Ductless Mini Split AC Systems Olmo Brand - Page 4
Sold out
SEER221 Heats & coolsOLMO Sierra 42,000 BTU 5-Zone 9k+9k+12k+12k+18k Wall Mount, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump5-Yr WarrantyFree ShippingFree Gift Included- Cooling CapacityCooling
- 42,000 BTU
- ZonesZones
- 5
- CoverageArea, sq ft
- 1800-2400 sq ft
- VoltageVolts
- 230V
$3,970.50From $3,573.45Save $397.05 (10% off) /Sold out
SEER221 Heats & coolsOLMO Sierra 42,000 BTU 5-Zone 9k+12k+12k+12k+18k Wall Mount, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump5-Yr WarrantyFree ShippingFree Gift Included- Cooling CapacityCooling
- 42,000 BTU
- ZonesZones
- 5
- CoverageArea, sq ft
- 1800-2400 sq ft
- VoltageVolts
- 230V
$3,978.00From $3,580.20Save $397.80 (10% off) /Sold out
SEER221 Heats & coolsOLMO Sierra 42,000 BTU 5-Zone 9k+9k+9k+9k+24k Wall Mount, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump5-Yr WarrantyFree ShippingFree Gift Included- Cooling CapacityCooling
- 42,000 BTU
- ZonesZones
- 5
- CoverageArea, sq ft
- 1800-2400 sq ft
- VoltageVolts
- 230V
$4,000.50From $3,600.45Save $400.05 (10% off) /Sold out
SEER221 Heats & coolsOLMO Sierra 42,000 BTU 5-Zone 9k+9k+9k+12k+24k Wall Mount, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump5-Yr WarrantyFree ShippingFree Gift Included- Cooling CapacityCooling
- 42,000 BTU
- ZonesZones
- 5
- CoverageArea, sq ft
- 1800-2400 sq ft
- VoltageVolts
- 230V
$4,008.00From $3,607.20Save $400.80 (10% off) /Sold out
SEER221 Heats & coolsOLMO Sierra 42,000 BTU 5-Zone 9k+9k+9k+18k+18k Wall Mount, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump5-Yr WarrantyFree ShippingFree Gift Included- Cooling CapacityCooling
- 42,000 BTU
- ZonesZones
- 5
- CoverageArea, sq ft
- 1800-2400 sq ft
- VoltageVolts
- 230V
$4,038.00From $3,634.20Save $403.80 (10% off) /-
Filter
Refine
view allAvailability Status
Shop By Room Size
OUTDOOR UNIT CAPACITY
INDOOR UNIT CAPACITY
NUMBER OF ZONES
UNIT TYPE
Refrigerant Type
SERIES
Performance level
Latest News
Guides & articles for this category

Ducted Mini Split Airflow Specs: Real Static Pressure Data
HVAC Design Reference Ducted Mini Split Static Pressure & Airflow: What the Spec Sheets Don't Tell You Duct Design Mechanics System Diagnostics Si...
Read article →
Concealed Ducted Mini Splits: The Architect's Standard for Invisible Climate Control
Architectural Integration Concealed Ducted Mini Split: Hidden Comfort for Modern Interiors I still remember a brutal custom build back in 2024. The cli...
Read article →
Mini Splits for Older Homes Without Ductwork: The Complete 2026 Retrofit Guide
The 2026 Retrofit Guide Mini Splits for Older Homes Without Ductwork Look, I love old homes. I’ve spent more weekends than I can count admiring solid...
Read article →


























