Back to Catalog Transformer POE Transformer < > XF2857-EFD20S linkedin email Product Details Specifications Category: Transformer Sub-Category: POE Transformer P/N: XF2857-EFD20S Primary Inductance (uH): 28.5 Turns Ratio: 1.000:0.188 Isolation (Vac): 1800 L (mm): 29.5 W (mm): 21.8 H (mm): 11.7 Output Power (W): 40 Input Voltage (V): 36 - 72 Mounting Style: SMD AECQ200: Yes Core Style: EFD20 Operating Temp (°C): -40 - 130C Product PDF: Related Products XF0203-HPCS XF1003-CS XF500T-E19CS XF0021-CS3 XF0203M-CSVP