Your search for "Meraki Power Adapter" revealed the following:
Juniper SRX5600-PWR-DC-A SRX Series DC Power Supply for SRX5600
SKU: NSH-5681
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
NEW Cisco C9300-24UX-E 24x MultiGB UPoE RJ45 1x Module Slot Switch
SKU: NSN-1825
Condition: New
Shipping: Overnight Options
Warranty: 365 days
Ruckus Brocade RPS16DC-E ICX Series 510W DC Front-to-Back Airflow Switch PSU
SKU: NSB-8606
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
NEW Cisco A9K-DC-PEM-V2 ASR 9000 Series Version 2 DC Power Entry Module
SKU: NSN-3768
Condition: New
Shipping: Overnight Options
Warranty: 365 days
NEW Cisco PWR-4320-POE-AC AC Power Supply for 4321 ISR Router
SKU: NSN-5964
Condition: New
Shipping: Overnight Options
Warranty: 365 days
Arista PWR-1900-DC-R 1900W DC B-F PSU for 7260X, 7170, 7280R, 7130S, 7368X4
SKU: NSH-7160
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
Juniper JNP-3000W-AC-AFO AC F-B PSU for QFX5230, QFX5700 and ACX PTX Routers
SKU: NSB-1020
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
Cisco PWR-C3-750WAC-R Catalyst 3850 750W AC F-B Airflow Switch Power Supply
SKU: NSH-5950
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
NEW Cisco C9300L-48UXG-2Q-E 48x 1GB UPoE RJ45 (12x MultiGB) 2x QSFP+ Switch
SKU: NSN-6537
Condition: New
Shipping: Overnight Options
Warranty: 365 days
NEW Cisco C9400-PWR-3200AC Catalyst 9400 Series 3200W AC Power Supply
SKU: NSN-2703
Condition: New
Shipping: Overnight Options
Warranty: 365 days