Hi Barry, I do not see any Hellcats that says the optic comes preinstalled. Not sure why that would be a deal breaker, they are very easy to install. If you list the exact model, maybe we can give you a definite answer.
Stay safe & have a great day!

Hi Barry and welcome. Unboxing video : youtube.com/watch?v=QXKUacQ_5xk -- Cheers and stay safe!

buds ad does not say its installed budsgunshop.com/product_info.php/products_id/120795/springfield+armory+hc9319bospsmsc+hellcat+optics+ready+9mm+13+1+11+1+black />neither does this one Springfield Armory Hellcat OSP Specifications and Features:
Model: Hellcat HC9319BOSPSMSC
9mm
Adaptive Grip Texture allows for every day carry; this seamless, pressure activated grip texture features pyramid shapes that reduce wear on clothing, but provide a firm grip for shooting
Optics Ready Model features a milled slide for low profile sight mounting, recommend micro red dots
Tactical rack rear sight allows for one-handed cycling against a hard object
U-Dot Sight provides the ability to quickly locate your front sight for accurate shot placement. Sight features a high visibility tritium and luminescent front sight.
Top slide serrations for positive engagement
Standard Accessory rail
3" Hammer forged steel barrel is Melonite treated
1:10 Twist
Billet steel machined slide with Melonite treating for strength and corrosion resistance
Loaded chamber indicator
External extractor reliably ejects spent casings
Critical internal parts are all Melonite treated
High-hand Extended beavertail positions your hand closer to the bore axis to control muzzle flip and recoil
Forward Index point with Adaptive Grip texture molded into the frame
Flat trigger body with nickel boron coated trigger group for a consistent trigger pull

I would personally want the red dot not pre installed. Get used to the u dot sights. After that co-witnessing will be ingrained.