (1.0 TON), 18000 BTU (1.5 TON)
Voltage
208-230V
Looking For
Wall Mount, Pre-Made Kits
Cooling Area (sq.ft.)
400-550, 550-1000
Series
Sierra
SEER2 Rating
21.0
Line Set Length

NOTE: THE DEFAULT SELECTION DOES NOT INCLUDE AN INSTALLATION KIT. UPGRADE YOUR SELECTION TO ADD TO YOUR ORDER.

Price

$2,460.00 $2,287.80
You save $172.20(7% off)
Shipping calculated at checkout.
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OLMO SIERRA — Multi-Zone Heat Pump System

Olmo Sierra 4-Zone Ductless Mini Split AC & Heat Pump 36000 BTU (12K+12K+12K+18K), Wall Mount Units, 230V - R410A

The OLMO Sierra Multi-Zone can be used in multiple combinations with Olmo Multi-Sierra wall mounted units in up to 4 independent zone(s). Featuring inverter technology, this heat pump offers up to 21 SEER2 ratings for efficient cooling and heating. With Smart Connect included, you can independently control comfort from anywhere using the app. A remote control is also included with features such as Sleep, Turbo, and Eco modes, multiple fan speeds, timer functions, and auto swing louvers.

Multi-Zone Wall Mounted Indoor Units 4 Zone(s) Up to 21 SEER2 36000 BTU Outdoor Refrigerant: R410A Outdoor SKU OS-MSR36-230VO Smart Connect Included
Contact for custom quotes Call 800-543-8933

Features

  • Remote Control Included
  • Smart Connect from anywhere (app control)
  • Comfortable Sleep Mode
  • Turbo and Eco Modes
  • Multiple Fan Speeds
  • Timer
  • Louver Auto Swing
  • Self Clean Mode
  • LED Display

Features can vary by matched indoor unit model/configuration.

At-a-glance

Zoning
4 room(s)
Outdoor BTU
36000
SEER2
21
Refrigerant
R410A
Outdoor SKU
OS-MSR36-230VO
Control
App + Remote

Video

Optional overview video.

What’s included

Outdoor Unit: 36000 BTU (1 pc) — Model: OS-MSR36-230VO
Indoor Units:

- 12,000 BTU (x3) — Model: OS-M12SRW-230VI

- 18,000 BTU (x1) — Model: OS-M18SRW-230VI

  • Installation Kits options (No Installation / 16 ft / 25 ft / 50 ft)
  • (INSTALLATION KIT SIZE MUST BE SELECTED, TO INCLUDE)
  • Wireless remote controls (4 remote(s))
  • Smart Connect module (if included with this configuration)
  • Installation manual
  • User’s manual
  • Manufacturer warranty

If you choose a “NO INSTALLATION KIT” option, the order will not include copper line sets or communication wire, which are required for installation.

Technical specifications — Indoor

Indoor Unit Specifications — OS-M12SRW-230VI

Refrigerant piping Liquid/Gas side (inch) 1/4-3/8
Voltage range (V) 187-253
Packing dimensions (WxDxH) 39.38x13.19x6.38
BTU Rated 12,000
Unit Net/Gross weight 19.84/24.25
Unit dimensions (W*H*D) 37.38x10.75x8.13
Power source 208-230V, 1Ph, 60Hz
Indoor Noise Level H/M/L 39/35/30

Indoor Unit Specifications — OS-M18SRW-230VI

Voltage range (V) 187-253
Refrigerant piping Liquid/Gas side (inch) 1/4-1/2
Packing dimensions (WxDxH) 51.75x15.44x12.50
BTU Rated 18,000
Unit Net/Gross weight 31.97/37.48
Unit dimensions (W*H*D) 48x12.63x9.25
Power source 208-230V, 1Ph, 60Hz
Indoor Noise Level H/M/L 45/41/37

Manuals

Technical specifications — Outdoor

Outdoor Unit Specifications — OS-MSR36-230VO

Voltage range (V) 198~253
System type Multi-zone unit
SEER2 up to 21
Refrigerant type R410A
Refrigerant piping Liquid/Gas side (inch) 1/4"/3/8"
Packing dimensions (WxDxH) 43-3/4x18-1/8x47-1/4
Max. pipe length (ft) 66/246
HSPF2-5 9.12
HSPF2-4 11.05
EER2 up to 12.5
Unit Net/Gross weight 188.5/220.5
Unit dimensions (W*H*D) 37-3/8x41-3/8x13-3/8
Refrigerant precharge 25
Power source 208-230V, 1Ph, 60Hz
Outdoor Noise Level 59
Outdoor Air Flow 3.411
Minimum circuit ampacity 32.2
Max.fuse 50
Max height difference between Indoor and Outdoor unit 15
Heating Capacity at 47°F 36,000
COP 3.37
Cooling Capacity (nominal) 32,000
Ambient temperature - Heating -13~75.2
Ambient temperature - Cooling 14~114.8
Additional Refrigerant Charge 3/8 liquid line 0.16
Additional Refrigerant Charge 1/4 liquid line 0.16

Manuals

Warranty information

  • 5-Year Compressor Warranty
  • 2-Year Parts Warranty (must be installed by a licensed HVAC technician)
  • 1-Year Remote Control Warranty

Warranty is valid only when installed by a licensed HVAC professional and registered within 60 days of installation.

Important

All units must be installed by a licensed HVAC professional for the warranty to be valid. Registration is required within 60 days of installation and can be completed online or by phone. The installation kit is necessary for the system to function. Ensure you’ve selected the desired installation kit above.

Full description

Expand

The OLMO Sierra Multi-Zone system supports flexible comfort across up to 4 independent zones using compatible Olmo Multi-Sierra wall mounted indoor units. Inverter-driven performance delivers efficient heating and cooling with up to 21 SEER2.

Smart Connect enables app control from anywhere, while the included remote(s) provide quick access to Sleep, Turbo, and Eco modes, multiple fan speeds, timer functions, auto swing louvers, Self Clean mode, and an LED display.