Back to Amazon.com

PRIME MEMBERS

Free shipping. Learn more
X

Free shipping for Prime members on Woot!

Woot! customers who are Amazon Prime members can enjoy special shipping benefits on Woot!, including:

Amazon Prime membership required. See individual offer pages for shipping details and restrictions. Not valid for international shipping addresses.

CRAFTSMAN 18kW / 3.7 GPM Tankless Water Heater

New
18kW / 3.7 GPM
Limit 3 per customer

Features

  • ​Digital control panel allows you to easily set the desired temperature up/down in increments of 1 degree F from 90 – 125 degrees
  • Durable assembly with stainless steel, non-corrosive, lead free internal canisters and piping with standard 1/2 inch NPT (straight thread) fittings
  • Advanced on-demand water reduces energy/water consumption and saves up to 50% on water heating costs by automatically turn the unit on/off with water flow
  • CRAFTSMAN continues to build pride and improve your quality of living with the convenience, efficiency, and comfort of our digital tankless electric water heaters.
  • Running out of hot water should never be a worry again and now you can now enjoy a continuous supply of hot water only when you need it - all while reducing energy usage, saving up to 50% on energy costs and saving space. 
  • The advanced “on-demand” water heating technology will automatically turn on when sensing water flow into the unit and turn off when the flow ceases.
  • Since our tankless water heaters heat water directly without the use of a storage tank and do not require gas lines or ventilation, the sleek/compact design of this water heater allows the flexibility to install virtually anywhere within your residential or commercial environment.
  • Detailed specifications of each model on the Specs tab
  • Warm to hot climates - serves up to 1-2 bathrooms | Cool to cold climates - serves up to 1 bathroom
  • 35° F Temperature Rise – 3.7 GPM, 45° F Temperature Rise – 2.85 GPM, 55° F Temperature Rise – 2.4 GPM
  • Requires a 240-Volt service with two 40 Amp double-pole breakers and two 8/2 AWG wires
  • Easy to install and maintain (professional installation recommended) - cetl certified, lead free, and 0.98 uniform energy factor rating
  • Warranty - 2-year limited parts only, 7-years free from leakage
  • Before purchasing, please confirm that this tankless water heater meets your need and you have the required electrical specifications available on your breaker panel

Shipping Note: Shipping to Alaska, Hawaii, APO addresses, or PO Boxes is not available for this item.

Warranty: User Manual with 2-Year Limited Warranty

Specs

Specifications
Size: 18 kW 24 kW 29 kW
Amperage: 75A 100A 120A
Required Breaker Size:   2x 40A Double 3x 40A Double 3x 40A Double
Required Wire Gauge: 2x 8AWG w/ Ground 3x 8AWG w/ Ground 3x 8AWG w/ Ground
Dimensions: 15.5"x4.5"x13.9" 17.3"x4.5"x14.75" 17.13"x4.5"x14.75"
Weight: 9.21 lbs 12.17 lbs 12.17 lbs
Connections: 1/2" 3/4" 3/4"
Applications: 1-2 Bathrooms in Hot Climates
1 Bathroom in Cold Climates
2 Bathrooms in Hot Climates
1-1.5 Bathrooms in Cold Climates
3 Bathrooms in Hot Climates
2 Bathrooms in Cold Climates

In the box:

  • Tankless Water Heater
  • Wall Mounting Screws
  • Owner's Manual

Specs

Specifications
Size: 18 kW 24 kW 29 kW
Amperage: 75A 100A 120A
Required Breaker Size:   2x 40A Double 3x 40A Double 3x 40A Double
Required Wire Gauge: 2x 8AWG w/ Ground 3x 8AWG w/ Ground 3x 8AWG w/ Ground
Dimensions: 15.5"x4.5"x13.9" 17.3"x4.5"x14.75" 17.13"x4.5"x14.75"
Weight: 9.21 lbs 12.17 lbs 12.17 lbs
Connections: 1/2" 3/4" 3/4"
Applications: 1-2 Bathrooms in Hot Climates
1 Bathroom in Cold Climates
2 Bathrooms in Hot Climates
1-1.5 Bathrooms in Cold Climates
3 Bathrooms in Hot Climates
2 Bathrooms in Cold Climates

In the box:

  • Tankless Water Heater
  • Wall Mounting Screws
  • Owner's Manual

Sales Stats

Speed to First Woot:
13h 45m 49.551s

Purchaser Experience

  • 11% first woot
  • 11% second woot
  • 33% < 10 woots
  • 22% < 25 woots
  • 22% ≥ 25 woots

Purchaser Seniority

  • 11% joined today
  • 11% one week old
  • 0% one month old
  • 0% one year old
  • 78% > one year old

Quantity Breakdown

  • 100% bought 1
  • 0% bought 2
  • 0% bought 3

Percentage of Sales Per Hour

0%
0%
0%
0%
11%
0%
0%
0%
11%
0%
0%
0%
0%
22%
0%
22%
0%
0%
11%
11%
0%
0%
11%
0%
12 1 2 3 4 5 6 7 8 9 10 11 12 1 2 3 4 5 6 7 8 9 10 11

Percentage of Sales Per Day

11%
22%
0%
11%
11%
0%
44%
Mon Tue Wed Thu Fri Sat Sun

Woots by State

zero wooters wootinglots of wooters wooting

Best sellers in Tools & Garden

Deals our customers love best.
  1. MervFilters MERV 8 AC Furnace Filters 6PK
    $2899$3299
  2. Amazon Devices Smart Thermostat
    $2999 Refurbished
  3. BORA 6 Tier Wood Organizer & Storage Metal Rack
    $4499 $70.0036% off Pointless Price
  4. MervFilters MERV 8 AC Furnace Filters 12PK
    $5199$6499
CRAFTSMAN 18kW Tankless Water Heater
$264.99 Sold Out Home & Garden
$264.99 USD false 1 Retail EA
1 3
Woot! Tools.Woot
4121 International Pkwy Carollton TX 75007 U.S.A.