Input: 100V-240V 50/60Hz; Output: 48V DC, 3A Max. Output adapter DC jack size: 5.5mm x 2.5mm and DC Plug Polarity: inner Positive(+), outer Negative(-), Polarity is irreversible. It perfect replacement for 520mA / 917mA / 1A / 1.25A / 1.3A / 1.5A / 2A / 2.5A as amperage isnt forced.(If your previous Adaptor was less than 3A then this will be a perfect replacement as amperage is NOT Forced)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 usedIt applies to the most model 48V POE NVR Injector, PoE switches,CCTV Security Surveillance Devices, Cameras,POE Injector Ethernet,IP Camera Phone, and other less 144W Electrical AppliancesIt 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.What you get: 1pcs 48V 3A Power Supply with Cord. If you have any questions with the product, please reach out to me and we will provide you a satisfying solution. Questions or Concerns? We?re committed to providing accurate listings and responsive service. If you have any questions or concerns about an item, listing content, an order, or anything else, please contact us through Messages. We review messages promptly and will work with you to address your concern.
