A.O. Smith Signature 100 2.5-Gallon Compact1440-Watt 1 Element Point Of Use Electric Water Heater - Item #816146 | Model #E6-2P15SV

• Delivers the ideal amount of hot water for specialized applications and small capacity needs.

• Features one stainless steel 1440-watt water heater element that provides 7 gallons per hour at a recovery rate at 90 degrees Fahrenheit.

• Compact 14.5-in H x 11.75-in W x 10.38-in D design allows for easy installation under counters or vanities and inside cabinets.

• Includes wall mount bracket for simple installation

• Provides superior tank protection and extends water heater life with premium heating element, anode rod and fused ceramic tank shield

• Reduces heat loss with non-CFC polyurethane foam insulation for maximum efficiency and energy savings

• Features easy temperature control with adjustable thermostat for desired comfort

• Factory-installed temperature and pressure relief valve and tamper-proof drain valve ensure safe operation
  

What our Experts Think

• Instant, small‑space hot water: This 2.5‑gallon point‑of‑use electric heater delivers quick hot water right where you need it—perfect for sinks, wet bars, RVs, workshops, and guest bathrooms with minimal demand.

• Simple and efficient design: Single 1440‑watt heating element provides reliable performance with low energy use, ideal for small‑volume hot water without complexity or high operating costs.

• Ultra‑compact footprint: Small tank size fits easily under cabinets, vanities, or tight utility areas where traditional heaters won’t work—making installation flexible and unobtrusive.

• Durable construction: Built with a corrosion‑resistant tank and quality components for lasting performance in point‑of‑use applications.

• User‑friendly controls: Adjustable thermostat lets you dial in comfortable water temperatures without guesswork.

• Safe and reliable: Includes a factory‑installed temperature and pressure relief valve and tamper‑proof drain valve for everyday safety and code‑compliant operation.

Q&A

Q: What is this water heater best used for?
A: Ideal for point-of-use applications, such as a single sink, small bathroom, or appliance that requires immediate hot water.

Q: What is the tank capacity?
A: 2.5 gallons, perfect for quick access to hot water without waiting for a main water heater.

Q: How powerful is the heating element?
A: Features a 1,440-watt single heating element for fast heating and consistent hot water.

Q: Is it energy efficient?
A: Yes. Its compact design minimizes standby heat loss, providing efficient hot water exactly where needed.

Q: What are the dimensions of this unit?
A: Small and lightweight, it easily fits under sinks or in tight spaces, measuring roughly 12 inches tall and 12 inches wide.

Q: Does it include safety features?
A: Yes. Equipped with a temperature and pressure relief valve to ensure safe operation.

Q: What are the installation requirements?
A: Requires 120-volt power and indoor installation close to the point of use.

Maintenance Tips

• Flush the tank every 6–12 months to remove sediment buildup and maintain efficient heating.

• Inspect the heating element and thermostat regularly to ensure consistent hot water output.

• Check for leaks and keep the surrounding area dry to prevent damage and ensure safe operation.

• Test the T&P relief valve (if installed) periodically to confirm proper safety function.

• Ensure tank is filled before powering on to avoid dry-firing and element damage.