The Top 10 Best Water Heater Timers For Energy Efficiency

Last Updated on May 23, 2022

The research to come up with this collection of 715 reviews available online for Water Heater Timer, choose the finest ones and written Water Heater Timer Reviews for you. We had a hard time shortlisting the ideal Water Heater Timer from thousands of products online. However, we are glad that we could finally pick the Best Water Heater Timer for you. Check products to include in the list and We hope it will be worth your time!

Best Water Heater Timer
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Comparison Table Chart for Best Water Heater Timer

Our team scanned 715 reviews before putting any suggestions for the Water Heater Timer in this article.

NoProductScoreAction
1DEWENWILS Outdoor Smart Pool Timer Box Heavy Duty9.6Check Price on Amazon
2GE Heavy-Duty Mechanical Box Timer Switch9.4Check Price on Amazon
3DEWENWILS Outdoor Smart Wi-Fi Outlet Box9.4Check Price on Amazon
4DEWENWILS Outdoor Water Heater Timer Box Mechanical9.4Check Price on Amazon
5GE 24-Hour Indoor Heavy Duty Mechanical Water Heater Timer Switch - 240 VAC - NEMA 1-Rated Metal Enclosure 40 Amp9.2Check Price on Amazon
6DEWENWILS Outdoor Heavy Duty Waterproof Pool Timer Box Digital9.2Check Price on Amazon
7Suraielec Pool Timer, 7-Day Programmable Digital Box Timer Switch9Check Price on Amazon
8Intermatic WH40 Mechanical Water Heater Time Switch9Check Price on Amazon
9Suraielec WiFi Pool Timer9Check Price on Amazon
10Aquanta - Digital Water Heater Timer - Wifi Smart Water Heater Controller/Control - Smart Hot Water Heater Alternative - Programmable8.2Check Price on Amazon

The Top 10 Best Water Heater Timers To Keep Your House Heating On Time

1. DEWENWILS Outdoor Smart Pool Timer Box Heavy Duty

  • HIGH POWER LOAD- Max 40 Amp 120-277 VAC 2HP load, operation from 120-277 VAC, ideal for outdoor/indoor heavy duty applications like water heaters,pool pumps,fountains,spa,mower, air conditioner and other equipment motors etc.
  • APP & VOICE CONTROL-Control connected electrical devices by your smart phone(TUYA/ Smart Life app) from anywhere or by voice commends(compatible with Alexa & Google Assistant); no hub required; only support 2.
  • OUTDOOR RATED- ETL listed, the waterproof plastic shell prevent rainwater and dust from flowing into the junction box along the aperture, and the operation temperature is from -40℉to 140 ℉ and will not rust even after rain and wind free yourself from the hassle of going outside to turn off or store devices in bad weather.
  • EASY TO INSTALL- The timer module is removable, it could be disassociated from the box to provide enough space and convenience for wiring and settings; the wiring holes have 2 sizes( 1/2” 3/4’’) to choose, while the wiring caps also included for easy installing.
  • WARM AFTER SERVICE- The installation, wiring and settings are shown in the instruction manual, if you have difficulty in installing or programming, please feel free to contact us to get professional help One year warranty and lifetime technical support provided.

2. GE Heavy-Duty Mechanical Box Timer Switch

  • Heavy-Duty Mechanical Timer – The rain and rust-proof metal constructions is designed to withstand any weather forecast and is lockable, tamper resistant and NEMA 3R-Rated.
  • Universal Voltage – Auto-sensing 120 VAC, 240 VAC and 277 VAX compatibility adapts to required power to support a variety of equipment.
  • 24-Hour Cycle – The 30-minute interval pushpins accommodate several daily settings, allowing you to personalize multiple daily settings.
  • Variety and Convenience – This timer is compatible with single-pole single-throw and double-pole single-throw switches, block terminals hold wires securely and has ½” and ¾” knockouts for easy wiring.
  • Ideal Use – Perfect for pool pumps, water heaters, outdoor lights, fans, AC units and other heavy-duty appliances; this indoor/outdoor box timer is cUL Listed and recommended for certified electrician installation.

3. DEWENWILS Outdoor Smart Wi-Fi Outlet Box

  • HIGH POWER LOAD- Max 40 Amp 120-277VAC 2HP load, ideal for outdoor/indoor heavy duty applications like water heaters,pool pumps,fountains,spa,mower etc.
  • REMOTE & VOICE CONTROL-Control connected electrical devices by your smart phone from anywhere or by your voice commends(compatible with Alexa & Google Assistant); no hub required (only 2.
  • OUTDOOR RATED- Metal cover and waterproof pad design,prevent rainwater from flowing into the junction box along the aperture, free yourself from the hassle of going outside to turn off or store devices in bad weather.
  • EASY TO INSTALL&SET – Wi-Fi enabled to use your existing wireless router with no setup, or monthly charges, illustrated instruction help you to install and set it easily, and then you could share it with family members.
  • WARM AFTER-SALES SERVICE- One year warranty provided,if you face any technical issue, please feel free to contact us to get professional help.

4. DEWENWILS Outdoor Water Heater Timer Box Mechanical

  • HIGH POWER LOAD- Max 40 Amp 120-277 VAC 2HP load, multi-volt (120Vac or 208-277Vac) operation from 120-277 VAC, ideal for outdoor/indoor heavy duty applications like water heaters,pool pumps,fountains,spa,mower, air conditioner and other equipment motors etc.
  • OUTDOOR RATED- ETL listed, the waterproof plastic shell prevent rainwater and dust from flowing into the junction box along the aperture, and the operation temperature is from -40℉to 140 ℉ and will not rust even after rain and wind free yourself from the hassle of going outside to turn off or store devices in bad weather.
  • DAILY REPEAT TIMER- Up to 96 On/Off settings within 24-hour period, program your devices to turn on/off in 15-minute intervals, turning dial clockwise until the arrow indicates to current time; push the pins out for desired periods of time and then push the manual switch to “Clock” position,or override the timer to always ON mode by push the manual switch to “I” position.
  • EASY TO INSTALL- The timer module is removable, it could be disassociated from the box to provide enough space and convenience for wiring and settings; the wiring holes have 2 sizes( 1/2 3/4’’) to choose, while the wiring caps included for easy installing.
  • WARM AFTER SERVICE- The installation and wiring of different loads are shown in the instruction manual, One year warranty provided,if you face any technical issue, please feel free to contact us to get professional help.

5. GE 24-Hour Indoor Heavy Duty Mechanical Water Heater Timer Switch – 240 VAC – NEMA 1-Rated Metal Enclosure 40 Amp

  • Ideal Use – Ideal for water heaters, fans, pumps, air conditioning, blowers, lighting, heating, ventilation systems and other heavy-duty applications.
  • Ratings – 240 VAC (208-277 VAC) for up to 5 HP Applications – cUL Listed
  • Metal Enclosure – Heavy-duty metal enclosure is lockable, tamper resistant and NEMA 1-Rated
  • Installation – Double-pole, single-throw design – ½ inch and ¾ inch knockouts – Recommended installation by a licensed electrician.
  • Water Heater – For indoor use – only in the United States, Canada and Mexico
  • 120 VAC. For use only in the United States, Canada, and Mexico

6. DEWENWILS Outdoor Heavy Duty Waterproof Pool Timer Box Digital

  • HIGH POWER LOAD- Max 40 Amp 120-277 VAC 2HP load, multi-volt operation from 120-277 VAC, ideal for outdoor/indoor heavy duty applications like water heaters,pool pumps,fountains,spa,mower, air conditioner etc.
  • OUTDOOR RATED- Metal cover and waterproof pad design,prevent rainwater from flowing into the junction box along the aperture, and the operation temperature is from -40℉to 140 ℉ free yourself from the hassle of going outside to turn off or store devices in bad weather.
  • 5 MODES & MULTI- SETTINGS -Up to 7 on/off settings, always on/off random,DST, modes to schedule your connected devices,the MODE button could also be used as a manual switch to turn it on/off or switch the mode at any time.
  • MORE ACCURATE- The settings are weekly repeat, run the devices in the minimum unit of minute and never miss the schedule; built in backup battery could hold all settings even in power outage for 3 months, no need to repeat settings in case of power failure.
  • WARM AFTER-SALES SERVICE- One year warranty provided,if you face any technical issue or program difficulty, please feel free to contact us to get professional help, we are always stand by you.

7. Suraielec Pool Timer

  • Heavy Duty 40 AMP Pool Timer Switch 】 120 to 277 VAC, 40A Resistive, 1HP to 2HP capacity allows the timer box to be used to control high-power electric devices like pool filter pumps, fountains, water heaters, spas, Christmas holiday lights, patio/landscape lighting…; ETL Listed and conforms to UL STD.
  • Versatile Timer Function 】 Digital pool pump timer has up to 20 ON/OFF program setting, 15 day combinations, single-day settings, and Daylight Saving Time (DST) function; this 7-day repeat cycle timer with rich programming choices satisfies customers’ most of needs easily.
  • Built-in Battery Keeps Time and Settings 】 Rechargeable battery backup retains the time and settings for an estimated 3 months if the power backup is fully charged; Don’t have to keep resetting it every time there’s a power outage.
  • Weatherproof for Outdoor Use 】 Raintight and rust-proof construction; Pool pump box timer is made of durable insulating and flame retardant material that resists abrasion, moisture, and direct sunlight; Lockable box cover protect the pool filter timer against rain, snow, and dust and resist tampering.
  • Easy to Install and Program 】 This programmable pool pump timer is very easy to install; Once set up, it keeps your pool or other electric devices running on a regular schedule; avoids the inconvenience of turning it ON/OFF manually; Save yourself time, money, and hassle by getting this automatic outdoor digital timer switch; 1-Year limited warranty offered; Please feel free to contact us to get professional help for any problems.

8. Intermatic WH40 Mechanical Water Heater Time Switch

  • Intermatic WH40 Mechanical Water Heater Time Switch

9. Suraielec WiFi Pool Timer

  • Heavy Duty 40 AMP Pool Timer Switch 】 120 to 277 VAC, 40A Resistive, 1HP to 2HP capacity allows the timer box to be used to control high-power electric devices like pool filter pumps, fountains, water heaters, spas, Christmas holiday lights, patio/landscape lighting…; ETL Listed and conforms to UL STD.
  • Controlled by Tuya Smart Life APP 】 The pool timer outlet box can be remotely controlled by your smartphone from anywhere via free smart life app or other Tuya apps; Compatible with Amazon Echo/ Alexa, Google Home Assistant, and IFTTT; No hub required; Support 2.
  • Versatile Timer Function 】 Simple operation interface; Heavy duty WiFi outdoor timer switch offers program, countdown, random and repeat timer function to satisfy customers’ different needs easily; Allow you to share the settings with family members; Reset button with indicator light also works as the manual ON/OFF switch.
  • Weatherproof for Outdoor Use 】 Raintight and rust-proof construction; Pool pump box timer is made of durable insulating and flame retardant material that resists abrasion, moisture, and direct sunlight; Lockable box cover protect the smart pool timer against rain, snow, and dust and resist tampering.
  • Easy to Install and Program 】 This pool pump timer is very easy to install; Once set up, it keeps your pool or other electric devices running on a regular schedule; avoids the inconvenience of turning it ON/OFF manually; Save yourself time, money, and hassle by getting this automatic outdoor WiFi timer switch; 1-Year limited warranty offered; Please feel free to contact us to get professional help for any problems.

10. Aquanta – Digital Water Heater Timer – Wifi Smart Water Heater Controller/Control – Smart Hot Water Heater Alternative – Programmable

  • Convenient control of water heater from your smart phone
  • Hot water availablity gauge
  • Weekly and monthly usage data comparison
  • Maintenance alerts, including leak detection

How To Choose The Best Water Heater Timer

Does the thought of finding a great Water Heater Timer stress you out? Has your mind been juggling between choices when it comes to buying Water Heater Timer in general, specifically regarding which model to choose?
If that’s the case, know that you’re not alone. Many people find it tough to buy the perfect Water Heater Timer for themselves. We understand the stress associated with the buying process!

Since you’re here, you are obviously curious about Water Heater Timer. You’ve been bombarded with information, so you need to find a reputable source with credible options before you make any decisions on which product would be best for your needs.

There are many sources that’ll provide you with that information- buying guides or ratings websites, word-of-mouth testimonials from friends or family members, online forums where users share their personal experiences, product reviews specifically found all over the internet and YouTube channels. Only thorough research will ensure that you get the right product.

But that’s not always easy, right? That's why we've taken time to compile a list of the best Water Heater Timer in today's market, on your behalf, so that there will be no more worries for you.

How did we come up with the list, you ask? How did we create this buying guide?

  • First, our algorithms collected as much information available about these products from trusted sources.
  • We employed both Artificial Intelligence and large data volume to validate all collected information.
  • Then our AI ranked them on their quality-to-price ratio using industry-standard criteria that let us pick the best Water Heater Timer currently on the market!
The products aren’t chosen randomly. We consider several criteria before assembling a list. Some of the criteria are discussed below-

  1. Brand Value: What happens when you go for a not-so-reputable brand just because the price seems cheap? Well, the chance of getting a short-lasting product goes higher. That’s because the renowned brands have a reputation to maintain, others don’t.


Top Water Heater Timer brands try to offer some unique features that make them stand out in the crowd. Thus hopefully, you’ll find one ideal product or another in our list.

  1. Features: You don’t need heaps of features, but useful ones. We look at the features that matter and choose the top Water Heater Timer based on that.
  2. Specifications: Numbers always help you measure the quality of a product in a quantitative way. We try to find products of higher specifications, but with the right balance.
  3. Customer Ratings: The hundreds of customers using the Water Heater Timer before you won’t say wrong, would they? Better ratings mean better service experienced by a good number of people.
  4. Customer Reviews: Like ratings, customer reviews give you actual and trustworthy information, coming from real-world consumers about the Water Heater Timer they used.
  5. Seller Rank: Now, this is interesting! You don’t just need a good Water Heater Timer, you need a product that is trendy and growing in sales. It serves two objectives. Firstly, the growing number of users indicates the product is good. Secondly, the manufacturers will hopefully provide better quality and after-sales service because of that growing number.
  6. Value For The Money: They say you get what you pay for. Cheap isn’t always good. But that doesn’t mean splashing tons of money on a flashy but underserving product is good either. We try to measure how much value for the money you can get from your Water Heater Timer before putting them on the list.
  7. Durability: Durability and reliability go hand to hand. A robust and durable Water Heater Timer will serve you for months and years to come.
  8. Availability: Products come and go, new products take the place of the old ones. Probably some new features were added, some necessary modifications were done. What’s the point of using a supposedly good Water Heater Timer if that’s no longer continued by the manufacturer? We try to feature products that are up-to-date and sold by at least one reliable seller, if not several.
  9. Negative Ratings: Yes, we take that into consideration too! When we pick the top rated Water Heater Timer on the market, the products that got mostly negative ratings get filtered and discarded.
These are the criteria we have chosen our Water Heater Timer on. Does our process stop there? Heck, no! The most important thing that you should know about us is, we're always updating our website to provide timely and relevant information.

Since reader satisfaction is our utmost priority, we have a final layer of filtration. And that is you, the reader! If you find any Water Heater Timer featured here Incorrect, irrelevant, not up to the mark, or simply outdated, please let us know. Your feedback is always welcome and we’ll try to promptly correct our list as per your reasonable suggestion.

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