Order Any Quantity

No Order Minimum

In-Stock Items Ship Same Day

Quality Guaranteed

(Off)-On SPST Light Duty Red Push Button w/ Screw Terminals

SW603

$3.99

| /

Light-duty momentary push button, (OFF)-ON SPST: normally closed, it breaks the circuit only while pressed. Red button, rated 6A at 120V AC and 3A at 277V AC, with screw terminals. UL Listed and CSA Certified. Mounts in a 1/2" hole.

Use it for: stop or interrupt buttons, safety-interlock and test circuits on control panels and equipment.

Choose something else if: you need a normally-open button that closes when pressed — see (On)-Off SPST push button. See all push button switches.

Priced per piece — order any quantity.

• Circuit Configuration: SPST (Single Pole Single Throw)
• Switch Action: (OFF)-ON () indicates momentary
• Voltage/Current Rating: 3A @ 277V AC, 6A @ 120V AC
• Terminal Type: Screw terminals
• Button Color: Red
• Frame Material: Steel with bright nickel finish
• Case Material: Black phenolic plastic
• External Components: Brass with bright nickel plating
• Mounting Hole Diameter: 1/2" (0.500")

• Automotive Horn & Starter Circuits - Activate vehicle horns, starter solenoids, and momentary control functions where the switch must only remain active while pressed, automatically returning to OFF when released for safety and proper operation.

• Industrial Machinery Control Panels - Trigger momentary machine functions like jog motors, cycle equipment, and activate test modes in manufacturing equipment where operators need precise control over start/stop actions without latching.

• Appliance & Equipment Activation - Control vacuum cleaners, power tools, sound amplification systems, and household appliances requiring momentary activation where the device should only operate while the button is actively pressed.

• Marine & RV Accessory Control - Operate bilge pumps, windshield washers, spotlight controls, and other momentary functions in boats and recreational vehicles where spring-return action prevents accidental extended operation and battery drain.

  • UL Listed
  • CSA Certified
  • Free Shipping on orders $50+
  • Orders placed before 3pm PST ship same day
  • 30-day no-hassle return
  • Buyer may be liable for return shipping charges

Need More Parts for Your Project?

Explore our full catalog of professional-grade electrical supplies