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910 SERIES
ATIO-910-N
Specifications
The 910 Series, specically designed for heavy-duty applications, is the largest
A. O. Smith tankless heater yet and the most powerful (14.5 GPM max) in the
tankless industry. The 910 Series is suitable for commercial applications (hotels,
restaurants, government, convalescent homes, etc.) that require high demand and
the most durable of heaters. Along with commercial-grade copper alloy, the 910
Series is the only commercial unit in the industry that offers a “dual-combustion
system,” providing redundancy for added reliability.
Model
Number*
Type
Gas Consumption Input Inlet Gas Pressure**
Thermal
Efficiency
Minimum
(BTU/H)
Maximum
(BTU/H)
Minimum
(in. W.C.)
Maximum
(in. W.C.)
ATIO-910-N Natural 15,000 380,000 4.0 10.5 80%
†For ASME version, use model number ATIO-910-A(N/P)
*For propane models, change “N” to “P”
**For propane models, minimum inlet gas pressure is 8.0 in. W.C. and maximum inlet gas pressure is 14.0 in. W.C.
***If installed outdoors, top clearance is 36” and front clearance is 24”
ANSI Z21.10.3 • CSA 4.3
COMMERCIAL
Model
Number*
Connections Clearances (in.)
Approx
Shipping
Weight (lbs)
Water Gas Top Bottom Side Front
ATIO-910-N 1" NPT 1" NPT 12*** 12 2 4*** 113
Electric 120 VAC 175 W / 1.48 A (Operation) 16 W / 0.13 A (Standby) 271 W / 2.26 A (Freeze-Protection)
ATIO-910
Temperature
Settings
Built In / without remote 110°F, 115°F, 120°F (default), 135°F, 145°F, 155°F, 165°F, 185°F
With 100112155 remote (max. distance 400’ from heater, non-polarized 20 gauge wiring.)
100°F to 175°F with 5°F intervals (16 options), 120°F Default Factory Setting
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