Olmo Sierra Ductless - Page 4
Sold out
OLMO Sierra 42,000 BTU 4-Zone 9k+12k+12k+24k Wall Mount, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump5-Yr WarrantyFree ShippingFree Gift Included- Cooling CapacityCooling
- 42,000 BTU
- SEER2SEER2
- 21
- ZonesZones
- 4
- VoltageVolts
- 230V
$3,754.50From $3,379.05Save $375.45 (10% off) /Sold out
OLMO 42,000 BTU 4-Zone 12k+12k+12k+24k Wall Mount, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump5-Yr WarrantyFree ShippingFree Gift Included- Cooling CapacityCooling
- 42,000 BTU
- SEER2SEER2
- 21
- ZonesZones
- 4
- VoltageVolts
- 230V
$3,762.00From $3,385.80Save $376.20 (10% off) /Sold out
OLMO Sierra 42,000 BTU 4-Zone 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
- SEER2SEER2
- 21
- ZonesZones
- 4
- VoltageVolts
- 230V
$3,777.00From $3,399.30Save $377.70 (10% off) /Sold out
OLMO Sierra 42,000 BTU 4-Zone 9k+12k+18k+18k Wall Mount, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump5-Yr WarrantyFree ShippingFree Gift Included- Cooling CapacityCooling
- 42,000 BTU
- SEER2SEER2
- 21
- ZonesZones
- 4
- VoltageVolts
- 230V
$3,784.50From $3,406.05Save $378.45 (10% off) /Sold out
OLMO 42,000 BTU 4-Zone 12k+12k+18k+18k Wall Mount, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump5-Yr WarrantyFree ShippingFree Gift Included- Cooling CapacityCooling
- 42,000 BTU
- SEER2SEER2
- 21
- ZonesZones
- 4
- VoltageVolts
- 230V
$3,792.00From $3,412.80Save $379.20 (10% off) /Sold out
OLMO Sierra 42,000 BTU 4-Zone 9k+9k+18k+24k Wall Mount, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump5-Yr WarrantyFree ShippingFree Gift Included- Cooling CapacityCooling
- 42,000 BTU
- SEER2SEER2
- 21
- ZonesZones
- 4
- VoltageVolts
- 230V
$3,822.00From $3,439.80Save $382.20 (10% off) /Sold out
OLMO Sierra 42,000 BTU 4-Zone 9k+12k+18k+24k Wall Mount, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump5-Yr WarrantyFree ShippingFree Gift Included- Cooling CapacityCooling
- 42,000 BTU
- SEER2SEER2
- 21
- ZonesZones
- 4
- VoltageVolts
- 230V
$3,829.50From $3,446.55Save $382.95 (10% off) /Sold out
OLMO Sierra 42,000 BTU 4-Zone 9k+18k+18k+18k Wall Mount, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump5-Yr WarrantyFree ShippingFree Gift Included- Cooling CapacityCooling
- 42,000 BTU
- SEER2SEER2
- 21
- ZonesZones
- 4
- VoltageVolts
- 230V
$3,859.50From $3,473.55Save $385.95 (10% off) /Sold out
OLMO Sierra 42,000 BTU 5-Zone 9k+9k+9k+9k+9k Wall Mount, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump5-Yr WarrantyFree ShippingFree Gift Included- Cooling CapacityCooling
- 42,000 BTU
- SEER2SEER2
- 21
- ZonesZones
- 5
- VoltageVolts
- 230V
$3,873.00From $3,485.70Save $387.30 (10% off) /Sold out
OLMO Sierra 42,000 BTU 5-Zone 9k+9k+9k+9k+12k Wall Mount, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump5-Yr WarrantyFree ShippingFree Gift Included- Cooling CapacityCooling
- 42,000 BTU
- SEER2SEER2
- 21
- ZonesZones
- 5
- VoltageVolts
- 230V
$3,880.50From $3,492.45Save $388.05 (10% off) /Sold out
OLMO Sierra 42,000 BTU 5-Zone 9k+9k+9k+12k+12k Wall Mount, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump5.05-Yr WarrantyFree ShippingFree Gift Included- Cooling CapacityCooling
- 42,000 BTU
- SEER2SEER2
- 21
- ZonesZones
- 5
- VoltageVolts
- 230V
$3,888.00From $3,499.20Save $388.80 (10% off) /Sold out
OLMO Sierra 42,000 BTU 5-Zone 9k+9k+12k+12k+12k Wall Mount, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump5-Yr WarrantyFree ShippingFree Gift Included- Cooling CapacityCooling
- 42,000 BTU
- SEER2SEER2
- 21
- ZonesZones
- 5
- VoltageVolts
- 230V
$3,895.50From $3,505.95Save $389.55 (10% off) /Sold out
OLMO Sierra 42,000 BTU 5-Zone 9k+12k+12k+12k+12k Wall Mount, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump5-Yr WarrantyFree ShippingFree Gift Included- Cooling CapacityCooling
- 42,000 BTU
- SEER2SEER2
- 21
- ZonesZones
- 5
- VoltageVolts
- 230V
$3,903.00From $3,512.70Save $390.30 (10% off) /Sold out
OLMO 42,000 BTU 5-Zone 12k+12k+12k+12k+12k Wall Mount, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump5-Yr WarrantyFree ShippingFree Gift Included- Cooling CapacityCooling
- 42,000 BTU
- SEER2SEER2
- 21
- ZonesZones
- 5
- VoltageVolts
- 230V
$3,910.50From $3,519.45Save $391.05 (10% off) /Sold out
OLMO Sierra 42,000 BTU 5-Zone 9k+9k+9k+9k+18k Wall Mount, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump5-Yr WarrantyFree ShippingFree Gift Included- Cooling CapacityCooling
- 42,000 BTU
- SEER2SEER2
- 21
- ZonesZones
- 5
- VoltageVolts
- 230V
$3,955.50From $3,559.95Save $395.55 (10% off) /Sold out
OLMO Sierra 42,000 BTU 5-Zone 9k+9k+9k+12k+18k Wall Mount, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump5-Yr WarrantyFree ShippingFree Gift Included- Cooling CapacityCooling
- 42,000 BTU
- SEER2SEER2
- 21
- ZonesZones
- 5
- VoltageVolts
- 230V
$3,963.00From $3,566.70Save $396.30 (10% off) /Sold out
OLMO 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
- SEER2SEER2
- 21
- ZonesZones
- 5
- VoltageVolts
- 230V
$3,970.50From $3,573.45Save $397.05 (10% off) /Sold out
OLMO 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
- SEER2SEER2
- 21
- ZonesZones
- 5
- VoltageVolts
- 230V
$3,978.00From $3,580.20Save $397.80 (10% off) /Sold out
OLMO 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
- SEER2SEER2
- 21
- ZonesZones
- 5
- VoltageVolts
- 230V
$4,000.50From $3,600.45Save $400.05 (10% off) /Sold out
OLMO 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
- SEER2SEER2
- 21
- ZonesZones
- 5
- VoltageVolts
- 230V
$4,008.00From $3,607.20Save $400.80 (10% off) /Sold out
OLMO 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
- SEER2SEER2
- 21
- ZonesZones
- 5
- VoltageVolts
- 230V
$4,038.00From $3,634.20Save $403.80 (10% off) /-
Filter
Refine
view allAvailability Status
BRAND
Shop By Room Size
OUTDOOR UNIT CAPACITY
INDOOR UNIT CAPACITY
NUMBER OF ZONES
UNIT TYPE
Refrigerant Type
Performance level
Latest News
Guides & articles for this category

BTU to Tons Made Easy: How to quickly convert AC capacity
Sizing guide • Mini split & central AC BTU to Tons Made Easy: How to Quickly Convert AC Capacity At minisplitsforless.com, the right BTU and ton ra...
Read article →
Mini Split Installation cost in 2026: What homeowners really Pay
Typical U.S. mini split installation in 2026: one outdoor unit serving multiple indoor zones. Start here Cost snapshot Table Cost by sq. ft. Zo...
Read article →
R-410A Today: Proven, In-Stock HVAC vs New R-454B
R-410A vs R-454B: What U.S. HVAC Buyers Need to Know in 2025 As of 2025, MiniSplitsForLess.com still offers reliable, in-stock R-410A units from Cooper &a...
Read article →










































