dh-sd59225u-hni

I have important question: my "DH-SD59225U-HNI" camera is a POE and the NVR "NVR4104-P-4KS2" is also a POE, I now wish to operate both Camera and NVR on 48v Dc "POE" power, but I am worried. My concern is my Dahua camera DH-SD59225U-HNI is a 24v AC (External power supply) and the NVR Recorder...