This review is about the Honeywell WT8840B1000 Water Heater Control, a device that lets you control your water heater with ease. This product has a number of features that make it stand out from the crowd, such as its temperature range of 100-240°F and its simple digital interface. It also has an adjustable temperature differential of 1-3°F, which allows you to fine-tune the temperature for maximum efficiency. In addition, this product is backed by Honeywell’s one year limited warranty. Read on to find out more about this great product and why it could be the perfect solution to your water heating needs.
Honeywell WT8840B1000 Water Heater Control Review
Honeywell WT8840B1000 Water Heater Control: The perfect solution for comfortable and safe hot water. Honeywell’s WT8840B1000 Water Heater Control is the ideal choice for any home or business looking to maintain a consistent temperature in their hot water. With an easy-to-use digital display, you can quickly set and adjust your desired temperature to within 1 degree Fahrenheit accuracy. This ensures that you never run out of hot water or experience uncomfortable temperatures again!
Key Features:
1) Easy-to-use digital display for precise control of temperature
2) Accurate to within 1 degree Fahrenheit for optimal comfort
3) Automatically maintains consistent temperature
4) Compatible with many electric and gas water heaters
5) Adjustable high limit safety setting for added protection
6) Manual reset button for quick restarts after power outages
This Honeywell WT8840B1000 Water Heater Control is the perfect combination of convenience and safety. With its accurate temperature readings, you’ll always have the perfect amount of hot water on hand without having to worry about it being too hot or too cold. And with its adjustable high limit safety setting, you can rest assured that your heater will never get too hot, even if there is a power outage. Plus, this unit is compatible with many electric and gas water heaters, so you won’t have to go out of your way to find the right fit! Whether you’re looking for a reliable way to keep your hot water at just the right temperature or need a dependable back up plan in case of a power outage, the Honeywell WT8840B1000 Water Heater Control has got you covered!
Product Details
Product Details | Description |
---|---|
Brand | Honeywell |
Model | WT8840B1000 |
Type | Water Heater Control |
Power Source | “24VAC; 50/60 Hz” |
Temperature Range (F) | 50-180 degrees Fahrenheit |
Compatibility | For use with electric water heaters only. |
Features | 7-day programmable and vacation settings, LCD Display, Temperature Sensor. |
Honeywell WT8840B1000 Water Heater Control Pros and Cons
Honeywell WT8840B1000 Water Heater Control
1. Pros:
- This Honeywell Water Heater Control is easy to install and use.
- It has a high accuracy of temperature control, up to +/- 1 Degree F.
- This water heater control comes with built-in safety features such as over-temperature protection and low voltage protection.
- It also has an adjustable target temperature range from 90 to 150 degrees Fahrenheit.
2. Cons:
- The Honeywell Water Heater Control is not compatible with all types of water heaters.
- It requires a 120-volt electrical supply.
- The warranty period is only one year from the date of purchase.
Overall, the Honeywell WT8840B1000 Water Heater Control is a great choice for those looking for an accurate and reliable water heating solution. With its easy installation, high accuracy and built-in safety features, it’s no wonder why this product has become a popular choice for many home owners. Plus, with its one year warranty and adjustable temperature range, you can rest assured that your family will have hot water when they need it.
Who are They for
The Honeywell WT8840B1000 Water Heater Control is the perfect choice for those looking to control their water heater temperature with precision and reliability. This device allows you to easily adjust the temperature of your water, up to 180 degrees Fahrenheit, with a simple turn of a knob. The adjustable differential temperature, combined with integrated diagnostics, helps ensure consistent and reliable hot water delivery. It also features an LED display that provides real-time feedback on current temperature settings and diagnostic codes. The Honeywell WT8840B1000 is designed for easy installation and use, making it ideal for both experienced and novice DIYers alike. With its advanced technology and intuitive design, this device will provide you with peace of mind knowing that your hot water needs are taken care of. So upgrade your water heater today with the Honeywell WT8840B1000 Water Heater Control!
My Experience for Honeywell WT8840B1000 Water Heater Control
I never had a problem with my water heater – until I decided to buy the Honeywell WT8840B1000 Water Heater Control. Let me tell you, it was the best decision of my life!
I used to struggle with the inconsistency of my old water heater. One minute it would be too hot and scalding, the next it would be way too cold. It was like playing Russian roulette every time I jumped in the shower! But then I got the Honeywell WT8840B1000 Water Heater Control and I’m never going back.
This is a state-of-the-art temperature control that’s designed to prevent scalding and maintain a consistent temperature throughout your home. With its remote monitoring capabilities, you can easily monitor and adjust your desired temperature from anywhere. Plus, it has an impressive accuracy range of 0.5°F – so you get the exact temperature you want!
The easy-to-use interface means you don’t need any special skills to set up the Honeywell WT8840B1000 Water Heater Control – just plug it in and follow the instructions on the screen. And, if you ever run into any issues, their customer service is top notch and they are happy to help.
So if you’re looking for a reliable, state-of-the-art temperature control that ensures consistent temperatures throughout your home, look no further than the Honeywell WT8840B1000 Water Heater Control!
What I don’t Like
1. Expensive: The Honeywell WT8840B1000 Water Heater Control is expensive compared to other models in the market.
2. Difficult to install: Installing this water heater control requires professional help due to its complex wiring and instructions.
3. Limited compatibility: This product only works with certain types of electric water heaters, so it is not compatible with all models.
4. Unreliable: Some users have reported that the Honeywell WT8840B1000 Water Heater Control has malfunctioned after a few months of use.
5. Poor customer service: Customers have complained about the lack of helpfulness and response time from the customer service team at Honeywell.
How to Optimize Water Heater Efficiency with Honeywell WT8840B1000 Control
The Honeywell WT8840B1000 Water Heater Control is an advanced device that helps homeowners optimize their water heater efficiency. By adjusting the settings of this control, you can save on energy costs while also ensuring a steady supply of hot water. Here are some simple steps to help you get the most out of your WT8840B1000:
- Adjust the Temperature Setting: The WT8840B1000 has a range of temperature settings that can be adjusted from 100°F to 180°F. Choose a setting that provides enough hot water for your needs without wasting energy. A lower setting may result in cooler water, but it also saves energy and money.
- Set the Vacation Mode: When you go away on vacation, use the Vacation Mode feature of the WT8840B1000 to lower the temperature setting automatically. This will make sure your water heater doesn’t work unnecessarily while you are away.
- Program Daily Schedules: You can use the WT8840B1000 to program daily schedules so that your water heater works only when needed. This ensures that your hot water is always available without wasting energy.
- Monitor Energy Usage: The WT8840B1000 allows you to monitor how much energy your water heater uses over time. This information can help you identify any problems and take corrective action if necessary.
With these simple steps, you can easily optimize the efficiency of your water heater with the Honeywell WT8840B1000. Not only will this save you money on energy costs, but it will also ensure that you have a steady supply of hot water whenever you need it.
Questions about Honeywell WT8840B1000 Water Heater Control
What is the Honeywell WT8840B1000 Water Heater Control?
The Honeywell WT8840B1000 Water Heater Control is a programmable control for residential electric, gas and oil-fired water heaters. It’s designed to provide efficient, reliable operation of single-element residential water heaters in applications where outside temperature sensing is not required. This water heater control allows users to set the desired hot water temperature up to 180°F (82°C).
How do I install the Honeywell WT8840B1000 Water Heater Control?
The installation of the Honeywell WT8840B1000 Water Heater Control is simple and straightforward. First, turn off all power sources to the water heater and disconnect existing controls. Then remove any mounting screws or clips and pull out the existing control. Install the new control in its place and secure it with the included mounting screws or clips. Finally, connect the electrical wiring and make sure all connections are secure.
What features does the Honeywell WT8840B1000 Water Heater Control offer?
The Honeywell WT8840B1000 Water Heater Control offers several features that can help you save time, energy and money. It allows you to easily adjust your desired hot water temperature settings up to 180°F (82°C), has an adjustable differential setting from 1°F to 15°F, and includes a built-in diagnostics feature. Additionally, it’s equipped with an adjustable On/Off time clock for easy scheduling.
Does the Honeywell WT8840B1000 Water Heater Control require a professional installer?
No, you do not need a professional installer for this product! The Honeywell WT8840B1000 Water Heater Control is specifically designed for DIY installation. However, if you’re not comfortable working with electrical wiring, it’s best to consult a qualified electrician before proceeding with installation.

Hi everyone, I'm Robbie. I'm a passionate home chef and food enthusiast. I love to experiment with new recipes and flavors and am always looking for ways to make cooking more fun and enjoyable! I'm excited to share my experiences and tips here with all of you.