The 7 Best Electric Hot Cutting knives (2023 reviews)

We consider a electric hot cutting knife to be a worthy investment in the long run. We are here to help you choose the right one for your purposes from all the best available products in market today.

Our review process: Show/Hide

Our Top Picks:

Best Overall: Buy: GOCHANGE Electric Hot Cutting Knife READ REVIEW

Best For entry level Cutting: Buy: Cooltop Electric Hot Cutting Knife READ REVIEW

Best For decorative molding: Buy: Guritta Electric Hot Cutting Knife READ REVIEW

Best For Plastic: Buy: Rongter Electric Hot Cutting Knife READ REVIEW

Best With hotknife: Buy: Hercules Electric Hot Cutting Knife READ REVIEW

Best For test method: Buy: Huanyu Electric Hot Cutting Knife READ REVIEW

Best For rubber: Buy: KS EAGLE Electric Hot Cutting Knife READ REVIEW

Best Overall: GOCHANGE Electric Hot Cutting Knife

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We know from years of feedback from readers, customers and amazon sellers, what most people want in a knife. The gochange electric hot cutting knife is exactly that - it's a simple knife that hits all the right notes. This tool heats up really quick ( 5 seconds for the wire and then allow the wire to melt the foam. It works great and is relatively quick. It allows users to work more easily on advertising words making, art modeling and various foam cutting projects.

It's strictly for cutting Styrofoam. It starts strong and cuts easily, for about 5 seconds. It will not cut foam core board. It has enough power or heat to cut it, might melt it and run out of heat with plastic. It is easy to cut out the shape without leaving black marks.

• Easy to use and change tips
• Great tool for working with foam
• Heats up fast and easy to use
• Three different attachments that heat up and cool down fast

Best For entry level Cutting: Cooltop Electric Hot Cutting Knife

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We would, of course, be remiss if we didn't mention cooltop electric hot cutting knife for daily purpose. There are plenty of different cutting tools to use with this kit, which is great for all kinds of different types of cuts and materials. It can cut through rigid foam like Foamular. It works great cuts through styrofoam quickly and cleaning. The package comes with everything you need, including a felt tip pen for marking the foam. There is an on/off switch on the handle.

The foam needs to be of the green or white "plastic. It's kind of cheaply made but it'll work with lighter types of foam. It cuts the floral foam so easy.

• Works pretty well for cutting foam board
• Worked good on cutting foam for model train layout
• Easy to use, and good for beginners to foam sculpting
• Temp adjustment for diffrent types of foam

Best For decorative molding: Guritta Electric Hot Cutting Knife

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Compared with other knife in this category, the guritta electric hot cutting knife has a convenient design. This tool for foam cutting and shaping is super awesome. It is always dedicated to developing effective and innovative products. It is ideal for decorative molding, hobby craft projects, contouring foam for prototypes and diy foam packing. It comes with a spool universal. There are notches in the end of the arms to hold the wrapped wire in place.

The wire attachment cuts through foam really easily, but requires a super steady hand. It does cut through foam core board. This is a great little tool which will also emphasize your shaky movements times the length of the tool handle and give you less than perfect results.

• Slides all over the place, no fasteners
• Good investment for long term

Best For Plastic: Rongter Electric Hot Cutting Knife

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The rongter electric hot cutting knife gives the top-tier knife a run for their money by offering flagship specs at a much more affordable price. It is ideal for use in architectural modeling, design, and diy projects in the home, school, or workshop. It can cut such as xps, eps, low density sponge, plastic extruded board, foam, pearl cotton, kt board and so on. The adjustment knob on the top of the hot knife foam cutter can adjust temperature and power. It can prevent the blade overheating during use, prolong the service life of the product.

The built-in air cooling system makes the electric hot knife work continuously. You can use it for diy craft projects, handmade practice, and even model-making lessons by kids at school. It comes in a sturdy case. It is also recommended to adjust the knob to the maximum gear when using it for the first time, and then use it after the blade is heated.

• Easy to use and comes in a sturdy case
• Lot of satisfied buyers

Best With hotknife: Hercules Electric Hot Cutting Knife

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The hercules electric hot cutting knife is capable of outshining several other knife featured in this list in overall features for the price point. The 590 electric hot knife has a built-in fan which provides continuous cooling, allowing the unit to be used non-stop for your entire project, instead of forcing you to stop every. It is easy to control and handle. The foam actually cools the blade portion that is 'in' the cut. The Volt cord allows you the freedom to move around your workspace.

The tool gets VERY HOT very quickly and cuts through pink foam like a hot knife through butter. This unit is far more durable than the non-air cooled units. It is easy to use, fast heat-up timing, and excellent efficiency. This tool stays hot and keeps on cutting without having to stop and wait for it to reheat.

• Fifteen heat-intensity graduations ensure the proper temperature for any job
• Make your life easy and no mess
• Much less messy than using a saw or knife
• Optional sleds and guides provide endless cutting versatility

Best For test method: Huanyu Electric Hot Cutting Knife

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The huanyu electric hot cutting knife is specially designed for your regular usage and has all useful features. The pure copper foam cutting tool makes cutting faster, and the edges of materials can fuse quickly without generating debris. It can be cut, and most materials with low melting point can be used. The blade of the electric knife is sharp. It is more suitable for cutting sponge, foam, pearl cotton, kt board, insulation board, pvc pipe, rope braid, expanded polystyrene (eps), extruded polystyrene (xps), etc.

The hot knife weighs only 395 g, and the 3 m power cord makes it easier to move. The electronic micro switch can be turned off when you leave your hand to ensure the safety of users. It has a dedicated production and sales department responsible for manufacturing and promotion, as well as a complete after-sales service system.

• Safe fabric cutter, press and hold the switch to heat, release to immediately stop
• Compact integrated body, better holding feeling
• New and hot release

Best For rubber: KS EAGLE Electric Hot Cutting Knife

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Compared with other knife in this category, the ks eagle electric hot cutting knife has a convenient design. The thermal cutter ( hot knife) blade has a sharpened razor edge, for the cleanest cut ever cut in the direction on the sharpened edge. This excess material interferes with the proper electrical and impairs the performance of the blades. It is ideal for use in architectural modelling, design and diy projects. The metal hook is safer and more convenient and it can be hung to save the space when not in use.

The temperature of the hot knife is easily controlled by the temperature control thumb-dial, conveniently mounted on the handle. It is firmly in place, plug in the thermal cutter (hot knife) unit into a standard power supply. The blade does not need to be red hot to move through foamed plastics. It can, the cutting speed will be a bit slower than ordinary foam.

• Heats up fast and cuts a clean line
• Great heavyduty foam cutter with jigs
• New and hot release