The DeLonghi EW7507EB Oil Filled Radiator Heater is our best oil filled heater and it has a double function timer feature and it runs at a power of 1,500 watts. Being typically ideal for use in any bedroom, office, living room or any part of the house, it’s super flexible heating process all throughout its operation and the snap wheels are patented and smartly adjustable. Moreover, it can cycle between 3 modes: high, medium and low heat so you can feel comfortable all throughout the winter while the temperature regulating helps to conserve energy better. The included thermostat included is highly adjustable with 3 heat settings and a sleek black finish and design fits onto any space.
Our step-up pick is the DeLonghi TRD0715T Safeheat Portable Oil-Filled Radiator and the timer runs up to 24 hours with over 96 different settings. It does not require refilling due to the machine being sealed permanently with pure diathermic oil and it also has an anti-freeze setting to keep you heated when the temperature drops to a certain point. Moreover, it has a thermal cut off switch feature to keep you safe from an overheating unit and it uses vertical thermal tunnels that are patented to keep the radiant heat circulating better around the house or room even when the surface temperature is quite low to save you more energy in the long run. The heater runs at 1,500 watts of power.
The budget pick is the DeLonghi EW7707CM Safeheat ComforTemp Oil-Filled Radiator and there is no more refilling with its permanently sealed fins amounting to 7 with pure diathermic oil. It also has a safety thermal cut off feature to keep your unit safe from overheating and activates an anti-freeze mechanism when the temperature has dropped to 44 degrees F so it will prevent your pipes from freezing. It uses patented thermal slots so that your surface temperature will be kept low but will still give you the best heat flow around the house and it also uses ComforTemp technology to give you more energy savings in which you can set the temperature between 68 to 70 degrees. It runs at 1,500 watts of power and sleek and portable in its design.
A Little Background
An oil filled heater is a type of conventional heater that is portable but uses fuel oil. This fuel oil is not exactly used as fuel but it is just used as a heat reservoir so that the oil filled heater stays heated using electricity while just using the oil to heat it up but not burning it.
Oil filled heaters are commonly found in bedrooms due to their safety. Because of the commonly luxurious and safe design of any oil filled heater, they can be easily found in most residential areas, hotels and the like wherever there is really cold climate such as those with four seasons and cold winters.
An oil filled heater may sound expensive but it is a great investment for power heating in the long run during peak winter season. People do invest in any oil filled heater because of the fact that is less worrying than other fuel heaters and gives out more power than a regular electric heater. Even if they are a bit bulky, they are designed to heat up an entire room for certain periods of time so that you won’t have to worry about maintenance.
How We Picked
We picked the best oil filled heater from the following:
The oil filled heater should have at least 3 selectable settings of heating. It can run on low heat or medium heat or high heat, which is typically just below 1,500 watts of power. This makes the oil filled heater not only an energy efficient heating source but also a customizable heating source. The ability to select a lower wattage for a lower heating power for any oil filled heater is important because it helps you to conserve energy and the longevity of the machine so that you can use it for longer periods of time without overheating and when the weather is not too cold.
A controllable thermostat that is programmable is a must for any oil filled heater. A thermostat has the ability to control the oil filled heater so that you can affix a certain temperature for the heater and it will run smoothly and with less risk for overheating. The exact temperature is important if you want to get a more personalized feel for the oil filled heater in maintaining warmth during the winter season.
Timers are very common and also a must for any oil filled heater. The timer should allow you to set up heating times within the day or within the night at two separate periods of time so you don’t have to touch the oil filled heater much often. This makes the oil filled heater a hassle-free operation that will not burn your finger often when using the timer if the oil filled heater does not have a remote control along with its unit.
The power consumption of any oil filled heater should be economical with adjustable settings. At the very most you should look for an oil filled heater that only consumes a maximum of 1,500 watts or lower so that you can save up more energy even with heating power. An energy efficient oil filled heater is a great addition to your household so that your heating bill won’t go any higher during peak season.
A sleek and portable design as well as safe, rounded design is a plus point for any oil filled heater. The rounded design adds to its safety because it will not run into trouble and cause injuries as compared if the oil filled heater were made with sharp edges which can be potentially dangerous when you move it around the house or room or living space.
Safety features like a tip over switch and an overheat protection feature are important for any oil filled heater to work properly for its price. The safety features mentioned are highly important for any oil filled heater so that it will survive the winter chills without wrecking or damaging the unit and which makes it perfect for indoor use.
Top Pick: DeLonghi EW7507EB Oil Filled Radiator Heater
Our best oil filled heater is the DeLonghi EW7507EB Oil Filled Radiator Heater in which this heater has a double function timer feature. For your convenience, the thermostat included is highly adjustable with 3 heat settings. As for its controls and functionality, the oil filled heater can cycle between 3 modes: high, medium and low heat so you can feel comfortable all throughout the winter. When it comes to power consumption, it runs at a power of 1,500 watts.
As for the design, the sleek black finish and design fits onto any space. Moreover, when it comes to portability, the included snap wheels are patented and smartly adjustable. But where is it best used for? Many users agree that the DeLonghi Radiator Heater is ideal for use in any bedroom, office, living room or any part of the house.
When it comes to its heating operation, the oil filled heater has a flexible heating process all throughout its operation and the temperature regulating helps to conserve energy better. Within a period of 8 hours, it can be set up to 2 different times due to its dual-function programmable timer. Another thing to add about its portability is the fact that this oil filled heater is particularly easy to move around at only 24 lbs of weight.
On its other safety features, the DeLonghi EW7507EB Heater has a thermal cut off switch to prevent overheating. When it comes to the overall convenience, you don’t have to touch the unit’s base to adjust the temperature because of its easy to use remote control. You will enjoy this energy efficient oil filled heater because you can save energy with its cycling power levels.
Adding to the convenience and portability, the snap-in wheels come pre-assembled and hassle-free. As with all oil filled heaters, the oil channels do not require refilling. Running at a very silent operation, the DeLonghi Oil Filled Heater has been enclosed with a rust-resistant casing for longer lasting durability. Moreover, it has an anti-freeze technology setting to keep you heated up during the winter and prevent frozen pipes, allowing the unit to automatically turn on during the event that it reaches 42 degrees of temperature and the timer can be set within 24 hours.
With the DeLonghi Heater, the LED lights can indicate the power setting and if the oil filled heater is on. Bearing a very attractive design, it has a very precise thermostat keeps you well-heated. As a warning, you should make sure you remove the batteries when not using for a long time so it does not cause corrosion and lead t the oil filled heater getting stuck.
Flaws but Not Dealbrakers
Some people complain that the DeLonghi EW7507EB Oil Filled Radiator Heater has controls that may not be too visible in extremely dark places but this is just a minor issue.
DeLonghi TRD0715T Safeheat Portable Oil-Filled Radiator
The DeLonghi TRD0715T Safeheat Portable Oil-Filled Radiator is our step-up pick and it runs at 1,500 watts of power. As for the safety features, the oil filled heater has a thermal cut off switch feature to keep you safe from an overheating unit. Moreover, it also uses vertical thermal tunnels that are patented to keep the radiant heat circulating better around the house or room even when the surface temperature is quite low to save you more energy in the long run.
When it comes to convenience of this unit, the timer runs up to 24 hours with over 96 different settings. Like most oil filled heaters, it does not require refilling due to the machine being sealed permanently with pure diathermic oil. Additionally, it also has an anti-freeze setting to keep you heated when the temperature drops to a certain point.
The DeLonghi Portable Oil-Filled Radiator has a max temperature drop of 44 degrees F before the anti-freeze setting activates. As for the build, the durable metal construction withstands corrosion to give you more durability. As for the quiet factor, the silent operation ensures you a better night’s sleep during the winter. It is an ideal oil filled heater in any residential home which can heat up any room for different time periods for your convenience.
As for the design, the round design makes it very sleek looking and space saving. As a matter of fact, there are a total of 7 permanently sealed oil filled channels in the unit.
Overall, the DeLonghi TRD0715T Radiator is a very reliable heater that runs on oil and it can heat up any room at about 150 square feet of area and is currently backed by a 1 year limited warranty.
DeLonghi EW7707CM Safeheat ComforTemp Oil-Filled Radiator
As for our budget pick, we chose the DeLonghi EW7707CM Safeheat ComforTemp Oil-Filled Radiator which uses ComforTemp technology to give you more energy savings in which you can set the temperature between 68 to 70 degrees. When it comes to the design, the oil filled heater is definitely sleek and portable in its design. When it comes to the functionality of the said oil filled heater, it uses patented thermal slots so that your surface temperature will be kept low but will still give you the best heat flow around the house.
There is no more refilling with its permanently sealed fins amounting to 7 with pure diathermic oil. When it comes to security issues, like most oil filled heaters, the DeLonghi ComforTemp Oil-Filled Radiator has a safety thermal cut off feature to keep your unit safe from overheating. As a matter fact, when it comes to its other neat features, it activates an anti-freeze mechanism when the temperature has dropped to 44 degrees F so it will prevent your pipes from freezing. When it comes to heating power and capacity, the oil filled heater runs at 1,500 watts of power.
The wheels bear a snap out design to provide you with more portability in the long run and the cord can be wrapped around for a better and hassle-free storing process. The rounded design not only makes it sleek but also keeps it safe for children.
Being super lightweight at only 23 lbs, the DeLonghi Safeheat ComforTemp has an adjustable thermostat and an easy to use set of controls and it can significantly reduce you up to 27% on your electric bill. Moreover, this oil filled heater can be used in any office space or home space such as a bedroom.
It produces very little noise, making it a silently operating oil filled heater and it does not give out any foul odors. When you order, it includes a user’s manual, pre-mounted wheels and the oil filled heater itself. A great heater for night use, the DeLonghi EW7707CM Radiator is backed by a 1 year warranty.
Best Portable Oil Filled Heater
NewAir AH-400 Portable Space Heater White
A portable oil filled heater which heats up really fast you might like is the NewAir AH-400 Portable Space Heater White and the thermostat is highly adjustable to give you the best comfort possible. It can operate even without using a fan so it runs quietly even with a fast heating rate and it can save up on your electric bill with its low wattage. It is very portable and easy to set up under your desk or by the walls due to its slim design.
Moreover, it runs very quietly due to being fan-less in its design for max heating power and it is super portable at only 6 lbs. It runs at only 400 watts of power and the power cord spans at a length of 6 feet. It can fit onto any small office space under the table and it also has a tip over switch for safety purposes. This oil filled heater has simple manual controls and a steady room temperature is kept due to the single heating mechanism.
You get total energy saving due to low wattage and the thermostat is highly adjustable. Do know that the NewAir AH-400 Space Heater rated for use on 110 volts and a safety handle helps you carry it without risking yourself with the heat.
Ideal Oil Filled Heater for a Whole Room
Honeywell HZ-789 EnergySmart Whole Room Heater
The Honeywell HZ-789 EnergySmart Whole Room Heater is an oil filled heater that has a timer which can be set up to 12 hours and you can choose between 3 heat settings for a more customized heating experience. Moreover, it comes with a handy user’s manual. The power cord included is of heavy duty quality and has a plug that is grounded and 3-prong in design which protects the whole system against overheating.
In addition to that, there is also a safety tip over switch to prevent accidents from happening. You don’t have to worry about noise because it operates very quietly. What’s more, it uses digital controls that are very easy to set up and the wheels can glide easily for portability. Adding to its ease of transport is the luggage style pull handle that is large enough to pull the unit, it is ideal for heating up the whole room.
This oil filled heater also uses EnergySmart technology to make it energy efficient and it has two settings: high and low. The Honeywell HZ-789 Heater consumes 1,500 watts on high and 750 watts on low setting and it weighs only 24 lbs, being backed by a 3 year limited warranty.
Best High Speed Oil Filled Heater
DeLonghi TRV0715T Vento High-Speed Oil-Filled Radiator
This oil filled heater, the DeLonghi TRV0715T Vento High-Speed Oil-Filled Radiator, runs at 1,500 watts of power. It uses enclosed fins that use the Venturi effect to make heated air spread faster and it can also heat up anything using the 24-hour timer. As a matter of fact, you don’t need to refill oil because it has been permanently sealed with pure diathermic oil and it also gives you better heating power due to the convection design which runs at high speed.
The thermostat has room monitoring features so that you can set it to automatically detect and set your needed temperature. It is very easy to move around at only 28 lbs where you can also choose up to 3 heating settings. It also has an anti-freeze setting and the overall safety is not compromised due to its included thermal cut off switch. The DeLonghi TRV0715T Vento Radiator runs quietly and is currently backed by a 1 year limited warranty.
Oil Filled Heater with Programmable Timer
DeLonghi TRN0812T Oil-Filled Radiator w/Programmable Timer
An economical oil filled heater, the TRN0812T Oil-Filled Radiator w/Programmable Timer has a GFI plug which lets it be useable even in damp places such as the bathroom and it is very sleek and compact design. It also has an adjustable thermostat for a more customized heating experience while the low surface temperatures are kept due to the thermal chimneys that have a vertical design while radiant heat flow is kept. You can choose from up to 96 settings so you can heat up any room on certain periods of time and it easily allows for day and night heating separately.
The TRN0812T Oil-Filled Radiator also comes with an energy-saving timer. The timer is also programmable to your needs and it is easy to move around at only 17 lbs. Moreover, the 3 settings run at different wattages: 500 watts (low), 1,000 watts (medium) 1,500 watts (high) and it also has an anti-freeze function which turns on the device when the temperature hits 42 degrees F or 5 degrees C to prevent freezing pipes. In fact, an overheat protection feature is also included and can be restarted.
Best Mini Oil Filled Heater
Homebasix CYPB-7 Mini Oil Filled Radiator
Having highly adjustable temperature controls make this oil filled heater, the Homebasix CYPB-7 Mini Oil Filled Radiator, a great comfort buddy during the winter. In fact, when not in use, you can easily store it anywhere due to its small size and compact design. The power down controls helps you during emergency situations and it runs only at 700 watts of power so it saves you energy.
Being listed under ETL and CETL for safety and quality, the Homebasix Radiator comes with a power cord that runs up to 6 feet in length and its control knobs help you to adjust the temperature. It also protects eagerly against overheating and the room temperature can be easily taken control of using the convenient thermostat controls. It is easy to move from one place to another at only 10 lbs of weight and has a power indicator light. A compact heater with a 2-prong plug, the Homebasix CYPB-7 Radiator is also recommended for RVs and trailers.
Oil Filled Heater with Digital Controls
Honeywell HZ-709 7-Fin Oil-Filled Radiator Heater
The Honeywell HZ-709 7-Fin Oil-Filled Radiator Heater is a great oil filled heater which uses digital controls to operate the heater to the desired temperature. In fact, this oil filled heater can be set up to 12 hours on its included timer and it has also been given an enamel finish to make corrosion-resistant and durable in the long run. Adding to the toughness of the unit, the heavy gauge steel construction adds to its durability. It also has a power indicator light to inform you of its power status and you can enjoy a leak-free operation as this oil filled heater has been machine welded.
As for the power cord, the Honeywell HZ-709 7-Fin Heater uses a 3-prong HPN type plug on its power cord and has a total of 7 fins. You can choose up to 3 various heating settings. When it comes to the looks, the Honeywell HZ-709 Radiator Heater has a modern aesthetic design that will blend with any existing home or office décor and the the 4 casters have a glide design that allow you to move it from one room to another.
In fact, a cord wrap is mounted on the front so you can easily store this oil filled heater during off season. And like most oil filled heaters, it does not need to get replaced or refilled with its oil and it is also backed by a 3 year limited warranty.
Multi-Wattage Oil Filled Heater
HOMEBASIX CYB20-7 Oil Filled Heater 600/900/1500-watt
With the HOMEBASIX CYB20-7 Oil Filled Heater 600/900/1500-watt, choose up to 3 wattages in this oil filled heater bearing a compact design for portability and easy storage. It runs at 1,500 watts on its max setting while it runs at 900 watts on its medium setting while it runs at 600 watts on its lowest setting. It has power down controls which can be used during the event of an emergency situation.
What’s more, the temperature is highly adjustable for maximum comfort and it also has a safety tip over cut off switch. The fins measure 125 mm in width with a total of 7 fins while the thermostat is also greatly adjustable. It easily protects against overloading and it uses a power indicator light. The HOMEBASIX Oil Filled Heater is easy to move and portable at only 19 lbs and it is a great oil filled heater for a large bedroom.
Other oil filled heaters that did not make it to our lists are oil filled heaters that did not have enough safety features or some of them are too expensive and some of them also did not have enough controls and reliability when it comes to being controlled from afar.
Other Frequently Asked Questions
Q: What is an oil filled heater and what are its advantages?
A: According to Wikipedia , an oil heater is a very common type of heater that is traditionally used on most homes and it heats up using electricity but uses oil that stays in there for a long time and does not use oil as burning fuel. In fact, oil filled heaters are advantageous when it comes to safety and thus they are commonly found in bedrooms because they do not use burning fuel.
Q: What safety tips should a person remember when using an oil filled heater?
A: According to Wincoil , radiators should only be used with extension cords that it can handle and overheating can be caused by external tools so it is best to use the inner thermostat.
Wrapping It Up
To top it off, the DeLonghi EW7507EB Oil Filled Radiator Heater is our best oil filled heater that is guaranteed to heat up any room, bedroom or living space with ease.
Jen Miller is a former electrical engineer and product specialist with more than 20 years of product design and testing experience. She has designed more than 200 products for Fortune 500 companies, in fields ranging from home appliances to sports gear and outdoor equipment. She founded Jen Reviews to share her knowledge and critical eye for what makes consumers tick, and adopts a strict no-BS approach to help the reader filter through the maze of products and marketing hype out there. She writes regularly and has been featured on Forbes, Fast Company, The Muse, The Huffington Post, Tiny Buddha and MindBodyGreen.