The 11 Best Auto Battery Disconnect Knife Blade Switches (2022 reviews)

auto battery disconnect knife blade switches
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There are several advantages of having a auto battery disconnect knife blade switch. Let’s take you step by step, type by type, and find the best auto battery disconnect knife blade switch for you.

Our review process:

Our Top Picks:

Best Overall:
Buy: Ampper Auto Battery Disconnect Knife Blade Switch
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Best For Cable Connection:
Buy: Cozyehoo Auto Battery Disconnect Knife Blade Switch
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Best For Boat Batteries:
Buy: A Abigail Auto Battery Disconnect Knife Blade Switch
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Best For Tractor:
Buy: Orion Motor Tech Auto Battery Disconnect Knife Blade Switch
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Best For Decent Quality:
Buy: Wirthco Auto Battery Disconnect Knife Blade Switch
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Best For Car Battery:
Buy: Battery Doctor Auto Battery Disconnect Knife Blade Switch
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Best For Lifetime Warranty:
Buy: Aa Ignition Auto Battery Disconnect Knife Blade Switch
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Best For Great Price:
Buy: Czc Auto Auto Battery Disconnect Knife Blade Switch
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Best For Side Post:
Buy: Motoku Auto Battery Disconnect Knife Blade Switch
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Best For Knife Blade Type:
Buy: Spurtar Auto Battery Disconnect Knife Blade Switch
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Best For Corrosion Resistance:
Buy: Joycemall Auto Battery Disconnect Knife Blade Switch
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Best Overall: Ampper Auto Battery Disconnect Knife Blade Switch

Ampper Auto Battery Disconnect Knife Blade Switch
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The switch is a must have addition for your daily use. The Ampper Auto Battery Disconnect Knife Blade Switch is made for simple install, is perfect for knife blade type and it looks well made. Make sure this fits by entering your model number. And, this is rated current, it works as advertised and has a solid design.

The switch can ask for much better than twist-and-turn switches, It is very good and has a simple design. Finally, the ampper auto battery disconnect knife blade switch has saved your battery and it does the job.

Most buyers quickly discovered that the switch can betaken appart and change from left to right. Moreover, a few also found that the switch has an auto-like battery. You can use this one. In addition, they strongly agree that the switch is good quality for the price and very easy to install.

Top Customer Quotes:
  • This is really babied because the plate it is mounted on is too flimsy.
  • This switch can be reconfigured into a left or right side switch blade.
  • This is great with small modifications.
  • This is good for auto, check setup for camping trailers.

Best For Cable Connection: Cozyehoo Auto Battery Disconnect Knife Blade Switch

Cozyehoo Auto Battery Disconnect Knife Blade Switch
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Cozyehoo is known for creating pragmatic and minimalist switches for people on the go, and its line of Cozyehoo Auto Battery Disconnect Knife Blade Switches definitely falls in line with that reputation. The cozyehoo auto battery disconnect knife blade switch works as advertised and it works great. The Manufacturer says: If you have any problems during the use, we will try our best to provide you a satisfactory and friendly service. This top post battery disconnect switch is made of brass material. corrosion resistance, conductive performance is good, durably made for safety use.

Lastly, the cozyehoo auto battery disconnect knife blade switch is used for car,ssss truck, boat or rv batteries also other electrical equipment's batteries.

Almost all buyers agree that the switch is a great way to measure the actual amp draw across this open knife switch. In addition, they also found that the switch is great for any collectable vehicle. Also, a few also found that this switch is for batteries with posts on top.

Top Customer Quotes:
  • These make for a great buy, they save electricity and it makes for easy use.
  • This is rated current and it works perfectly.
  • This is the perfect solution for quickly disconnecting a car battery.
  • This is compatiable and it is great for high quality.

Best For Boat Batteries: A Abigail Auto Battery Disconnect Knife Blade Switch

A Abigail Auto Battery Disconnect Knife Blade Switch
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The abigail auto battery disconnect knife blade switch should be able to handle its purpose and duties with ease. The abigail auto battery disconnect knife blade switch is great for high quality, It works great and has a simple design. Make sure this fits by entering your model number. Moreover, the switch is made of heavy duty solid brass which is rust and corrosion resistant, durable made for safety use.

Lastly, the abigail auto battery disconnect knife blade switch fits perfectly and has a great design.

Most customers agree that the switch is very much like a static discharge at a light switch. Moreover, a few say that the switch is a simple solution that doesn't require fabrication or any wires to install a simple effective battery cutoff. Moreover, a few say that the switch is perfect for cutting power. In conclusion, many buyers have used the abigail auto battery disconnect knife blade switch for more than a few months without any issues, and it shows no sign of giving up.

Top Customer Quotes:
  • This battery switch is much safer than the cheap turn knob ones.
  • This is made to fit a standard automotive battery post.
  • This will attach to the battery, it will work.
  • This is perfectly, when angled, under the battery box cover.

Best For Tractor: Orion Motor Tech Auto Battery Disconnect Knife Blade Switch

Orion Motor Tech Auto Battery Disconnect Knife Blade Switch
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Best part: Orion Motor Tech Auto Battery Disconnect Knife Blade Switch costs comparatively low and it is available to ship in 24 hours. The orion motor tech auto battery disconnect knife blade switch works so well, is used for heavy-duty, It is super simple and has a straightforward design. The plastic sheathed switch quickly disconnects and reconnects your electrical system in complete safety. This shutoff switch easily adjusts to fit snugly around cathode terminals 0.59 - 0.66 in.

The switch provides a firm base while its copper plating provides perfect conductivity while preventing corrosion. Finally, the orion motor tech auto battery disconnect knife blade switch fixed the problem, It makes a solid connection cone and has a heavy-duty design.

Almost all buyers quickly discovered that the switch is operated almost daily, switching open over night and closed for day use. In addition, a few also found that the switch is perfect for Massey Ferguson 135. Moreover, a few say that the battery disconnect switch open, the door will have to be unlocked using a key. Without any doubt, this product passed the test and had very satisfied buyers eager to share their experience.

Top Customer Quotes:
  • This is to install and also how flat it sits.
  • One of the newcomers and featured product.

Best For Decent Quality: Wirthco Auto Battery Disconnect Knife Blade Switch

Wirthco Auto Battery Disconnect Knife Blade Switch
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The Wirthco Auto Battery Disconnect Knife Blade Switch's material feels more premium than its price would suggest. The wirthco auto battery disconnect knife blade switch is good for cleaning terminals, works as described and it is used for heavy-duty. Make sure this fits by entering your model number. And, it is great for cars, RV,ss ATV,s UTV,s trucks, boats, campers, and other power disconnect purposes.

The switch works as intended and it lifts the knife. Also, it works great and it is black. Above all, the wirthco autobattery disconnect knifeblade switch comes with a great item and it is much more.

Most customers opine that the switch is used to provide a battery disconnect for '97 jeep. Moreover, they also found that the switch is easy to install on batteries in the camper battery compartment. Moreover, they also found that the switch is perfectly, easy to toggle it on/off. Overall, most buyers agree that the switch suits them best, and no one questions it.

Top Customer Quotes:
  • This allows the liner to re-insert completely.
  • This works like a champ, is very sturdy and it is made for simple installation.
  • The Manufacturer says: stop unwanted parasitic power draw with our patented batterydisconnect knife switches.
  • It is a pain to disconnect the wires after each use.

Best For Car Battery: Battery Doctor Auto Battery Disconnect Knife Blade Switch

Battery Doctor Auto Battery Disconnect Knife Blade Switch
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The Battery Doctor Auto Battery Disconnect Knife Blade Switch's material feels more premium than its price would suggest. The battery doctor auto battery disconnectknife bladeswitch does the job, lifts the knife, It allows for great battery disconnect and has a simple design. The manufacturer says: Stop unwanted parasitic power draw with our patented battery disconnect knife switches. In addition, this is fit for purpose, is very good, it makes for poor execution and has a straightforward design.

The switch is used for anti-theft, It is best for prompt delivery and has a great design. Further, it is built with good things and is used for heavy-duty, It works perfectly and has a nice design. Most importantly, the battery doctor auto battery disconnect knife blade switch is remote, is very durable, it is black and works as designed.

Most customers quickly discovered that the switch had been lowered to $21. Also, a few strongly agree that the switch comes with one of these standard.s. Further, they say that this switch provides a super - easy & quick way to disconnect / reconnect power to be able to work safely.

Top Customer Quotes:
  • This is the perfect safety switch for a model with a ford battery cable.
  • This is a great way to stop rv from draining the engine battery.
  • Prolong battery life: stop parasitic drain to save money on battery replacement.
  • Increased safety: prevent vehicle theft. Shut down power during maintenance and avoid electrical fires.

Best For Lifetime Warranty: Aa Ignition Auto Battery Disconnect Knife Blade Switch

Aa Ignition Auto Battery Disconnect Knife Blade Switch
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The Aa Ignition Auto Battery Disconnect Knife Blade Switch is capable of outshining several other switches featured in this list in overall features in its price range. The aa ignition auto battery disconnect knife blade switch is a universal switch that can be used on a stand alone or together with other switches. Great for almost all disconnect purposes you can think of for marine, automotive and campers. This battery knife disconnect switch turns on and off by just lifting the lever up or down and can be installed in seconds.

The switch is much more, It allows for a lifetime warranty and has a solid design. Moreover, the switch is inexpensive, is very sturdy, it works well and has a simple design. Above all, the aa ignition auto battery disconnect knife blade switch is a division of gwa auto parts and we are proud to be an American small business.

Almost all customers agree that the switch is easy to install and is an awesome timesaver. In addition, a few also found that the switch is great for your car because there is little unknown electric power leak. In conclusion, most buyers agree that the switch suits them best, and no one questions it.

Top Customer Quotes:
  • This can be used on a regular basis.
  • The Manufacturer says: Installing parts on your vehicle can be difficult and we understand.
  • This was built in a way that makes it possible.
  • This will start right when warm weather.

Best For Great Price: Czc Auto Auto Battery Disconnect Knife Blade Switch

Czc Auto Auto Battery Disconnect Knife Blade Switch
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Not everyone likes to purchase a switch for their regular usage, but the Czc Auto Auto Battery Disconnect Knife Blade Switch would be an anomoly. The czc auto auto battery disconnect knife blade switch is suitable for car,ssss boat, truck, vehicle, rv, ATV and etc. This battery cutoff blade type switch allows you to eliminate any unwanted parasitic power draw from the battery. Moreover, the switch is great for a great price, is perfect for high quality and it has extended battery life.

Finally, the czc auto autobattery disconnect knife blade switch is rated current and it works great.

Almost all buyers agree that the switch works well as the description states. Moreover, a few strongly agree that the switch works well…so easy and also it is a great switch for car batteries. In addition, they strongly agree that the battery cable installation to the switch ( 1st ) and the switch installation to the battery ( 2nd ) are completed, you can now mount the battery back. Overall, many customers have used the switch for more than a few months without any complaints, and it shows no sign of giving up.

Why We Like This:
  • This is efficient and it is worth the money.
  • This does the job and it is perfect for great quality.
  • Never connect the batterydisconnect switches to the positive terminal of your battery.
  • This comes with a bright metallic color for easy daily checking.

Best For Side Post: Motoku Auto Battery Disconnect Knife Blade Switch

Motoku Auto Battery Disconnect Knife Blade Switch
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The Motoku Auto Battery Disconnect Knife Blade Switch should be able to handle its purpose and duties with ease. Heavy duty battery cut-off switch for side post batteries. Also, the switch is fitment and it works great. In conclusion, with a 4.6 rating and more than 368 buyers, the motoku auto battery disconnectknife bladeswitch stands as the best choice.

Most customers agree that the switch can be used on a golf cart. And, they say that the switch works but the application required a longer mounting bolt. In short, at the price, they believe that they got a steal of a deal with it.

Why We Like This:
  • Package included:1x battery disconnect knife blade switch as pictured.
  • 1X battery disconnect knifeblade switch as pictured.
  • Delivers what they promise.

Best For Knife Blade Type: Spurtar Auto Battery Disconnect Knife Blade Switch

Spurtar Auto Battery Disconnect Knife Blade Switch
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The best part: Spurtar Auto Battery Disconnect Knife Blade Switch costs comparatively low and it is available to ship in 24 hours. The spurtar auto battery disconnect knife blade switch is portable and it works perfectly. Make sure this fits by entering your model number. The ignition switch is in the off position, but the electronics of the vehicle are still functioning, leading to battery drain.

The switch is used for top post battery terminal, 15. Lastly, the spurtar auto battery disconnect knife blade switch has mounting options and it is rated current.

In conclusion, many buyers have used the switch for more than a few months without letup, and it shows no sign of giving up.

Why We Like This:
  • This provides an effective measure in preventing excessive battery drain.
  • The Manufacturer says: We would be more than happy to assist you 24/7.
  • Portable & convenience: vertical knife blade type, easy to install & simple to use.
  • This makes for solid construction and it is remote.

Best For Corrosion Resistance: Joycemall Auto Battery Disconnect Knife Blade Switch

Joycemall Auto Battery Disconnect Knife Blade Switch
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The Joycemall Auto Battery Disconnect Knife Blade Switch has killer features for the price point. The joycemall auto battery disconnect knife blade switch is compatible with widely used cars and it comes with install instruction.s. You can kill the battery that way the car won’t start. This knife blade master switch is used for the battery to isolate and secure the electrical system, eliminate any power draw from the battery when a vehicle or boat is not in use, stop unwanted battery drain and prevent theft or unauthorized use.

The switch usually won’t fit and it is dangerous. Further, it is built with zinc alloy and it is perfect for high quality. Lastly, the joycemall auto battery disconnect knife blade switch is used for car,ssss truck, boat or rv batteries also other electrical equipment's batteries.

Why We Like This:
  • Switch the knife, then power will cut.
  • You don’t need a trickle charger. It is also a good secondary theft deterrent.
  • One of the newcomers and featured product.