Standard Dilution Refrigerator Stages

Building your own special plates for your dil-fridge system?  Minimize cost and time by adding a JanisULT core.

Tap into our expertise with optional consultancy services to help you to optimise the performance of your system.

JanisULT also offers the following family of standardized dilution refrigerator stages with competitive prices, fast delivery, optimized design, and proven techniques:

Model name Mechanical Drawings (Click below to view)
Model JDR-100-CORE; JDR-100-Stage
Model JDR-250-CORE; JDR-250-Stage
Model JDR-500-CORE; JDR-500-Stage
Model JDR-750-CORE; JDR-750-Stage

Standard Features
• Self-contained central core with removable carbon-fiber supports
• Mini-CF and VCR fitting with standard copper gaskets
• Gold-plated OFHC contact surfaces
• Helicoil inserts in all the tapped threads
• Removable (split) gold-plated copper plates
• Super fluid film flow suppressor
• Wire-wound heaters at Still and Mixing chamber
• Resistive sensors at Still and Mixing chamber with generic calibration
• Leak-tested at 78K

Optional Features
• UHV-compatible and non-magnetic stainless-steel components
• Non-magnetic bronze or BeCu hardware
• ICP resistive temperature sensor with generic calibration
• JRS1000 resistive sensor, calibrated down to 10 mK
• Self-calibrating CMN and FPD thermometry down to 7 mK with read-out

Contact JanisULT today!

JanisULT can customize the stage to meet your application.

Options are available for specialized requirements such as optical dense design, extra-low magnetic materials (316 series stainless steel, bronze or BeCu hardware), or special geometry for central access to magnets.

For UHV compatibility, stages can be cleaned and baked to 90 °C.

Tap into our expertise with optional consultancy services to help you to optimise the performance of your system.

A JanisULT engineer can assist in choosing the best options for your application. Contact JanisULT today!

JDR-100-SP Customized Dilution Refrigerator Stage
JDR-100-SP Customized Dilution Refrigerator Stage
Standard Configuration of Model JDR-100 Stage, Janis Research
Standard Configuration of Model JDR-100 Stage
JDR-500 and JDR-250 dilution refrigerator stages, ultra low temperature, Janis Research
JDR-500 and JDR-250 Dilution Refrigerator Stages