Products Description
Top Post Battery Terminal Knife Disconnect Switch is a type of battery disconnect switch that is designed to be installed on the top post of an automotive battery. The switch is equipped with a knife blade that is inserted between the battery terminal and the battery cable connector to create a break in the electrical circuit and disconnect power to the vehicle's electrical system.
Top Post Knife Blade Master Switch is used for battery to isolate and secure the electrical system, eliminate any power drain from the battery when vehicle or boat are not in use, disconnect the battery safely.
These types of switches are commonly used in automotive applications where it may be necessary to quickly disconnect power to the battery, such as during maintenance, repairs, or storage. The knife blade design allows for easy and secure installation, and the switch can be quickly and easily engaged or disengaged as needed.

Features of Top Post Knife Blade Master Switch
1. Knife-style Blade: The switch features a knife-style blade that is inserted between the battery post and the terminal clamp, allowing for a quick and easy disconnection.
2. Top Post Design: The switch is designed to fit on top of the battery post, making it easy to access and operate.

3. High Current Capacity: The switch is designed to handle high current loads, making it suitable for use with larger vehicles and equipment.
4. High Quality: The top column battery cut off switch is made of brass material, corrosion resistance, good conductivity and durable.
5. Easy to Install: This battery doctor knife switch for top post batteries can be adjusted into a vertical knife switch through the bottom of the screw, easy to install & simple to use. Switch the knife, then power will cut off.
Products Parameter
| Product name: | Top Post Battery Terminal Knife Disconnect Switch | Dimension: |
3.62 x 3.46 x 1.95 inches (92 x 88 x 50 mm) |
|
Rated Voltage: |
12-24V DC | Rated Current: | 250 Amps DC |
| Intermittent Rating: | 400 Amps DC | Cranking Rating: | 750 Amps DC |
| Operation Type: | On/Off | Battery Nagative Pole: | 15.5mm to 17mm |
| Material: | Copper Electroplating on main brass, PVC | Lifetime Warranty: | 1 year |
Products Dimension and Details

Package Includes:
1. 1 X Top Post Knife Blade Master Switch
2. 1 X Screw
3. 1 X Nut
4. 1 X Bubble bag
5. 1 X Box
The whole set of knife battery master switch is packed in a bubble bad and then in an individual small box. We also offer customization service especially adding more accessory. Details please contact sales person.

Wiring Instruction:
1. Disconnect the battery cables from the battery with the negative side first.
2. Install the AA Ignition Top Post Battery Knife Disconnect Switch on the negative battery terminal with the lever switch raised or disconnected for safety.
3. Reconnect the battery cable on the positive side, again with the lever switch raised or disconnected then connect the negative battery cable to the opposite end of the battery disconnect switch.
4. Test the battery disconnect switch by checking if there is power when the lever is closed.


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Wide Appilcation
1. Automotive vehicles: In automobiles, a top post battery terminal knife master switch can be used to cut off power to the car's electrical system when the vehicle is not in use or when maintenance work is being done.
2. Boats: Similar to automobiles, boats often have batteries that power various electrical components. A knife blade isolator can be used to cut off power to the boat's electrical system when not in use or during maintenance.
3. RVs and campers: Many RVs and campers have batteries that power lights, appliances, and other electrical components. A top post knife blade master switch can be used to cut off power to the RV or camper's electrical system when not in use or during maintenance.
4. Industrial equipment: Battery cut off switches can also be used in various industrial applications to disconnect batteries from machinery or equipment when not in use or during maintenance.

Installation Cases from Customer




Factory Info

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Our Advantage

Price Advantage
We have our own factory which enable us to offer the first-hand price to our customers.

excellent Quality
Automatic production
Full inspection
Full tested

Stock Wholesale
We have open stock for some universal standard products. Delivery time is just about 1 week.

One-Window service
Selection recommendation
Technical Support
After-sales protection

Trade Show

Contact Info
tel: +86-13713428909
phone: 0769-82398816
envelope: coco@senreach.com
fax:0769-82398816
address: Science and Technology Park, Chashan Town, Dongguan City, Guangdong Province, China
whatsapp: +86-13713428909
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