Key Specifications, Connector In Series: N, Connector In Gender: Female, Connector Out Series: N, Minimum Frequency: 135 MHz, Maximum Frequency: 175 MHz, Impedance: 50 Ohm, Maximum Insertion Loss: 0.5 dB, Maximum Input Power: 150 Watts, Minimum Isolation: 20 dB. High Power Circulator With 20 dB Isolation From 135 MHz to 175 MHz, 150 Watts And N Female. RF circulator PE8427 from Pasternack is part of our extensive in-stock RF, microwave and millimeter wave components available for purchase. This RF circulator is manufactured with type N connectors that are female. Our type N circulator has a minimum frequency of 135 MHz and a maximum frequency of 175 MHz. This type N coaxial circulator has a minimum isolation of 20 dB and a maximum input power of 150 Watts. PE8427 coaxial N type circulator is one of over 40,000 RF, microwave and millimeter wave components supplied by Pasternack. Our radio frequency circulator can be bought and shipped worldwide the same-day as with our other in-stock RF parts.