SPST Key Switch with 2 Keys – Secure, Easy-to-Use On/Off Control

Simple Security with a Key-Operated SPST Switch

Looking for a straightforward way to secure your devices or equipment? This SPST key switch with 2 keys provides reliable On/Off protection for lights, electronics, or small appliances. With its simple key-turn operation, only those with the right key can power your circuit.

User-Friendly Installation

This single pole single throw key switch is easy to install and designed for everyday consumers. It fits a standard 3/4" mounting hole and its compact design means it won’t take up much space. Just connect your wires to the solder cup terminals (supports up to 14AWG), tighten the included mounting nut, and you’re ready to go.

Reliable and Secure Key-Operated Switch

• Key can be removed in both On and Off positions for complete control.
• Tubular keys are tough to duplicate, adding a layer of security to your project.
• Includes 2 unique tubular keys—perfect for home, garage, or school projects.

Technical Specifications – 66-2802 Key Switch

• Type: SPST (On-Off)
• Mounting Hole Diameter: 3/4" (19mm)
• Terminals: Solder cups for up to 14AWG wire
• Includes: 2 tubular keys, mounting nut
• Dimensions: 1.75" long x 0.73" diameter
• Panel Extension: 0.27" above panel
• Quantity: 1 SPST key switch with 2 keys

Notes and Warnings

• This key-operated switch is not rated for ignition or high-current applications.
• Always disconnect power before installation or servicing.

Upgrade your project with this affordable, easy-to-install security key switch — a smart solution for controlling access to your devices.