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Maytech 300A 85V Anti-spark Switch Battery Switch Positive Cutoff  Switch For Electric Surfboard Efoil Electric Motorcycle

Maytech 300A 85V Anti-spark Switch Battery Switch Positive Cutoff Switch For Electric Surfboard Efoil Electric Motorcycle

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Specifications

Brand Name
Maytech Innovation, Maytech
Origin
Mainland China
Transmitter Power (EIRP)
No
Max. Transmission Distance
No
High-concerned chemical
None
Resolution
No
Product Dimensions
As discription
Fps
No
Certification
CE, RoHS
Size
As description, 96.5*56*25mm
Package
Yes
Compatible Drone Brand
XIAOMI
Weight
0.28kg
Model Number
MTS2009AS
Drones Accessories Type
Data Transmission System
Model No.
MTS2009AS
Product Name
Maytech 300A 80V Antispark Switch Battery On/Off Switch
Application
Electric Skateboard, Efoil, surfboard, boat, motorcycle, etc
Max Current
300A
Max Voltage
85V (20S lipo)
Connctor type
Ring Terminal
Switch type
Use NMOS to realize switching on/off Power positive
Feature1
Switch comes with LED light indicator;
Feature2
Shutdown current less than 1uA;
Feature3
Suitable for load: three phase motor speed controller;
Feature4
Boot soft start;
Feature5
Automatic short circuit protection when boot;
Feature6
Automatic short circuit protection when work.

Product Description





Product Detail

Model Number: MTS2009AS
Application: Electric Skateboard, Efoil, surfboard, boat, motorcycle, etc
Connector: Ring Terminal
Max Current: 300A
Max voltage: 85V (20S lipo)
Switch Type: Use NMOS to realize switching on/off Power positive
Size: about 96.5*56*25mm

Notice: Please disconnect MTS2009AS Anti-spark Switch When You Charge Your Battery!!

It will damage anti-spark switch if you charge battery through anti-spark switch output side!!

Features:

Switch comes with LED light indicator;
Shutdown current less than 1uA;
Suitable for load: three phase motor speed controller;
Boot soft start;
Automatic short circuit protection when boot;
Automatic short circuit protection when work.

Notice when use with VESCs controllers:

Because VESC has regenerative brake function, when use it with 56V and above battery, recommend to use current mode, no brake. (Duty cycle mode or current mode with brake are not recommended for 56V and above voltage).
(This is only for reference according to our engineer experience. Different ESCs/ applications may be different. )




















Pros & Cons

Pros

  • High current (300A) and voltage (85V) rating suitable for high-power electric vehicle applications
  • Multiple safety features including automatic short circuit protection, soft start, and low shutdown current
  • Built-in LED indicator for easy monitoring of power status
  • Ring terminal connector design for secure, easy installation on high-power battery setups

Cons

  • Only designed for positive power cutoff, not compatible with negative cutoff switch setups
  • No included mounting hardware or wiring instructions for easy installation
  • The product listing does not specify compatibility with specific battery connector types beyond ring terminals
  • The relatively large physical size may not fit in compact electric vehicle enclosures

Common Questions

What are the key electrical and physical specifications of this anti-spark switch?

It has a maximum current rating of 300A, maximum voltage rating of 85V (20S lipo), dimensions of 96.5*56*25mm, and a total weight of 0.28kg.

What are the physical dimensions and weight of this battery switch?

The switch measures 96.5mm x 56mm x 25mm and has a total weight of 0.28kg.

What types of electric vehicles and devices is this switch compatible with?

It is designed for use with electric surfboards, efoils, electric skateboards, boats, motorcycles, and other high-power electric vehicles.

What safety and convenience features does this anti-spark switch include?

It includes an LED power indicator, soft start functionality, automatic short circuit protection during boot and operation, and a shutdown current of less than 1uA.

Where does this battery switch ship from?

This product is manufactured and originates from Mainland China, and is CE and RoHS certified for safety and quality.

Product information last updated on March 12, 2026