Key Specifications, Connector In Series: SMA, Connector In Gender: Female, Connector Out Series: SMA, 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 Isolator With 20 dB Isolation From 135 MHz to 175 MHz, 150 Watts And SMA Female. Pasternack RF isolator PE8321 is part of our extensive in-stock RF, microwave and millimeter wave components available for purchase. This RF isolator is manufactured with SMA connectors that are female. Our SMA isolator has a minimum frequency of 135 MHz and a maximum frequency of 175 MHz. This SMA coaxial isolator has a minimum isolation of 20 dB and a maximum input power of 150 Watts. PE8321 coaxial SMA isolator is one of over 40,000 RF, microwave and millimeter wave components supplied by Pasternack. Our radio frequency isolator can be bought and shipped worldwide the same-day as with Pasternack's other in-stock RF parts.