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Square D 9999SA3 is a start/stop on-off switch kit designed for use with NEMA size 4 through 7 Type S magnetic contactors and starters. This kit is suitable for motor control applications and comes with UL listing and CSA certification. The switch kit can also work with 8903SQ through 8903SZ lighting contactors in NEMA 1 enclosure. Installation is straightforward as the kit mounts into a knockout in the enclosure cover, making it easy to add functionality without major modifications.
UL and CSA listed, the Square D 9999SA3 push button kit offers reliable performance in demanding environments. This kit is recommended for applications requiring dependable switching solutions.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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