Input: 100V-240V 50/60Hz;
Output: 48V DC, 3A Max. Output adapter
DC jack size: 5.5 mm x 2.5 mm and
DC Plug Polarity: inner Positive(+), outer Negative(-), Polarity is irreversible. ^^ It applies to the most model 48V POE NVR Injector, PoE switches, CCTV Security Surveillance Devices, Cameras, POE Injector Ethernet, IP Camera Phone;
Please note: it's plug do not have the center pin in the connector. Please compare the power plug model before purchasing, Otherwise the power supply may not be compatible ^^ It has passed FCC, RoHS, CE and other safety certification, to ensure that customers can use safely!
Safety Protection: Over-voltage protection, Over-current protection, Over-temperature protection, Short circuit protection.
^^ Tips: Various devices have different plugs size, the voltage and DC plug polarity are internal positive (+) external negative (-), the required current should be less than or equal to this product, please pay attention to the choice, avoid plugs or parameter selection errors can not be used ^^
What you get: 1pcs 48V 3A Power Supply. If you have any questions with the product, please reach out to me and we will provide you a satisfying solution.