https://www.aliexpress.com/store/produc ... 07417.html
62 celcius (heavy load?), meh aluminum case from china still beat this thing, depends what you use between components and case passive cooling, you get lower than 50 celcius easily (extreme load)
Black: https://www.aliexpress.com/item/Raspber ... 20410.html
Silver: https://www.aliexpress.com/item/Raspber ... 83169.html
1mm Arctic Cooling thermal pads do work (you need use 1mm, because there is gap between components and case passive cooling heatsinks), also before you add thermal pads, use fine or extra fine sandpaper to clean top of the passive cooling heatsink surfaces (that paint like may affect your temperatures)