Innovair Q4+ Heat Pump Series

Innovative Ideas in Air Conditioning

Main Features

R454B Environmentally Friendly Refrigerant
Extreme Cold Climate operation to -22°F
100% of rated Capacity at 5°F
Multiple Indoor Options (High Wall, Cassette, Fan Coil)
ENERGY STAR Cold Climate Certified
Outdoor Anti-Corrosive Gold-Fin coil
Low temperature start-up protection
DC inverter Technology

Product Types

The Q4+ series offers versatile indoor unit options:

High Wall: Compact and efficient indoor units for wall mounting.
Ducted: Concealed units ideal for integrated HVAC systems, offering flexibility in installation.
Ceiling Cassette: Designed for ceiling installation, providing even air distribution.

Outdoor Unit Specifications

Q4+ Heat Pump Outdoor Model

Attribute	Outdoor Model	QOS09H2BH0A	QOS12H2BH0A	QOS18H2BH0A	QOS24H2BH0A	QOS36H2BH0A
Power Supply (Rated)	V,Ph,Hz	208/230v, 1Ph,60Hz
Capacity	Cooling (Btu/h)	9,000	12,000	18,000	24,000	36,000
Capacity	Heating (Btu/h)	9,000	12,000	18,000	24,000	36,000
Minimum Circuit Ampacity	A	12	12	16	22	30
Maximum Fuse	A	20	20	25	30	50
Air Flow Volume	High (CFM)	1354	1354	1853	2235	3350
Air Flow Volume	Noise Level (High)	db (A)	64	64	68	71	74
Refrigerant	Type	R454B
Refrigerant	Pre-Charge Length (ft)	25
Refrigerant Piping	Liquid side - Gas side (inch)	1/4" x 3/8"	1/4" x 3/8"	1/4" x 1/2"	3/8" x 5/8"	3/8" x 5/8"
Refrigerant Piping	Max. Refrigerant Pipe Length (Ft)	130	130	150	165	165
Max. Difference In Level (Ft)	50	50	80	100	100
Operating Ambient Temperature	Cooling (°F)	5~125
Operating Ambient Temperature	Heating (°F)	-22~75
Net Dimensions	W x D x H (inch)	31 7/8 x 11 x 22 7/8	31 7/8 x 11 x 22 7/8	33 7/8 x 12 1/4 x 26 3/8	35 3/8 x 13 3/8 x 29 1/2	43 1/4 x 17 3/4 x 34 1/2
Weight	lbs	79.4	79.4	103.6	123.5	185.2

Indoor Unit Specifications

High Wall Models

4-WAY AIRFLOW: 4-Way Air Flow allows for air movement in horizontal or vertical position for complete area coverage.

SLEEP MODE: With one click, limit the maximum operating frequency while maintaining the optimal room temperature—ensuring a cool night's sleep with maximum energy savings.

Indoor Model	Power Supply (Rated)	AHRI Certification #	Rated Capacity (Min/Max) (Btu/h)	Rated Current (A)	Cooling SEER2 (Btu/w)	Cooling EER2 (Btu/w)	Heating Rated Capacity (Min/Max) (Btu/h)	Heating HSPF2 (Btu/w)	Heating Rated Current (A)	Heating COP at 5°F (W/W)	Heating Capacity at 5°F M1 (AHRI) (Btu/h)	Capacity at -4°F (Btu/h)	Capacity at -13°F (Btu/h)	Capacity at -22°F (Btu/h)	Air Flow Volume (H/M/L) (CFM)	Noise Level (H/M/L) (db (A))	Net Dimensions (W x D x H) (inch)	Net Weight (lbs)
QHW12H2UZRA/QOS09	208/230v,1Ph,60Hz	216790062	9000 (4400-12500)	3.25	22	12	10000 (4400-12500)	10.5	3.4	1.8	10000	9500	8200	6400	383/294/247	39/37/35	32 X 8 1/4 X 10 5/8	19
QHW12H2UZRA/QOS12	208/230v,1Ph,60Hz	216778950	12000 (4600-12700)	4.5	22	12	12000 (5500-16000)	10.5	4.44	1.8	11000	9600	8400	6500	394/312/253	39/37/35	32 X 8 1/4 X 10 5/8	19
QHW18H2UZRA	208/230v,1Ph,60Hz	216778949	18000 (7800-22000)	6.65	21	12	18000 (7800-23000)	10	6.38	2	16400	13500	11700	9700	647/483/383	45/41/39	42 5/8 x 12 1/2 x 9	29.5
QHW24H2UZRA	208/230v,1Ph,60Hz	216778948	24000 (10000-28000)	8.87	21	12	24000 (6700-30000)	10	9.17	2	23000	18000	14500	13000	706/559/442	48/43/41	42 5/8 x 12 1/2 x 9	29.5

Ceiling Cassette Models

Indoor Model	Power Supply (Rated)	AHRI Certification #	Rated Capacity (Min/Max) (Btu/h)	Rated Current (A)	Cooling SEER2 (Btu/w)	Cooling EER2 (Btu/w)	Heating Rated Capacity (Min/Max) (Btu/h)	Heating HSPF2 (Btu/w)	Heating Rated Current (A)	Heating COP at 5°F (W/W)	Heating Capacity at 5°F M1 (AHRI) (Btu/h)	Capacity at -4°F (Btu/h)	Capacity at -13°F (Btu/h)	Capacity at -22°F (Btu/h)	Air Flow Volume (H/M/L) (CFM)	Noise Level (H/M/L) (db (A))	Net Dimensions (W x D x H) (inch)	Panel Net Dimensions (W x D x H) (inch)	Net Weight (lbs)
QCS09H2BHRA	208/230v,1Ph,60Hz	216626160	9000 (4300-14500)	3.0	20.0	12.0	9000 (5500-18000)	9.5	3.0	1.8	9000	7200	6300	4050	341/294/235	47/52/56	22 1/2 x 22 1/2 x 8 1/2	24 1/2 x 24 1/2 x 1 1/2	34
QCS12H2BHRA	208/230v,1Ph,60Hz	216626161	12000 (4300-14500)	4.3	20.0	12.0	12000 (5500-18000)	9.5	4.25	1.8	12000	9600	8400	5400	341/294/235	47/52/56	22 1/2 x 22 1/2 x 8 1/2	24 1/2 x 24 1/2 x 1 1/2	34
QCS18H2BHRA	208/230v,1Ph,60Hz	216626162	18000 (4900-23200)	6.3	20.0	12.0	18000 (8000-30000)	10	6.78	2.0	18000	14000	12600	9000	643/554/465	45/50/53	33 1/8 x 33 1/8 x 9 1/4	37 1/2 x 37 1/2 x 2	53
QCS24H2BHRA	208/230v,1Ph,60Hz	216626163	24000 (10900-30500)	8.5	20.0	12.0	24000 (8200-34000)	10.5	8.5	2.0	24000	21000	16800	12000	706/588/494	49/53/57	33 1/8 x 33 1/8 x 9 1/4	37 1/2 x 37 1/2 x 2	53
QCSS36H2BHRA	208/230v,1Ph,60Hz	216699605	36000 (12000-45000)	14.2	19.5	12.0	36000 (11000-45000)	9.5	13.5	2.0	36000	28800	25200	18000	1030/883/736	56/60/64	33 1/8 x 33 1/8 x 10 3/4	37 1/2 x 37 1/2 x 2	57.3

Ducted Models

SLIM DESIGN: The slim duct unit with a thickness of only 7.5in (190mm), makes it applicable for narrow ceiling spaces.

HIGH STATIC DUCT: External static pressure up to a maximum of 0.022 Psig (150Pa) makes unit applicable for a wide range of building types.

Indoor Model	Power Supply (Rated)	AHRI Certification #	Rated Capacity (Min/Max) (Btu/h)	Rated Current (A)	Cooling SEER2 (Btu/w)	Cooling EER2 (Btu/w)	Heating Rated Capacity (Min/Max) (Btu/h)	Heating HSPF2 (Btu/w)	Heating Rated Current (A)	Heating COP at 5°F (W/W)	Heating Capacity at 5°F M1 (AHRI) (Btu/h)	Capacity at -4°F (Btu/h)	Capacity at -13°F (Btu/h)	Capacity at -22°F (Btu/h)	Air Flow Volume (H/M/L) (CFM)	Noise Level (H/M/L) (db (A))	Net Dimensions (W x D x H) (inch)	Panel Net Dimensions (W x D x H) (inch)	Net Weight (lbs)
QDL09H2BHRA	208/230v,1Ph,60Hz	216626160	9000 (4300-14500)	3.0	20.0	12.0	9000 (5500-18000)	9.5	3.0	1.8	9000	7200	6300	4050	341/294/235	47/52/56	22 1/2 x 22 1/2 x 8 1/2	24 1/2 x 24 1/2 x 1 1/2	34
QDL12H2BHRA	208/230v,1Ph,60Hz	216626161	12000 (4300-14500)	4.3	20.0	12.0	12000 (5500-18000)	9.5	4.25	1.8	12000	9600	8400	5400	341/294/235	47/52/56	22 1/2 x 22 1/2 x 8 1/2	24 1/2 x 24 1/2 x 1 1/2	34
QDH18H2BHRA	208/230v,1Ph,60Hz	216626162	18000 (4900-23200)	6.3	20.0	12.0	18000 (8000-30000)	10	6.78	2.0	18000	14000	12600	9000	643/554/465	45/50/53	33 1/8 x 33 1/8 x 9 1/4	37 1/2 x 37 1/2 x 2	53
QDH24H2BHRA	208/230v,1Ph,60Hz	216626163	24000 (10900-30500)	8.5	20.0	12.0	24000 (8200-34000)	10.5	8.5	2.0	24000	21000	16800	12000	706/588/494	49/53/57	33 1/8 x 33 1/8 x 9 1/4	37 1/2 x 37 1/2 x 2	53
QDH36H2BHRA	208/230v,1Ph,60Hz	216699605	36000 (12000-45000)	14.2	19.5	12.0	36000 (11000-45000)	9.5	13.5	2.0	36000	28800	25200	18000	1030/883/736	56/60/64	33 1/8 x 33 1/8 x 10 3/4	37 1/2 x 37 1/2 x 2	57.3

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