Square D S29450 600V Switch, Auxiliary Switch, Normally Open, Normally Closed | AmpState

Meet the Square D S29450 600V Switch — a purpose-built auxiliary switch designed for everyday electrical work. Built for manual control and switching functions, it delivers dependable signaling in control circuits and safety interlocks across industrial panels.

• 1 NO / 1 NC auxiliary contact configuration provides flexible signaling and interlock options in a single compact package.
• 600V rating makes it suitable for industrial control panels, motor controllers, and power distribution applications.
• Direct part-number match— ideal for maintenance teams and panel builders who rely on exact compatibility. Part Number: S29450, Manufacturer: Square D.
• Availability from AmpState ensures easy sourcing and reliable supply when you need it most.

Practical use cases include starting and stopping control sequences, enabling safe interlock logic, and providing clear remote signaling within panel boards. The S29450’s NO/NC configuration lets you design signaling and safety paths without layering in additional components, saving space and reducing wiring complexity.

• Maintenance teams stocking spare parts to minimize downtime
• Panel builders implementing durable, industry-standard control solutions
• Facilities with 600V control circuits requiring a robust auxiliary switch

Compared to generic auxiliary switches, the S29450 offers a precise Square D solution with dual-contact signaling in one device, engineered for reliability in demanding environments. This means fewer part substitutions, quicker installs, and predictable performance in your control circuits.

Need help matching a part number or confirming compatibility? Message us and we’ll help you confirm fit.