Electric Drill Speed Controller Switch – Lock-On Trigger Switch

Electric Drill Speed Controller Switch with Lock-On Function

Upgrade or replace the trigger switch on your electric drill or power tool with this durable Miniature Plastic Power Tool Switch. Featuring a built-in speed control knob, lock-on function, and reversible operation, this SPST trigger button switch is the ideal replacement or repair part for a wide range of electric and hardware tools.

Key Features

• Lock-On Function: Convenient lock-on capability for continuous, hands-free operation during extended use.
• Built-In Speed Control: Integrated speed control knob lets you adjust tool speed with precision.
• Reversible Operation: Supports forward and reverse direction switching for versatile tool use.
• SPST Trigger Button: Single-pole, single-throw (SPST) NO contact design — simple, reliable switching action.
• Easy Installation: Straightforward assembly onto standard power tool housings — no specialist tools required.
• Durable Plastic Casing: Robust black plastic casing designed to withstand regular workshop use.
• Wide Compatibility: Suitable for electric drills, hardware tools, and a broad range of electric power tools.

Specifications

• Material: Plastic
• Color: Black
• Switch Type: Limit Switch (SPST, Lock-On Trigger)
• Voltage & Current Rating: 6(6)A 250V 5E4
• EU LVD Voltage: Low voltage — below 50Vac or 75Vdc
• High-Concern Chemicals: None
• Made in: Mainland China

What's in the Box

• 1 × Electric Drill Speed Controller Switch

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Note: Due to lighting and monitor variation, colors may differ slightly from images. Please allow for minor size tolerances due to manual measurement.

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Frequently Asked Questions

Q: What power tools is this electric drill speed controller switch compatible with?

A: This miniature plastic power tool switch is designed for use with a wide range of electric drills and hardware tools. It is suitable for any electric power tool that accepts a standard SPST lock-on trigger switch with a 6A 250V 5E4 rating. Always verify your tool's switch slot dimensions and electrical rating before purchasing.

Q: What does the lock-on function do on this trigger switch?

A: The lock-on function allows you to engage the switch so the tool runs continuously without needing to hold the trigger. This is especially useful during extended drilling or cutting tasks, reducing hand fatigue and increasing operational convenience.

Q: Is this switch reversible, and how does reversible operation work?

A: Yes, this switch supports reversible operation, meaning you can toggle the direction of your electric drill — switching between forward and reverse rotation. This is ideal for tasks that require both drilling and screw removal, making the switch highly versatile for everyday workshop and DIY use.

Q: What is the voltage and current rating of this power tool switch?

A: This switch is rated at 6(6)A 250V 5E4, which covers the standard operating range for most household and workshop electric drills. It complies with EU LVD low voltage standards (below 50Vac or 75Vdc) for added safety assurance.

Production & Packaging Notice

To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.