PoE Adapter: Industrial w/ redundancy. Passive Power Over Ethernet. DC Jack 2.1mm

Provides flexibility, offering a 3-pin screw terminal block and a standard 2.1mm DC barrel. Broad range of DC power input/output: 5V to 57V, up to 48W.

My finding for a used, high quality PoE switch. 24/48-Port, Gigabit, PoE+, 390w for around $100

EP-54V72W Ubiquiti edgepower 54V 72W DC battery Input & 2x PoE and DC Output, EP-54V-72W, Edgemax Operating System, 2x 54V (Passive PoE) PoE Output, Rack-mount Power Supply and UPS combo

MikroTik - Link Technologies, Inc.

Engineered Power Catalog Datasheet by Phihong USA

MikroTik - Link Technologies, Inc.

Motor Driver HAT TB6612FNG - dual channel 12V/3A for Raspberry Pi - SB Components SKU21789 Botland - Robotic Shop

Raspberry Pi Power Supplies in US

monitor power supply

MikroTik UK Sales - Buy MikroTik Products Online

Simplify installations with a multi port PoE injector/adapter. Power up to 4 IP cameras, desktop phones, WiFi access points, or other low voltage

4 Port 24V Passive PoE Injector with 24V 30W UL/FCC Certified Power Supply - Gigabit Injector - Passive Power Over Ethernet Multi Port PoE Adapter for

Motor Driver HAT TB6612FNG - dual channel 12V/3A for Raspberry Pi - SB Components SKU21789 Botland - Robotic Shop

Gigabit POE injector 12 ports Power Over Ethernet

Accessories – NSYS Telecommunications

Products - EQL Networks and Security

MikroTik / Powering Discomp - networking solutions