Absolutely! The Potter PDC-612 is a fantastic choice for upgrading your fire alarm system. It offers advanced features and improved functionality compared to the MBA-6-12. With its enhanced performance and reliability, you can trust that your facility will be well-protected. Plus, the PDC-612 is designed with user-friendly interfaces, making installation and maintenance hassle-free. Overall, I highly recommend considering the Potter PDC-612 for your fire alarm upgrade needs.