Top Post Knife Blade Master Switch
Top Post Knife Blade Master Switch
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- FREE International Delivery
When Will My Order Arrive?
When Will My Order Arrive?
Estimated delivery times:
🇺🇸 United States: 6–12 business days
🇬🇧 United Kingdom: 6–13 business days
🇦🇺 Australia: 7–14 business days
🇨🇦 Canada: 7–15 business days
🌍 Rest of World: 10–20 business days
Refund, Return, Exchange, And Cancellation Info
Refund, Return, Exchange, And Cancellation Info
💫 30-Day Returns & Refunds
Enjoy a hassle-free return process at MerryWonders.com.
🛑 Cancellation Policy
Changed your mind? You can cancel within 24 hours of placing your order for a full refund.
📧 How to Cancel: Email us at merrywonders@proton.me for quick assistance.
🔁 Returns & Exchanges
Start your return or exchange anytime through our Self-Serve Return Section on our website.
⚙️ Processing Time
All return and cancellation requests are processed within 1–3 business days — always fee-free.
💳 Refund Timing
Refunds typically appear on your original payment method within 3–7 business days after processing.
💬 Need Help?
We’re here for you!
Contact us anytime at merrywonders@proton.me for friendly, fast support.
【COMPATIABLE】This knife-blade battery disconnect switch is suitable for TOP POST TERMINAL, battery NEGATIVE post only. Maximum Current: 750A, Rated Current: 250A. 6v 12v 24v car truck, bus, RV, Boat, trailer battery
【TOP LEVEL & HEAVY DUTY】This top post battery disconnect switch is made of brass material, corrosion resistance, conductive performance is good, durably made for safety use
【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
【SAVE ELECTRYCITY】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 vehicle or boat is not in use, stop unwanted battery drain and prevent theft or unauthorized use. Widely used for car, truck, boat or RV battery, also other electrical equipment's battery
【BUY WITH CONFIDENCE】We are so confident you'll think we have the satisfied battery disconnect switch on the market. If you have any problem about our product, please feel free to give us a message and we will do anything for you to make the thing right. We go out of our way to make sure every customer is happy and satisfied with our product and service.
