This is the one I've had installed in mine for over a year. No issues and tests faster than internal hd

Edit:forgot the link

https://www.amazon.com/gp/aw/d/B093DP3X4H?psc=1&ref=ppx_pop_mob_b_asin_title&th=1

Yup! Says built in heat sink. Here is a link to it. XPG 1TB GAMMIX S70 Blade - Works with Playstation 5, PCIe Gen4 M.2 2280 Internal Gaming SSD Up to 7,400 MB/s (AGAMMIXS70B-1T-CS) https://www.amazon.com/dp/B093DP3X4H/ref=cm_sw_r_cp_api_glt_fabc_03MGVTPCEZ5XAAPEABCN