Compact Lowpass Infrared Quantum Filter

A unique combination of high-performance low-pass and infrared filtering offering the most compact form factor that is fully non-magnetic and with a state-of-the-art performance.

Available as a product family with varying cut-off frequencies including 10GHz and 1GHz.  

Fully Non-magnetic

The complete assembly is fully non-magnetic including the IR-absorber

Low-pass Filter

Distributed low-pass filter with superior out-of-band rejection

IR Filter

A fully integrated Utra-wideband IR- absorber with exceptional out of band rejection 

Compact Design

A miniaturized design with a cross-section of as little as 4.5×5 mm2

High Compatibility

Fits a high-density attenuator blocks and can be used on individual lines


One-click Plug Into HD Connectors

Highly compatible with attenuator blocks and high-density connector interfaces in HD fridges.

Connect To Individual Lines

Easily integrable into our complete packaging solution LINQER. Can also be connected to separate lines either directly to the fridge or in LINQER’s SMPm connector plate.


    PRE-ORDER – CliQ1