Model: P4T-4G12G-35-R-SFF-PM  


PMI Model No. P4T-4G12G-35-R-SFF-PM is a single pole, four throw, reflective switch that operates over the 4.0 to 12.0GHz frequency range.  This model features low insertion loss of 1.0dB typical and isolation of 70dB typical.  All ports are phase matched to be within ±7.5 degrees.  The switching speed is less than 30nsec and the DC power required is ±12VDC having a positive current draw of 62mA and a negative current draw of 22mA.  This model is supplied in a compact housing that measures only 1.25" x 1.25" x 0.70".



  • Low Insertion Loss
  • Phase Matched
  • High isolation
  • Fast Switching Speed
  • Small Size


Quick Links: (click the links below for additional information)

Product Feature

Test Report

Unit Data






Frequency 4.0 to 12.0 GHz

70 dB typ., 35 dB min. - Measured 70 dB min.

Insertion Loss 1.0 dB typ., 1.5 dB max. - Measured 1.38 dB
VSWR In/Out 2.0:1 typ. - Measured 1.54:1
Operating Input Power 0 dBm CW max.
Survival Input Power +10 dBm CW max.
Minimum Switching Rate 50 ns typ.
Switching Speed 20 ns typ., 30 ns max. - Measured 18 ns Off Delay, 30 ns On Delay
Phase Matching ±7.5° @ 12 GHz max. (Arm - Arm within same unit) - Measured ±7.3°
DC Voltage and Current

+12 VDC @ 65 mA typ. - Measured +62 mA

-12 VDC @ 22 mA typ. - Measured -22 mA

Control Signal

TTL - 2 BIT Decoded

Connectors SMA(F) - Removable
Size 1.25" x 1.25" x 0.70" - Radial
Finish Painted Gray


Environmental Ratings:

Temperature:  -40ºC to +70 ºC Operating
 -65ºC to +125 ºC Non-Operating
 Humidity:  MIL-STD-202F, Method 103B Cond. B
 Shock:  MIL-STD-202F, Method 213B Cond. B
 Vibration:  MIL-STD-202F, Method 204D Cond. B
 Altitude:  MIL-STD-202F, Method 105C Cond. B
 Temperature Cycle:  MIL-STD-202F, Method 107D Cond. A