It's crazy how fast the manufacturers respond to the demand literally within a month all major ESC brands have come up with new ESC that support the new BLHeli_S firmware.
DYS XS 30A ESC
http://www.banggood.com/DYS-XS-30A-3-6s-...60355.html
ZTW Flash Series 30A ESC
http://www.banggood.com/ZTW-Flash-Series...60962.html
Favourite FVT LittleBee 20A-S ESC
http://www.banggood.com/Favourite-FVT-Li...60963.html
Aikon 30A
https://oscarliang.com/aikon-sefm-30a-es..._s-review/
if you don't know what BLHeli_S is, check out this post:
https://oscarliang.com/blheli-s-hardware-pwm-32bit/
DYS XS 30A ESC
http://www.banggood.com/DYS-XS-30A-3-6s-...60355.html
ZTW Flash Series 30A ESC
http://www.banggood.com/ZTW-Flash-Series...60962.html
Favourite FVT LittleBee 20A-S ESC
http://www.banggood.com/Favourite-FVT-Li...60963.html
Aikon 30A
https://oscarliang.com/aikon-sefm-30a-es..._s-review/
if you don't know what BLHeli_S is, check out this post:
https://oscarliang.com/blheli-s-hardware-pwm-32bit/