4-Key 3-Speed Fan Switch Module | Universal Replacement

HELTC 4-Key 3-Speed Round Knob Switch — Universal Fan & Appliance Replacement

Keep your table fan, floor fan, range hood, or desk lamp running smoothly with this HELTC 4-Key 3-Speed Push Button Switch Module. Built from high-strength engineering plastic with a fully insulated housing, this compact replacement switch is designed for quick installation and long-lasting, dependable performance in everyday household appliances. Made in Mainland China.

Why You'll Love It

• Long-Lasting Structural Durability: High-strength engineering plastic frame with an anti-abrasion surface treatment resists impact, dust, and daily wear for an extended service life.
• Comfortable Key Press Feel: Polished smooth keycaps paired with internal high-elasticity metal springs deliver consistent, soft rebound with every press — minimizing fatigue during frequent use.
• Simple, Tool-Free Installation: Integrated plastic mounting brackets with pre-drilled holes on both ends fit standard small-appliance mounting positions perfectly — no extra modification needed. Swap the old switch out in minutes.
• Reliable Insulation & Safety: Fully insulated plastic housing effectively blocks current leakage and prevents short-circuit risks from accidental contact, keeping your household devices operating safely.
• Wide Universal Compatibility: Standard-size 4-key switch module adapts to most range hoods, desk lamps, small kitchen appliances, and DIY electronic control panels.

Specifications

Compatible Applications

• Table fans & floor fans
• Range hood control panels
• Desk lamp switches
• Small kitchen appliances
• DIY electronics & custom control panel builds

Important Notes

1. Product photos may not reflect actual size — refer to the specifications above for dimensions.
2. Minor measurement differences may occur due to manual measuring methods.
3. Actual color may vary slightly depending on your monitor's display settings.

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For more on electrical safety standards and consumer product safety guidance, visit the U.S. Consumer Product Safety Commission (CPSC).

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Frequently Asked Questions

Q: What appliances is this 4-key 3-speed fan switch compatible with?

A: This universal 4-key 3-speed push button switch module is designed to fit most standard table fans, floor fans, range hoods, desk lamps, small kitchen appliances, and DIY electronic control panels. Its standard sizing makes it a versatile replacement for a wide range of small household devices.

Q: How difficult is it to install this replacement fan switch?

A: Installation is straightforward. The integrated plastic mounting brackets feature pre-drilled holes on both ends that align with standard small-appliance control panel mounting positions. No additional modification or special tools are typically required, making it a quick swap for most users.

Q: Is this switch safe to use in household appliances?

A: Yes. The switch features a fully insulated plastic housing that blocks current leakage and helps prevent short-circuit risks from accidental contact. It is rated for voltages above 50V AC or 75V DC, meeting standard household appliance requirements, and contains no high-concern chemicals.

Q: What does the "3-speed" function mean on this switch?

A: The 3-speed function refers to the three selectable speed settings (typically Low, Medium, and High) that this switch controls on compatible fans or appliances. The 4 keys on the module correspond to the three speed levels plus an Off position, giving you simple, direct control over your device's operating speed.