Skip to content
  • 💰 Get the latest and save with our big sale! 💰
  • 💰 Get the latest and save with our big sale! 💰
Ipexlla ShopIpexlla Shop
  • Appliances
    • Refrigerators
    • Range Hoods
    • Small Appliances
    • Washers and Dryers
    • Ranges
    • Vacuums and Accessories
    • Microwaves
    • Dishwashers
    • Freezers and Ice Makers
    • Cooktops
    • Wall Ovens
  • Electrical
    • Audio, Video and Electronics
    • Wire and Cable
    • Breaker Panels, Breakers and Fuses
    • Electrical Boxes and Connectors
    • Cords and Timers
    • Tools and Testers
    • Switches and Dimmers
    • Wall Receptacles and Plates
    • Chimes and Accessories
    • Wire Connectors, Self-Locking ties and accessories
    • Fire Safety
    • Alternative Energy
    • Sockets, Plugs and Lampholders
  • Plumbing
    • Fittings and Pipes
    • Parts and Accessories
    • Specialized Fittings
    • Water Heaters
    • Valves
    • Pumps and Tanks
    • Water Filtration and Water Softeners
    • Underground Drainage
    • Speedway
    • Drain Cleaners
    • Glues and Pastes
    • Plumbing Insulation
  • New Products
    • No products in the cart.

      Return to shop

  • Cart

    No products in the cart.

    Return to shop

 

A.O. Smith Signature 151-L Short Natural Gas Water Heater

Home / Plumbing / Water Heaters
Sale!
A.O. Smith Signature 151-L Short Natural Gas Water Heater
A.O. Smith Signature 151-L Short Natural Gas Water Heater - Image 2
A.O. Smith Signature 151-L Short Natural Gas Water Heater - Image 3
A.O. Smith Signature 151-L Short Natural Gas Water Heater - Image 4
A.O. Smith Signature 151-L Short Natural Gas Water Heater - Image 5

$360.00 Original price was: $360.00.$97.99Current price is: $97.99.

SKU: CM9UY 33535018 Categories: Plumbing, Water Heaters Tag: A.O.SMITH
  • Experience the Best Quality
  • Your happiness, our mission.
  • Shop with Peace of Mind
  • Quality You Can Trust
Browse
  • Appliances
    • Cooktops
    • Dishwashers
    • Freezers and Ice Makers
    • Microwaves
    • Range Hoods
    • Ranges
    • Refrigerators
    • Small Appliances
    • Vacuums and Accessories
    • Wall Ovens
    • Washers and Dryers
  • Electrical
    • Alternative Energy
    • Audio, Video and Electronics
    • Breaker Panels, Breakers and Fuses
    • Chimes and Accessories
    • Cords and Timers
    • Electrical Boxes and Connectors
    • Fire Safety
    • Sockets, Plugs and Lampholders
    • Switches and Dimmers
    • Tools and Testers
    • Wall Receptacles and Plates
    • Wire and Cable
    • Wire Connectors, Self-Locking ties and accessories
  • Plumbing
    • Drain Cleaners
    • Fittings and Pipes
    • Glues and Pastes
    • Parts and Accessories
    • Plumbing Insulation
    • Pumps and Tanks
    • Specialized Fittings
    • Speedway
    • Underground Drainage
    • Valves
    • Water Filtration and Water Softeners
    • Water Heaters
  • Uncategorized
  • Description
  • Additional information
  • Reviews (0)
  • Atmospheric vent gas water heater
  • CFC-free foam insulation reduces heat loss
  • Factory-installed dielectric water connections
  • Glass lining protects tank from corrosion
  • 9 Year limited tank and parts warranty
  • Vent diameter can be 3in or 4in
Base Warranty Labor(Months)

12

Uniform Energy Factor

Not applicable

Nominal Capacity(l)

151.416

Pilot Light Window

Yes

Pilot Reset Button

No

Point of Use

No

Rated Storage Capacity

40 US Gallon

Safety Listing

CSA safety listing

Series Name

Signature

Smart Compatible

No

Temperature and Pressure Relief Valve

Yes

Use Location

Indoor

Mobile Home Compatible

No

Vent Diameter(s)

3 in; 4 in

Vent Type

Type B single or double wall

Venting Type

Atmospheric

Warranty

9-year limited

Water Connection Location

Top

Water Connection Size

3/4 in

Water Heater Style

Short

Weight(kg)

61.236

Weight(lbs.)

135

Nominal Capacity(gal)

40

Insulation Thickness(mm)

50.8

Base Warranty Parts(Months)

108

File/Certification Number

1466900

Bluetooth Compatibility

No

BTU Rating

40000

Commercial/Residential

Residential

Diameter(cm)

55.88

Diameter(in)

22

Diameter(mm)

558.8

Emission Rating

Low NOx

ENERGY STAR Certified

No

Family Size

4

Foam Insulation

Yes

Insulation Thickness(in)

2

Fuel Source

Natural gas

GPH Recovery at 90 Degrees F(gal)

41

GPH Recovery at 90 Degrees F(l)

155.2014

Height(cm)

130.81

Height(in)

51.5

Height(mm)

1308.1

High Altitude Model

Yes

Ignition Type

Piezo

Insulation Thickness(cm)

5.08

Wi-Fi Compatibility

No

Reviews

There are no reviews yet.

Be the first to review “A.O. Smith Signature 151-L Short Natural Gas Water Heater” Cancel reply

Related products

Sale!
MOEN Handheld Shower Holder
Quick View

Parts and Accessories

MOEN Handheld Shower Holder

$16.00 Original price was: $16.00.$11.20Current price is: $11.20.
Sale!
Master Plumber Brass Dishwasher Hook Up Adapter
Quick View

Parts and Accessories

Master Plumber Brass Dishwasher Hook Up Adapter

$14.00 Original price was: $14.00.$9.80Current price is: $9.80.
Sale!
Bow 3/4-in Copper Tee (10-Pack)
Quick View

Fittings and Pipes

Bow 3/4-in Copper Tee (10-Pack)

$49.00 Original price was: $49.00.$34.30Current price is: $34.30.
Sale!
Water Filter For Refrigerator - RS1
Quick View

Plumbing

Water Filter For Refrigerator – RS1

$49.00 Original price was: $49.00.$34.30Current price is: $34.30.
Sale!
Ipex Polyethylene Green Stripe Pipe - 100 Psi - Standard - 1 1/4-in Dia X 100-ft L
Quick View

Fittings and Pipes

Ipex Polyethylene Green Stripe Pipe – 100 Psi – Standard – 1 1/4-in Dia X 100-ft L

$194.00 Original price was: $194.00.$99.99Current price is: $99.99.
Sale!
Sioux Chief PVC Clear Vinyl Tubing 1-1/2-in Dia
Quick View

Plumbing

Sioux Chief PVC Clear Vinyl Tubing 1-1/2-in Dia

$301.00 Original price was: $301.00.$98.99Current price is: $98.99.
Sale!
3/4" X 1/2" Push-Fit Flex Connector With Valve
Quick View

Plumbing

3/4″ X 1/2″ Push-Fit Flex Connector With Valve

$24.00 Original price was: $24.00.$16.80Current price is: $16.80.
Sale!
One Second Plumber Gaz Plumber Combo Kit
Quick View

Drain Cleaners

One Second Plumber Gaz Plumber Combo Kit

$29.00 Original price was: $29.00.$20.30Current price is: $20.30.
MY ACCOUNT
  • My account
  • Wishlist
  • Checkout
  • Cart
ABOUT US
  • About Us
  • Returns & Exchanges
  • Delivery
  • FAQ
  • Contact Us
LEGAL
  • Privacy Policy
  • Shipping & Returns
  • Payment Method
  • Term and Conditions
Signup for Newsletter

Sign up for exclusive offers, original stories, events and more.

[contact-form-7 id="15"]
Copyright 2026 © www.ipexllashop.com
  • Appliances
    • Refrigerators
    • Range Hoods
    • Small Appliances
    • Washers and Dryers
    • Ranges
    • Vacuums and Accessories
    • Microwaves
    • Dishwashers
    • Freezers and Ice Makers
    • Cooktops
    • Wall Ovens
  • Electrical
    • Audio, Video and Electronics
    • Wire and Cable
    • Breaker Panels, Breakers and Fuses
    • Electrical Boxes and Connectors
    • Cords and Timers
    • Tools and Testers
    • Switches and Dimmers
    • Wall Receptacles and Plates
    • Chimes and Accessories
    • Wire Connectors, Self-Locking ties and accessories
    • Fire Safety
    • Alternative Energy
    • Sockets, Plugs and Lampholders
  • Plumbing
    • Fittings and Pipes
    • Parts and Accessories
    • Specialized Fittings
    • Water Heaters
    • Valves
    • Pumps and Tanks
    • Water Filtration and Water Softeners
    • Underground Drainage
    • Speedway
    • Drain Cleaners
    • Glues and Pastes
    • Plumbing Insulation
  • New Products
  • Login

Login

Lost your password?

Register

Your personal data will be used to support your experience throughout this website, to manage access to your account, and for other purposes described in our privacy policy.