ELSO Technologies Sdn Bhd
8E, First Floor,
Jalan Tun Dr. Awang,
Bukit Jambul,
11900 Bayan Lepas,
Penang, Malaysia.

Mr Kwang (General Manager)
+6016-422 8644

Johor Branch
Lake View Apartment,
Jalan Austin Perdana 1,
Taman Austin Perdana,
81100 Johor Bahru,
Johor, Malaysia.

Chong CW (Sales Manager)

Selangor Branch
Puchong, Selangor.

Glenys Teoh (Sales Manager)

East Malaysia Branch
Lot 35, Lot 5277,
Lorong 9C1, Jalan Kapor,
93150 Kuching,
Sarawak, Malaysia.

Clement Lau (Sales Engineer)

ELSO Technologies Pte Ltd
Singapore Branch

1 Coleman Street
#10-06 The Adelphi
179803 Singapore.

Chew Peng Seng  (Sales Manager)
+65 9663 8176

N1811TL 4-Port Coaxial Switch, DC up to 67 GHz

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N1811TL 4-Port Coaxial Switch, DC up to 67 GHz  RF and Microwave Electromechanical Switches  Keysight Technologies

Key Features & Specifications


  • Terminated 4-port bypass switch
  • Female SMA/2.92 mm/2.4 mm and 1.85 mm connectors
  • Built-in current interrupt

Superior RF Performance

  • Superior isolation: > 120 dB at 4 GHz and 70 dB at 67 GHz
  • Low SWR: < 1.10 at 4 GHz and 1.90 at 67 GHz
  • Low insertion loss: < 0.27 dB at 4 GHz and 1.12 dB at 67 GHz

Excellent RF repeatability & long life span

  • Excellent insertion loss repeatability: 0.03 dB at 40 GHz, 0.05 dB at 50 GHz and 0.08 dB at 67 GHz
  • Long operating life of 5 milliion cycles, 10 million cycles typical


  • Coil voltage levels 5 V, 15 V or 24 V
  • D-subminiature 9-pin connectors or solder lug terminals
  • Standard or TTL/5 V CMOS compatible drive
  • Optional position indicators


The Keysight N1811TL latching coaxial switch combines unmatched flexibility of configuration with excellent repeatability, long life, and reliability.

For additional information regarding configuration options and performance tradeoffs view the online product overview.

N1811TL Option 040 frequency range from DC to 40 GHz.
N1811TL Option 050 frequency range from DC to 50 GHz.
N1811TL Option 067 frequency range from DC to 67 GHz.

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