AO Smith Signature Series Tankless Water Heater
Best space-saving solution for small homes needing endless hot water.
This unit finally delivers the luxury of endless hot water without the bulky footprint of a traditional tank. You’ll trade the simplicity of a plug-and-play appliance for a professional-grade electrical setup, but the reward is a sleek, maintenance-free system that never runs cold.
$398.65
at
MartExplore.com
Who it's for
- Large families needing hot water for multiple simultaneous showers
- Homeowners looking to reclaim valuable square footage in utility closets
- Budget-conscious users aiming to lower monthly utility expenses
Who should skip it
- Shoppers prioritizing low upfront costs over long-term energy savings
- Residents in extremely cold climates with freezing groundwater temperatures
- Homeowners with older electrical panels lacking sufficient amperage capacity
Performance breakdown
Space Efficiency
Compact wall-mounted design reclaims valuable floor space in small living areas.
Flow Consistency
Reliable 3.5 GPM output ensures steady hot water for residential demands.
Maintenance Simplicity
Lack of moving parts significantly reduces long-term upkeep and repair needs.
Electrical Integration
High voltage requirements necessitate professional installation for safe, optimal operation.
Longevity Tech
Advanced scale reduction technology effectively protects the chamber from mineral buildup.
User Interface
Intuitive digital controls make precise temperature adjustments straightforward and effortless.
Key Specs
Series Name
Signature Series
Type
Tankless (On-Demand)
Dimensions
17.75" H x 11.5" W x 6.13" D
Weight
12.75 lbs
Water Connection Size
3/4-in NPT
Voltage
240 Volts
Wattage
18000 Watts
Flow Rate
3.5 GPM
Temperature Range
90 to 140 degree F
Mounting Type
Wall Mounted
Know before you buy
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