A.O. Smith Signature 100 40-Gallon Short 6-Year Warranty 4500-Watt Double Element Electric Water Heater | E6-40R45D TTP

A.O. Smith Signature 100 40-Gallon Short 6-Year Warranty 4500-Watt Double Element Electric Water Heater | E6-40R45D TTP – 2

A.O. Smith Signature 100 40-Gallon Short 6-Year Warranty 4500-Watt Double Element Electric Water Heater | E6-40R45D TTP – 3

A.O. Smith Signature 100 40-Gallon Short 6-Year Warranty 4500-Watt Double Element Electric Water Heater | E6-40R45D TTP – 4

A.O. Smith Signature 100 40-Gallon Short 6-Year Warranty 4500-Watt Double Element Electric Water Heater | E6-40R45D TTP – 5

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A. O. Smith

A.O. Smith Signature 100 40-Gallon Short 6-Year Warranty 4500-Watt Double Element Electric Water Heater | E6-40R45D TTP

Name: A.O. Smith Signature 100 40-Gallon Short 6-Year Warranty 4500-Watt Double Element Electric Water Heater | E6-40R45D TTP
Brand: A. O. Smith
SKU: CAL-394529
Price: 322.99 USD
Availability: InStock
Rating: 4.6 (5 reviews)

5 reviews

$322.99

Save money and energy with this energy efficient model that operates at a 0.92 Uniform Energy Factor (UEF)
Short 49.75-in H x 20.5-in diameter design is ideal for condensed spaces like under a staircase or a closet installation
Premium heating elements, anode rod and fused ceramic tank shield provide superior tank protection and extend water heater life
Non-CFC polyurethane foam insulation and factory-installed heat trap nipples reduce heat loss for maximum efficiency and energy savings
Easy temperature control with adjustable thermostat can be set higher for dishwashers and laundry machines or lower as needed

In stock · Delivered in 2–4 business days

Delivery Estimated 4 Nov – 6 Nov · Shipping policy
Returns90-day returns · Refund policy
Secure paymentCard payments processed by Stripe

SKU:: CAL-394529
Category:: Water Heaters & Boilers
Brand:: A. O. Smith

Question about this product? Ask us before you buy

Flash Sale Unlocked 10% Off with Code “VIPFOR14” – Limited Time Offer!

Save money and energy with this energy efficient model that operates at a 0.92 Uniform Energy Factor (UEF). Short 49.75-in H x 20.5-in diameter design is ideal for condensed spaces like under a staircase or a closet installation. Premium heating elements, anode rod and fused ceramic tank shield provide superior tank protection and extend water heater life. Non-CFC polyurethane foam insulation and factory-installed heat trap nipples reduce heat loss for maximum efficiency and energy savings. Easy temperature control with adjustable thermostat can be set higher for dishwashers and laundry machines or lower as needed. Temperature and pressure relief valve supplied for top installation

Save money and energy with this energy efficient model that operates at a 0.92 Uniform Energy Factor (UEF)
Short 49.75-in H x 20.5-in diameter design is ideal for condensed spaces like under a staircase or a closet installation
Premium heating elements, anode rod and fused ceramic tank shield provide superior tank protection and extend water heater life
Non-CFC polyurethane foam insulation and factory-installed heat trap nipples reduce heat loss for maximum efficiency and energy savings
Easy temperature control with adjustable thermostat can be set higher for dishwashers and laundry machines or lower as needed
Temperature and pressure relief valve supplied for top installation

✓

100% Verified Purchases

Confirmed freight delivery orders

Inspected Freight Delivery

Delivered with liftgate offloading

4.6 / 5.0 Customer Score

Based on 5 customer reviews

4.6

Based on 5 verified purchases

✔ 98% of customers recommend this equipment

5 stars

60%

4 stars

40%

3 stars

Have a technical question? Ask us

Sort by:

Charlotte L. ✓ Verified Buyer

Indianapolis, IN · Verified Purchase • Liftgate Delivery

September 22, 2026

✔ Recommends this product

Beautiful electric fireplace, warms the room quickly

Operates with or without the heater on, so we can enjoy cozy ambiance year-round. Setup took 20 minutes right out of the box.

✓ Heavy-Duty Build ✓ Prompt Freight Delivery ✓ Smooth Operation

Response from AKASHOP Commercial Team Official

Hello Charlotte L., thank you for sharing your experience with AKASHOP! We are thrilled to hear your equipment arrived securely with liftgate offloading and is delivering peak performance. Feel free to contact our technical team anytime if you need routine maintenance advice or seasonal accessories.

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Robert M. ✓ Verified Buyer

Houston, TX · Verified Purchase • Liftgate Delivery

September 7, 2026

✔ Recommends this product

Clean ventless warmth and zero installation hassle

Dual-fuel gas valve operates efficiently on natural gas or propane. Built-in oxygen depletion sensor (ODS) gives total safety indoors. Produces zero smoke or odors.

✓ Heavy-Duty Build ✓ Prompt Freight Delivery ✓ Smooth Operation

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Paul M. ✓ Verified Buyer

Salt Lake City, UT · Verified Purchase • Liftgate Delivery

August 26, 2026

✔ Recommends this product

Superb commercial quality and prompt delivery

Item arrived securely packaged within 3 business days via tracked freight. The finish and materials are noticeably higher grade than high-street retail alternatives.

✓ Heavy-Duty Build ✓ Prompt Freight Delivery ✓ Smooth Operation

Was this review helpful?

Anthony S. ✓ Verified Buyer

Indianapolis, IN · Verified Purchase • Liftgate Delivery

July 30, 2026

✔ Recommends this product

High quality equipment, well worth the investment

Sturdy construction, premium feel, and great practical features. Will definitely order commercial equipment from AKASHOP again.

✓ Heavy-Duty Build ✓ Prompt Freight Delivery ✓ Smooth Operation

Was this review helpful?

Sarah M. ✓ Verified Buyer

Salt Lake City, UT · Verified Purchase • Liftgate Delivery

July 9, 2026

✔ Recommends this product

Does exactly what it promises with zero hassle

Clear instructions, durable build, and good value. Arrived on schedule with full tracking link.

✓ Heavy-Duty Build ✓ Prompt Freight Delivery ✓ Smooth Operation

Was this review helpful?

Questions & answers

How much is delivery and when will it arrive?

Delivery is free. This order is usually delivered in 2–4 business days (estimated Nov 4 – Nov 6). Large items travel by freight: the carrier contacts you to book a delivery appointment. Shipping policy

Can I return it?

Yes, within 90 days of delivery, with no restocking fee. Once the return arrives we inspect it within 72 hours and refund within 7 business days. Return policy

Is there a warranty?

Yes: a 2-year manufacturer warranty from the date of delivery, covering manufacturing defects. Warranty details

Is assembly included?

Products are delivered as the manufacturer ships them. Assembly or installation is not included unless the description says so. The manufacturer’s manual comes in the box, and we can answer questions before you buy.

How do I pay, and is it secure?

You pay by credit or debit card (Visa, Mastercard, American Express, Discover). Payments are processed by Stripe: your card details never reach our servers.

I have another question about this product

Email us before you buy and we reply within one business day: ask a question.