EFFICIENT 14 SEER AIR CONDITIONER ENVIRONMENTALLY SOUND R-410A REFRIGERANT

1⁄2 THRU 5 TONS SPLIT SYSTEM
208 / 230 Volt, 1-phase, 60 Hz 

R4A4

Features

REFRIGERATION CIRCUIT

  • Scroll compressors on all models
  • Filter-drier supplied with every unit for field installation
  • Copper tube/aluminum fin coil

EASY TO INSTALL AND SERVICE

  • Easy access service valves on all models
  • External high and low refrigerant service ports
  • Only two screws to access control panel
  • Factory charged with R-410A refrigerant

BUILT TO LAST

  • Pre-painted cabinet finish over galvanized steel
  • Coated inlet grille with 2” (51mm) spacing or with 3/8" (10mm) spacing for extra protection

LIMITED WARRANTY*

  • 5 year parts limited warranty (including compressor and coil)
    • With timely registration, an additional 5 year parts limited warranty (including compressor and coil)
  • * For residential applications only. See warranty certificate for complete details and restrictions, including warranty coverage for other applications

Unit Performance Data

Model

Number

Size

(tons)

Nominal

Btu/hr

Min. Circuit

Ampacity

Max. Fuse

or Breaker

Operating Dimensions

length|width(sq.) x height in. (mm)

Ship / Operating

Weight lbs. (kg)

R4A418AKB

1-1/2 

18,000

11.7

20

23-1/8 x 24-7/8

(587 x 632)

134/123

(61/56)

R4A418GKB

1-1/2

18,000

11.7

20

23-1/8 x 24-7/8

(587 x 632)

134/123

(61/56)

R4A424AKB

2

24,000

14.1

20

25-3/4 x 25-5/16

(654 x 642)

140/119

(84/54)

R4A424GKB

2

24,000

14.1

20

25-3/4 x 25-5/16

(654 x 642) 

140/119

(84/54)

R4A430AKB

2-1/2 

30,000

16.8

25

31-3/16 x 31-11/16

(792 x 804)

186/151

(84 / 68)

R4A430GKB

2-1/2

30,000

16.8

25

31-3/16 x 31-11/16

(792 x 804) 

186/151

(84 / 68)

R4A436AKB

3

36,000

18.1

30

31-3/16 x 24-7/8

(792 x 632)

151 / 134

(68 / 87)

R4A436GKB

3

36,000

18.1

30

31-3/16 x 24-7/8

(792 x 632) 

151 / 134

(68 / 87)

R4A442AKB

3-1/2 

42,000

22.3

35

31-3/16 x 38-7/16

(792 x 977)

232 / 192

(105 / 87)

R4A442GKB

3-1/2

42,000

22.3

35

31-3/16 x 38-7/16

(792 x 977) 

232 / 192

(105 / 87)

R4A448AKB

4

48,000

20.8

35

31-3/16 x 28-1/4

(792 x 718)

200 / 182

(91 / 82)

R4A448GKB

4

48,000

20.8

35

31-3/16 x 28-1/4

(792 x 718) 

200 / 182

(91 / 82)

R4A460AKB

5

60,000

27.5

40

31-3/16 x 31-11/16

(792 x 804)

218 / 197

(99 / 89)

R4A460GKB

5

60,000

27.5

40

 31-3/16 x 31-11/16

(792 x 804)

218 / 197

(99 / 89)

* A = 2" (51mm) spacing inlet grille or
G = 3/8" (10mm) spacing inlet grille

Model Number:
R4A418AKB, R4A418GKB

Size (tons):
1-1/2

Nominal Btu/hr:
18,000

Min. Circuit Ampacity:
11.7

Max. Fuse or Breaker:
20

Operating Dimensions length|width(sq.) x height in. (mm):
23-1/8 x 24-7/8 (587 x 632)

Ship / Operating Weight lbs. (kg):
134/123 (61/56)

Model Number:
R4A424AKB, R4A424GKB

Size (tons):
2

Nominal Btu/hr:
24,000

Min. Circuit Ampacity:
14.1

Max. Fuse or Breaker:
20

Operating Dimensions length|width(sq.) x height in. (mm):
25-3/4 x 25-5/16 (654 x 642)

Ship / Operating Weight lbs. (kg):
140/119 (84/54)

Model Number:
R4A430AKB, R4A430GKB

Size (tons):
2-1/2

Nominal Btu/hr:
30,000

Min. Circuit Ampacity:
16.8

Max. Fuse or Breaker:
25

Operating Dimensions length|width(sq.) x height in. (mm):
31-3/16 x 31-11/16 (792 x 792 x 804)

Ship / Operating Weight lbs. (kg):
186/151 (84/68)

Model Number:
R4A436AKB, R4A436GKB

Size (tons):
3

Nominal Btu/hr:
36,000

Min. Circuit Ampacity:
18.1

Max. Fuse or Breaker:
30

Operating Dimensions length|width(sq.) x height in. (mm):
31-3/16 x 24-7/8 (792 x 632)

Ship / Operating Weight lbs. (kg):
151/134 (68/87)

Model Number:
R4A442AKAB R4A442GKB

Size (tons):
3-1/2

Nominal Btu/hr:
42,000

Min. Circuit Ampacity:
22.3

Max. Fuse or Breaker:
35

Operating Dimensions length|width(sq.) x height in. (mm):
31-3/16 x 38-7/16 (792 x 977)

Ship / Operating Weight lbs. (kg):
232/192 (105/87)

Model Number:
R4A448AKB, R4A448GKB

Size (tons):
4

Nominal Btu/hr:
48,000

Min. Circuit Ampacity:
20.8

Max. Fuse or Breaker:
35

Operating Dimensions length|width(sq.) x height in. (mm):
31-3/16 x 28-1/4 (792 x 718)

Ship / Operating Weight lbs. (kg):
200/182 (91/82)

Model Number:
R4A460AKB, R4A460GKB

Size (tons):
5

Nominal Btu/hr:
60,000

Min. Circuit Ampacity:
27.5

Max. Fuse or Breaker:
40

Operating Dimensions length|width(sq.) x height in. (mm):
31-3/16 x 31-11/16 (792 x 804)

Ship / Operating Weight lbs. (kg):
218/197 (99/89)

 

* A = 2" (51mm) spacing inlet grille or
G = 3/8" (10mm) spacing inlet grille