Best organizations to purchase HAI Omni IIe Upgrade Chip from?

[IAMALWAYSWRITE]

I need to buy the most current version (4.0b) of the HAI 20A04-50UPG main chip. Any suggestions on the best place (best price) where to buy this?
 
Thanks.
 
Craig

 

[pete_c]

Difficult these days.  Found it here ==>
 
https://www.myrocontrol.com/shop/product/leviton-omni-pro-ii-security-automation-upgrade-chip-20a04-2upg/

 

[IAMALWAYSWRITE]

Thanks Pete.