G43UF / Page 5
SPECIFICATIONS Gas
Heating
Performance
ModelNo. G43UF
−24B−045
G43UF
−24B−070
G43UF
−36B−070
G43UF
−36C−090
G43UF
−36C−090H
Canada Only
Input− Btuh (kW) 44,000 (12.9) 66,000 (19.3) 66,000 (19.3) 88,000 (25.8) 88,000 (25.8)
Output− Btuh (kW) 40,300 (11.8) 61,000 (17.9) 62,000 (18.2) 82,000 (24.0) 81,000 (23.7)
Temperature rise range − F (C) 30 − 60
(18 − 36)
50 − 80
(28 − 44)
40 − 70
(22 − 39)
40 − 70
(22 − 39)
50 − 80
(28 − 44)
1 AFUE 92.1% 90.0% 92.1% 92.1% 90.0%
Highstatic(CSA)− in.w.g. (Pa) .50 (124) .50 (124) .50 (124) .50 (124) .50 (124)
Connections
in
Intake / Exhaust Pipe (PVC) 2 / 2 2 / 2 2 / 2 2 / 2 2 / 2
in. Condensate Drain Trap (PVC pipe) − i.d. 1/2 1/2 1/2 1/2 1/2
with field supplied (PVC coupling) − o.d. 3/4 3/4 3/4 3/4 3/4
hose with hose clamp − i.d. x o.d. 1−1/4 x 1 1−1/4 x 1 1−1/4 x 1 1−1/4 x 1 1−1/4 x 1
GaspipesizeIPS 1/2 1/2 1/2 1/2 1/2
Indoor
Blower
Wheel nominal diameter x width −in.
(mm)
10 x 7
(254 x 178)
10 x 7
(254 x 178)
10 x 8
(254 x 203)
10 x 8
(254 x 203)
10 x 8
(254 x 203)
Motoroutput − hp (W) 1/5 (149) 1/5 (149) 1/3 (249) 1/3 (249) 1/3 (249)
Tons(kW) ofadd−oncooling 1.5 − 2
(5.3 − 7.0)
1.5 − 2
(5.3 − 7.0)
2 − 3
(8.8 − 10.5)
2 − 3
(7.0 − 10.5)
2 − 3
(7.0 − 10.5)
Air Volume Range − cfm (L/s) 465 − 1125
(220 − 530)
425 − 1020
(200 − 480)
710 − 1640
(335 − 775)
730 − 1630
(345 − 770)
730 − 1630
(345 − 770)
ShippingData − lbs. (kg) − 1 package 132 (60) 141 (64) 146 (66) 162 (74) 162 (74)
Electricalcharacteristics 120 volts − 60 hertz − 1 phase (less than 12 amps)
SPECIFICATIONSGas
Heating
Performance
ModelNo. G43UF
−48C−090
G43UF
−48C−110
G43UF
−48C−110H
Canada Only
G43UF
−60C−110
G43UF
−60D−135
Input− Btuh (kW) 88,000 (25.8) 110,000 (32.2) 110,000 (32.2) 110,000 (32.2) 132,000 (38.7)
Output− Btuh (kW) 82,000 (24.0) 103,000 (30.2) 101,000 (29.6) 103,000 (30.2) 123,000 (36.0)
Temperature rise range − F (C) 40 − 70
(22 − 39)
45 − 75
(27 − 45)
50 − 80
(28 − 44)
40 − 70
(22 − 39)
45 − 75
(27 − 45)
1 AFUE 92.1% 92.1% 90.0% 92.1% 92.1%
Highstatic(CSA)− in.w.g. (Pa) .50 (124) .50 (124) .50 (124) .50 (124) .50 (124)
Connections
in
Intake / Exhaust Pipe (PVC) 2 / 2 2 / 2 2 / 2 2 / 2 3 / 3
in. Condensate Drain Trap (PVC pipe) − i.d. 1/2 1/2 1/2 1/2 1/2
with field supplied (PVC coupling) − o.d. 3/4 3/4 3/4 3/4 3/4
hose with hose clamp − i.d. x o.d. 1−1/4 x 1 1−1/4 x 1 1−1/4 x 1 1−1/4 x 1 1−1/4 x 1
GaspipesizeIPS 1/2 1/2 1/2 1/2 1/2
Indoor
Blower
Wheelnominaldiameter xwidth −in.
(mm)
10 x 10
(254 x 254)
10 x 10
(254 x 254)
10 x 10
(254 x 254)
11−1/2 x 10
(292 x 229)
11−1/2 x 10
(292 x 229)
Motoroutput − hp (W) 1/2 (373) 1/2 (373) 1/2 (373) 1 (746) 1 (746)
Tons(kW) ofadd−oncooling 3 − 4
(10.5 − 14.0)
3 − 4
(10.5 − 14.0)
3 − 4
(10.5 − 14.0)
4 − 5
(14.0 − 17.5)
4 − 5
(14.0 − 17.5)
Air Volume Range − cfm (L/s) 950 − 2180
(450 − 1030)
885 − 2160
(420 − 1020)
885 − 2160
(420 − 1020)
1470 − 2720
(695 − 1285)
1440 − 2730
(680 − 1290)
ShippingData − lbs. (kg) − 1 package 168 (76) 178 (81) 178 (81) 186 (84) 203 (92)
Electricalcharacteristics 120 volts − 60 hertz − 1 phase (less than 12 amps)
NOTE − Filters and provisions for mounting are not furnished and must be field provided.
1Annual Fuel Utilization Efficiency based on DOE test procedures and according to FTC labeling regulations. Isolated combustion system rating for non−weatherized furnaces