Specifications
Specifications subject to change without notice.
428 65 6008 00 2/23/15
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EFFICIENT 14 SEER HEAT PUMP
ENVIRONMENTALLY SOUND R−410A REFRIGERANT
1−1/2 THRU 5 TONS SPLIT SYSTEM
208 / 230 Volt, 1−phase, 60 Hz
REFRIGERATION CIRCUIT
S Scroll compressors on all models
S Suction line accumulator factory installed
S Integrated solid state control with Time−Temperature
Defrost
S High and Low pressure switches
S Copper tube / aluminum fin coil
EASY TO INSTALL AND SERVICE
S Easy Access service valves on all models
S External high and low refrigerant service ports
S Only two screws to access control panel
S Factory charged with R−410A refrigerant
BUILT TO LAST
S Painted cabinet finish over galvanized steel
S Coated inlet grille with 2” (51mm) spacing standard,
alternate models available with 3/8” (10mm) grille spacing
for extra protection
LIMITED WARRANTY*
S 5 year parts limited warranty (including compressor and
coil)
Use of the AHRI Certified TM Mark indic-
ates a manufacturer’s participation in the
program. For verification of certification
for individual products, go to
www.ahridirectory.org .
− 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.
Model
Number
Size
(tons)
Nominal
Btu/hr
Min. Circuit
Ampacity
Max. Fuse
or Breaker
Operating Dimensions
length x width x height
inches (mm)
Operating/Ship Weight
lbs. (kg)
R4H418AKB
R4H418GKB
1½ 18,000 11.8 20
23−1/8 x 23−1/8 x 35−1/4
(587 x 587 x 895)
136 / 166
(61 / 75)
R4H424AKB
R4H424GKB
2 24,000 17.7 25
25−3/4 x 25−3/4 x 35−1/4
(654 x 654 x 895)
144 / 175
(65 / 79)
R4H430AKB
R4H430GKB
2½ 30,000 20.8 30
31−3/16 x 31−3/16 x 31−13/16
(792 x 792 x 808)
158 / 180
(72 / 82)
R4H436AKB
R4H436GKB
3 36,000 20.4 35
31−3/16 x 31−3/16 x 28−7/16
(792 x 792 x 722)
170 / 201
(77 / 91)
R4H442AKB
R4H442GKB
3½ 42,000 25.7 40
31−3/16 x 31−3/16 x 39−1/8
(792 x 792 x 994)
201 / 235
(91 / 107)
R4H448AKB
R4H448GKB
4 48,000 28.7 50
31−3/16 x 31−3/16 x 28−7/16
(792 x 792 x 722)
197 / 232
(89 / 105)
R4H460AKB
R4H460GKB
5 60,000 34.1 50
31−3/16 x 31−3/16 x 31−13/16
(889 x 889 x 808)
212 / 248
(96 / 113)
A = Standard Grille, 2” (51mm) spacing
G = Coil Guard Grille, 3/8” (10mm) spacing
R4H4
Product Specifications