Your search for "Meraki MA-PWR" revealed the following:

NEW Cisco C9300X-12Y-A Catalyst 9300X 12x 25GB SFP28 1x Exp Module Slot Switch

SKU: NSN-0498
Condition: New
Shipping: Overnight Options
Warranty: 365 days

Cisco Meraki FAN-MS420-R MS420 Series Switch Fan Module

SKU: NSB-3238
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days