General Electric Type SMB Control Switch 10AR414. NP202490 Power Systems Mamagement, Made in the USA 0227A2400 P46 Please look at my other items in my STORE and add me to your favorites list. NOS means new old stock. These are items that are still in new and unused condition that have been on the shelf or in storage for a number of years. Most of my items are in the original factory boxes or cases. Some of these boxes show a good bit of wear and tear from storage time and handling. I try to add to my store listings all the time. Please keep in touch. I am not an expert concerning much of what I sell . Please send part numbers when inquiring about certain parts. Don't forget to click on SEE ALL CATEGORIES in the left hand navigation bar.