Welcome to Leiden America LLC.

Leiden America LLC is the North American representative for Leiden Cryogenics B.V., a world leader in the engineering and manufacturing of dilution refrigerators and accessories for low-temperature applications.

Leiden Cryogenics offers dilution refrigerators and accessories with a wide range of specifications (base temperature, cooling power, cooldown time, sample space, ...), including standard and custom-built models:

Cryogen-free dilution refrigerators (as low as 8 mK, up to 2500 uW @ 120 mK)

Conventional dilution refrigerators (as low as 3 mK, up to 4000 uW @ 120 mK)

Superconducting magnets (up to 17 T)

Cold insertable probes

Low-temperature resistive and inductive thermometry, measurement bridges, and temperature control

Low-temperature wiring options from DC to 67 GHz

Low-temperature filters and attenuators