Water Heater Brochure

I = Indoor O= Outdoor
Connection:
Gas/Water
Power
Venting
Intake
Exhaust
EASY-LINK
TM
(EL)
Multi-Unit
(MU)
Temperature
GPM (Max)
Per Unit
Uniform
Energy
Factor
Max
BTU/h
Dimension/
Weight
Residential Condensing
140H Series
High efficiency
ultra-low NOx
condensing
tankless.
3” PVC venting.
0” clearance to
combustible.
1/2” Gas
3/4” Water
120 VAC
Intake &
Exhaust 3”, 70’
Max, 5 elbow
Max
OR
4”, 100’ Max,
5 elbow Max
N/A 100 - 140 °F 7.0
I: 0.90
O: 0.91
120,000
H = 22-7/8”
W = 13-7/8”
D = 10-3/4”
50 lbs
240H Series
High efficiency
ultra-low NOx
condensing
tankless.
3” PVC venting.
0” clearance to
combustible.
3/4”
Gas/Water
120 VAC
Intake &
Exhaust 3”, 70’
Max, 5 elbow
Max
OR
4”, 100’ Max,
5 elbow Max
N/A 100 - 140 °F 6.6
I: 0.94
O: 0.95
160,000
H = 23-5/8”
W = 17-3/4”
D = 11-1/4”
58 lbs
340H Series
High efficiency
ultra-low NOx
condensing
tankless.
3” PVC venting.
0” clearance to
combustible.
3/4”
Gas/Water
120 VAC
Intake &
Exhaust 3”, 70’
Max, 5 elbow
Max
OR
4”, 100’ Max,
5 elbow Max
N/A
100 - 140 °F
8.0 I: 0.95
O: 0.94
180,000
H = 23-5/8”
W = 17-3/4”
D = 11-1/4”
58 lbs
540H Series
High efficiency
ultra-low NOx
condensing
tankless.
3” PVC venting.
0” clearance to
combustible.
3/4”
Gas/Water
120 VAC
Intake &
Exhaust 3”, 70’
Max,
5 elbow Max
OR
4”, 100’ Max,
5 elbow Max
(EL) 4 units
(MU) 20 units
100 - 160 °F 10.0
I: 0.93
O: 0.95
199,000
H = 23-5/8”
W = 17-3/4”
D = 11-1/4”
59 lbs
540P Series
High efficiency
ultra-low NOx
condensing
tankless with
integrated
recirculation
pump.
3/4”
Gas/Water
120 VAC
Intake &
Exhaust 3”, 70’
Max,
5 elbow Max
OR
4”, 100’ Max,
5 elbow Max
(EL) 4 units 100 - 140 °F 10.0
I: 0.93
O: 0.95
199,000
H = 23-5/8”
W = 17-3/4”
D = 11-1/4”
61 lbs
540HX3 Series
High efficiency
ultra-low NOx
condensing
tankless.
3” PVC venting.
0” clearance to
combustible.
3/4”
Gas/Water
120 VAC
Intake &
Exhaust 3”, 70’
Max,
5 elbow Max
OR
4”, 100’ Max,
5 elbow Max
(EL) 4 units
(MU) 20 units
100 - 160 °F 10.0
I: 0.93
O: 0.95
199,000
H = 23-5/8”*
W = 17-3/4”
D = 11-1/4”
59 lbs
*cabinet only
ATI-240 ATO-240
ATI-340 ATO-340
ATI-540 ATO-540
ATI-140 ATO-140
ATI-540P ATO-540P
Commercial
910 Series
Generates Most
GPM in tankless
industry.
14.5 GPM (Max).
Commercial-
grade copper
alloy. LED display
1”
Gas/Water
120 VAC
5” Intake, 50’ Max
5” Exhaust, 50’ Max
(EL) 4 units
(MU) 10
units
100 - 185 °F
14.5 (Up to
145 GPM
max with 10
unit system)
Thermal
Efficiency
NG:
80.2%
LP:
82.4%
380,000
H= 25-1/4”
W= 24-3/4”
D= 11-3/4”
113 lbs
CT-199 Series
High efficiency
ultra-low NOx
condensing
tankless.
3” PVC venting.
0” clearance to
combustible.
3/4”
Gas/Water
120 VAC
Intake & Exhaust 3”,
70’ Max,
5 elbow Max
OR
4”, 100’ Max,
5 elbow Max
(EL) 4 units
(MU) 20
units
100 - 185 °F
10.0 (Up to
200 GPM
max with 20
unit system)
Thermal
Efficiency
96%
I: 0.93
O: 0.95
199,000
H = 23-5/8”
W = 17-3/4”
D = 11-1/4”
59 lbs
ASME
model
available
PRODUCT OVERVIEW
ATI-540HX3 ATO-540HX3
ATIO-910
ACT-199I ACT-199O
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