Juniper PC-40C48-SON-SFP-B 4x OC48 Ports STM16/OC48 SONET SFP PIC Module 750-009553.Model Number: PC-40C48-SON-SFP-BJuniper Part Number: 750-009553Compatible Part Numbers: 710-009554 IPUIADNMABCompatible Models: Juniper MX960 MX480 MX240 Internet RoutersFeatures:• Four OC48 ports• Power requirement: 0.86 A @ 48 V (41.4 W)• Rate policing on input• Rate shaping on output• Packet buffering, Layer 2 parsing