RDK-415D2 4K cryocooler series
Two-stage Gifford-McMahon 4 K cryocooler series listed at 1.5 W at 4.2 K.
Cryogenics · In catalog
Low-vibration 4 K pulse-tube cryocooler series listed at 2.0 W at 4.2 K, used as a dilution-refrigerator precooler.
Public-seed listing for discovery. SourceQuanta does not take the quote. Continue on the supplier site.
RP-222B3S 4K pulse tube cryocooler series is a system listed by Sumitomo (SHI) Cryogenics in Cryogenics. Low-vibration 4 K pulse-tube cryocooler series listed at 2.0 W at 4.2 K, used as a dilution-refrigerator precooler.
Availability is listed as in catalog. No key specs are published on this listing. Tags on the listing: qedc-marketplace.
The quote button opens the supplier's page for this product. A quote continues on the supplier site. SourceQuanta does not take the quote. The listing was updated 2 Oct 2026.
Request quote on supplier siteOpens in a new tabRP-222B3S 4K pulse tube cryocooler series is filed under Cryogenics. Dilution refrigerators, cryocoolers, cryostats, and cryogenic wiring/thermalization hardware for mK–K quantum experiments.
Browse Cryogenics. More from Sumitomo (SHI) Cryogenics.
Other published listings that share a category with this one. Listings from the same supplier come first.
Two-stage Gifford-McMahon 4 K cryocooler series listed at 1.5 W at 4.2 K.
Cryogenics · In catalog

Compact ~83 mm cryogenic prober for standard cryostats; ~0.8 K device temps with ~10 mW cooling power.
Cryogenics · Contact supplier
outer_diameter: 83 mm · device_temperature: ~0.8 K · cooling_power_required: ~10 mW

Sub-100 mK cryogenic prober for dilution refrigerators with thermal isolation of the positioning stage.
Cryogenics · Contact supplier
sample_temperature: 75 mK · rethermalization_time: < 1 min · thermal_management: Thermal isolator between positioning stage and sample (patent pending)

Turnkey probe station to ~10 mK on a fast Qinu table-top cryostat (~5 h cooldown), with magnetic-field option.
Cryogenics · Contact supplier
base_temperature: 10 mK · cooldown_time: ~5 hours (RT to base) · cryostat_partner: Qinu optical table-top

Joint qprobe–attocube turnkey system for electrical and optical probing at true 4 K.
Cryogenics · Contact supplier
temperature: true 4 K · cryostat_partner: attocube closed-cycle · characterization: Electrical and optical

80 mm non-magnetic cryogenic probing unit (3-axis piezo, probe card, sample holder) operating to ~800 mK.
Cryogenics · Contact supplier
diameter: 80 mm · min_sample_space: > 85 mm · operating_temperature: down to 800 mK
Optional. This stays with SourceQuanta and is not a quote. Quotes and follow-up happen on the supplier site.