Answer
Aug 12, 2025 - 06:41 AM
This one comes with 4.
If you need 12 total, then you will need to purchase 3 of the PCM300 expansion modules to get the controller to 13 zones so you can have that 12 zone capacity.
If you need 12 total, then you will need to purchase 3 of the PCM300 expansion modules to get the controller to 13 zones so you can have that 12 zone capacity.
