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Olympus 4th Gen Single-Zone

MRCOOL® Olympus 4th Generation R-454B single-zone mini-split systems — ENERGY STAR certified, up to 27.4 SEER2. Available as complete systems (condenser + wall mount air handler) or condensers sold separately. 9K to 24K BTU, 230V. Requires professional installation.

Available Systems

BTU Voltage Max SEER2
9,000 230V 27.4
12,000 230V 25.4
18,000 230V 21.4
24,000 230V 21.0

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MRCOOL Olympus 4th Gen Wall Mount Air Handler side view
MRCOOL Olympus 4th Gen Wall Mount Air Handler
$705.60 - $705.60
$705.60
$705.60 - $705.60
$705.60

MRCOOL Olympus 4th Gen 24,000 BTU R-454B Wall Mount Air Handler 208/230V O-24-HP-WMAH-230C-O

MRCOOL
In stock

Stay comfortable all year long with the MRCOOL® OLYMPUS ESTAR® 24k Series air handler, a reliable solution for both heating and cooling. Designed t...

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$705.60 - $705.60
$705.60
$705.60 - $705.60
$705.60
MRCOOL Olympus 4th Gen Wall Mount Air Handler side view
MRCOOL Olympus 4th Gen Wall Mount Air Handler
$631.20 - $631.20
$631.20
$631.20 - $631.20
$631.20

MRCOOL Olympus 4th Gen 18,000 BTU R-454B Wall Mount Air Handler 208/230V O-18-HP-WMAH-230C-O

MRCOOL
In stock

Enjoy peace of mind and reliable comfort with the MRCOOL® OLYMPUS ESTAR® 18k Series air handler, designed to efficiently heat and cool areas up to ...

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$631.20 - $631.20
$631.20
$631.20 - $631.20
$631.20
MRCOOL Olympus 4th Gen Wall Mount Air Handler side view
MRCOOL Olympus 4th Gen Wall Mount Air Handler
$401.00 - $401.00
$401.00
$481.20
$481.20 - $481.20
$481.20

MRCOOL Olympus 4th Gen 12,000 BTU R-454B Wall Mount Air Handler 208/230V O-12-HP-WMAH-230C-O

MRCOOL
In stock

Experience dependable heating and cooling with the MRCOOL® Olympus 4th Gen 12K Wall Mount Air Handler, designed for spaces up to 550 square feet—pe...

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$401.00 - $401.00
$401.00
$481.20
$481.20 - $481.20
$481.20
MRCOOL Olympus 4th Gen Wall Mount Air Handler side view
MRCOOL Olympus 4th Gen Wall Mount Air Handler
$372.00 - $372.00
$372.00
$446.40
$446.40 - $446.40
$446.40

MRCOOL Olympus 4th Gen 9,000 BTU R-454B Wall Mount Air Handler 208/230V O-09-HP-WMAH-230C-O

MRCOOL
In stock

Enjoy reliable heating and cooling with the MRCOOL® Olympus 4th Gen 9K Wall Mount Air Handler, designed to deliver year-round comfort for spaces up...

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$372.00 - $372.00
$372.00
$446.40
$446.40 - $446.40
$446.40
MRCOOL Olympus 25ft 3/8x5/8 Copper Flared Line Set for 24K Mini-Split | MC25-3858
$173.98 - $173.98
$173.98
$173.98 - $173.98
$173.98

MRCOOL Olympus 25ft 3/8 x 5/8 Copper Lineset w/ Wire MC25-3858

MRCOOL
In stock

25ft 3/8" x 5/8" copper lineset with wire for MRCOOL Olympus 24K indoor units.Length: 25 ft | Liquid: 3/8" | Suction: 5/8" | Includes wire | R-410A...

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$173.98 - $173.98
$173.98
$173.98 - $173.98
$173.98
MRCOOL Olympus 25ft 1/4x1/2 Copper Flared Line Set for 9K-18K Mini-Split | MC25-1412
$157.98 - $157.98
$157.98
$157.98 - $157.98
$157.98

MRCOOL Olympus 25ft 1/4 x 1/2 Copper Lineset w/ Wire MC25-1412

MRCOOL
In stock

25ft 1/4" x 1/2" copper lineset with wire for MRCOOL Olympus 18K indoor units.Length: 25 ft | Liquid: 1/4" | Suction: 1/2" | Includes wire | R-410A...

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$157.98 - $157.98
$157.98
$157.98 - $157.98
$157.98
MRCOOL Olympus 25ft 1/4x3/8 Copper Flared Line Set for 9K-12K Mini-Split | MC25-1438
$144.98 - $144.98
$144.98
$144.98 - $144.98
$144.98

MRCOOL Olympus 25ft 1/4 x 3/8 Copper Lineset w/ Wire MC25-1438

MRCOOL
In stock

25ft 1/4" x 3/8" copper lineset with wire for MRCOOL Olympus 9K & 12K indoor units.Length: 25 ft | Liquid: 1/4" | Suction: 3/8" | Includes wire...

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$144.98 - $144.98
$144.98
$144.98 - $144.98
$144.98
MRCOOL Olympus 16ft 3/8x5/8 Copper Flared Line Set for 24K Mini-Split | MC16-3858
$165.98 - $165.98
$165.98
$165.98 - $165.98
$165.98

MRCOOL Olympus 16ft 3/8 x 5/8 Copper Lineset w/ Wire MC16-3858

MRCOOL
In stock

16ft 3/8" x 5/8" copper lineset with wire for MRCOOL Olympus 24K indoor units.Length: 16 ft | Liquid: 3/8" | Suction: 5/8" | Includes wire | R-410A...

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$165.98 - $165.98
$165.98
$165.98 - $165.98
$165.98
MRCOOL Olympus 16ft 1/4x1/2 Copper Flared Line Set for 9K-18K Mini-Split | MC16-1412
$152.98 - $152.98
$152.98
$152.98 - $152.98
$152.98

MRCOOL Olympus 16ft 1/4 x 1/2 Copper Lineset w/ Wire MC16-1412

MRCOOL
In stock

16ft 1/4" x 1/2" copper lineset with wire for MRCOOL Olympus 18K indoor units.Length: 16 ft | Liquid: 1/4" | Suction: 1/2" | Includes wire | R-410A...

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$152.98 - $152.98
$152.98
$152.98 - $152.98
$152.98
MRCOOL Olympus 16ft 1/4x3/8 Copper Flared Line Set for 9K-12K Mini-Split | MC16-1438
$139.98 - $139.98
$139.98
$139.98 - $139.98
$139.98

MRCOOL Olympus 16ft 1/4 x 3/8 Copper Lineset w/ Wire MC16-1438

MRCOOL
In stock

16ft 1/4" x 3/8" copper lineset with wire for MRCOOL Olympus 9K & 12K indoor units.Length: 16 ft | Liquid: 1/4" | Suction: 3/8" | Includes wire...

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$139.98 - $139.98
$139.98
$139.98 - $139.98
$139.98
MRCOOL Olympus 4th Gen Condenser angle
MRCOOL Olympus 4th Gen 24K Condenser front
$1,971.98 - $1,971.98
$1,971.98
$1,971.98 - $1,971.98
$1,971.98

MRCOOL Olympus 4th Gen 24K BTU Up to 21 SEER2 R-454B Condenser 230V O-ES-24-HP-C-230C-O1

MRCOOL
In stock

The MRCOOL® Olympus 4th Gen 24K BTU R-454B Condenser delivers up to 21 SEER2 high efficiency for residential ductless mini-split systems. 24,000 BT...

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$1,971.98 - $1,971.98
$1,971.98
$1,971.98 - $1,971.98
$1,971.98
MRCOOL Olympus 4th Gen Condenser angle
MRCOOL Olympus 4th Gen 18K Condenser front
$1,542.98 - $1,542.98
$1,542.98
$1,542.98 - $1,542.98
$1,542.98

MRCOOL Olympus 4th Gen 18K BTU Up to 21.4 SEER2 R-454B Condenser 230V O-ES-18-HP-C-230C-O1

MRCOOL
In stock

The MRCOOL® Olympus 4th Gen 18K BTU R-454B Condenser delivers up to 21.4 SEER2 high efficiency for residential ductless mini-split systems. 18,000 ...

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$1,542.98 - $1,542.98
$1,542.98
$1,542.98 - $1,542.98
$1,542.98
MRCOOL Olympus 4th Gen Condenser angle
MRCOOL Olympus 4th Gen 12K Condenser front
$1,314.98 - $1,314.98
$1,314.98
$1,314.98 - $1,314.98
$1,314.98

MRCOOL Olympus 4th Gen 12K BTU Up to 25.4 SEER2 R-454B Condenser 230V O-ES-12-HP-C-230C-O1

MRCOOL
In stock

The MRCOOL® Olympus 4th Gen 12K BTU R-454B Condenser delivers up to 25.4 SEER2 ultra-high efficiency for residential ductless mini-split systems. 1...

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$1,314.98 - $1,314.98
$1,314.98
$1,314.98 - $1,314.98
$1,314.98
MRCOOL Olympus 4th Gen Condenser angle
MRCOOL Olympus 4th Gen 9K Condenser front
$1,220.98 - $1,220.98
$1,220.98
$1,220.98 - $1,220.98
$1,220.98

MRCOOL Olympus 4th Gen 9K BTU Up to 27.4 SEER2 R-454B Condenser 230V O-ES-09-HP-C-230C-O1

MRCOOL
In stock

The MRCOOL® Olympus 4th Gen 9K BTU 230V R-454B Condenser delivers up to 27.4 SEER2 ultra-high efficiency for residential ductless mini-split system...

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$1,220.98 - $1,220.98
$1,220.98
$1,220.98 - $1,220.98
$1,220.98