◆  Optional with the function as follows:

→  SPNO (Single Pole Normally Open)

→  SPNC (Single Pole Normally Close)

→  SPCO (Single Pole Close and Open)

→  DPNO (Double Pole Normally Open)

→  DPNC (Double Pole Normally Close)

→  DPCO (Double Pole Close and Open)

→  DPCO asynchronously (Double Pole Close and Open  asynchronously)

→  One Pole NO, the other NC

→  One Pole NO, the other CO

◆  Optional with the accessories as follows:

→  Push Handle

◆  Terminals:

→  Plug-in terminals 6.3×0.8mm

→  Plug-in terminals 4.8×0.8mm

→  Plug-in terminals 4.8×0.5mm

→  Solder terminals

→  PCB Solder terminals

★ Utility Model patented

Power Tool Switch MS Series MS01: Reliable Micro Switch Solution for Power Tools and Appliances

Product Introduction: MS Series MS01 Micro Switch

The Power Tool Switch MS Series MS01 is a standardized micro switch engineered to deliver precise electrical control in a wide variety of powered devices. Featuring a contact gap of ≥3.0mm, this micro switch is tailored for demanding environments where reliable actuation, fast response, and long lifespan are essential. The MS01 is known for its compact form, high durability, and consistent performance, making it a go-to choice in both industrial power tools and consumer electronics.

Its mechanical and electrical specifications meet stringent global standards, and the switch has been optimized for applications in handheld electric tools, garden equipment, and household appliances. Whether you're manufacturing a cut-off machine, hedge trimmer, or microwave oven, the MS01 offers the precise triggering and reliable switching performance needed in safety-critical applications.

Technical Highlights

• Model: MS01

• Type: Micro Switch

• Contact Gap: ≥ 3.0mm

• Mounting Type: PCB and panel-mount compatible

• Operating Force: Optimized for fast actuation

• Electrical Rating: Designed for compatibility with high- and low-current systems

• Terminals: Solder, quick-connect, or PCB pins

• Compliance: RoHS, CE, UL (varies by configuration)

The MS01 features high-quality silver alloy contacts to minimize arc erosion and ensure stable contact over thousands of cycles. Its compact structure fits tight assemblies, and the snap-action mechanism delivers instant switching, crucial in safety-related controls.

Key Features

1. High Contact Reliability

• Contact system engineered to maintain conductivity over thousands of actuations, minimizing wear and false triggers.

2. Wide Actuation Range

• Customizable levers and plungers allow integration into many trigger mechanisms with varied force and travel profiles.

3. Durable Construction

• Housing made from heat-resistant thermoplastics, resistant to vibration and chemical exposure commonly found in power tools and outdoor gear.

4. Long Mechanical Life

• Rated for up to 1 million mechanical cycles, depending on configuration and usage conditions.

5. Multiple Terminal Options

• Available with PCB pins, solder terminals, or quick-connect tabs, enabling flexible integration into diverse devices.

6. Safety Compliance

• Contact gap ≥ 3.0mm ensures safe disconnection, helping the MS01 meet regulatory requirements for appliance safety.

Applications: Where the MS01 Switch Excels

A. Power Tools

The MS01 is widely adopted in handheld and benchtop power tools where dependable actuation and rugged construction are essential.

Common Tool Applications:

• Cut-off Machines

• Miter Saws

• Electric Chain Saws

• Electric Screwdrivers

• Impact Drivers

• Electric Nailers

• Rotary Hammers

• Angle Grinders

In these tools, the switch functions as a trigger controller or safety cut-off, providing a tactile, fast-responding interface for power control.

B. Gardening Equipment

Designed to withstand outdoor conditions, the MS01 is used in gardening tools with high actuation frequency and exposure to moisture, dust, and vibration.

Gardening Tools:

• Grass Trimmers

• Hedge Trimmers

• Leaf Blowers

• Electric Sprayers

• Lawn Mowers

• Brush Cutters

Its sealed versions help prevent corrosion and contact failure in damp or dusty environments.

C. Household Appliances

The MS01 switch also finds applications in home electronics and appliances where reliability and safety are paramount.

Appliance Applications:

• Microwave Ovens (door interlock switches)

• Coffee Machines

• Paper Shredders

• Pumps

• Ball Cock Switches

• Toasters

• Portable Heaters

The large contact gap ensures a safe shutdown mechanism, especially important in heating appliances or machinery with moving parts.

D. Office & Gaming Equipment

Compact design and customizable levers make the MS01 ideal for low-voltage triggers in electronic accessories.

Example Use Cases:

• Game Controller Triggers

• Door Sensors

• Ergonomic Keyboard Switches

• Cash Registers

• POS Systems

Its low actuation force variants ensure seamless user experience in sensitive input mechanisms.

Common Integration Questions (FAQs)

1. Is the MS01 switch waterproof?

While the standard model is not waterproof, sealed versions of the MS01 are available with dust-proof and moisture-resistant enclosures, suitable for outdoor and industrial environments.

2. Can MS01 be used for DC and AC circuits?

Yes, the MS01 supports both AC and DC voltages. However, load ratings vary depending on the voltage type and current level. Always consult the datasheet for current-specific limitations.

3. What is the expected mechanical life?

The mechanical life is typically rated at over 1,000,000 cycles under ideal conditions. For higher loads or harsh environments, this may vary, but the MS01 is engineered for long operational life.

4. Can the MS01 be customized for actuation force or lever length?

Yes, the MS01 series offers customizable actuator options, including short, long, roller, and pin plunger levers. Custom force profiles can be engineered on request for OEM orders.

5. What safety standards does MS01 meet?

Depending on model and market region, MS01 switches comply with UL, cUL, CE, and RoHS standards. Certificates are available upon request.

6. How is the switch mounted?

MS01 switches support PCB mount, panel mount, and snap-in mount. Terminal variants include quick-connect, solder lug, and screw terminals.

Design and Customization Options

Why Choose MS01 for Your Design?

• Proven Reliability: Trusted by tool and appliance brands worldwide.

• High Customization: Adaptable to any assembly or design spec.

• Safe and Certified: Meets industry compliance for household and industrial use.

• Scalable Production: Ideal for small and large manufacturing volumes.

Conclusion

The Power Tool Switch MS Series MS01 stands as a robust, efficient, and safety-compliant micro switch solution for a broad range of mechanical and electrical applications. Whether embedded in high-speed power tools, outdoor garden equipment, or home and office appliances, the MS01 delivers consistent performance, long life, and superior actuation accuracy. With broad configuration flexibility, customizable components, and global safety certifications, it is the ideal switch for OEMs and electronic designers seeking a versatile control solution.

For datasheets, integration support, and procurement options, contact your local distributor or component supplier.