Spa Pack Link
https://www.cedartubsdirect.com/balboa-vs501z-hot-tub-heater-vs501-spa-pack-pn-5435603-p-454.html
Panel link if you need one and if this one fits your hole as for the one with the warm/cool overlay. We have others and a photo would help.
https://www.cedartubsdirect.com/balboa-vl401-lcd-light-duplex-with-northern-lights-logo-p-363.html
Dieter