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Qingdi Quantum Scientific Instruments (Beijing) Co., Ltd.

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BrandLake Shore
OriginUSA
Manufacturer StatusAuthorized Distributor
Product CategoryImported
ModelHall Effect Sensor
PricingUpon Request
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BrandLake Shore
OriginUSA
ModelCernox®
Temperature Range0.1 K to 420 K
Magnetic Field ErrorNegligible above 30 K
Radiation HardnessHigh
Thermal Response TimeAs low as 1.5 ms @ 4.2 K (BC/BR/BG)
Encapsulation OptionsSD (hermetic, sapphire-based), AA, BC, BG, BR, CD, ET, LR, MT, CO, CU, HT variants
Excitation Recommendation20 µV (0.1–0.5 K), 63 µV (0.5–1 K), ≤10 mV above 1.2 K
Power Dissipation~10⁻⁵ W @ 300 K, ~10⁻⁷ W @ 4.2 K, ~10⁻¹³ W @ 0.3 K
Long-Term Stability±3 mK @ 4.2 K
ComplianceSuitable for UHV, GLP/GMP-adjacent cryogenic metrology, ASTM E220, ISO/IEC 17025 traceable calibration workflows
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BrandLake Shore
OriginUSA
ModelRox™ Series (RX-102A, RX-202A, RX-103A)
Temperature Range0.05 K to 40 K (RX-102A/RX-202A)
Resistance at 300 K1 kΩ (RX-102A), 2 kΩ (RX-202A), 10 kΩ (RX-103A)
Calibration Accuracy±16 mK @ 4.2 K (RX-102A/RX-202A)
Magnetic Field Tolerance< 0.1% resistance shift in ≤ 12 T fields
Radiation HardnessQualified for neutron/gamma irradiation environments up to 1 × 10¹⁵ n/cm² (E > 1 MeV)
Thermal Dissipation7.5 × 10⁻⁸ W @ 4.2 K (RX-102A/RX-202A)
Time Constant0.5 s @ 4.2 K, 2.5 s @ 77 K
Repeatability±15 mK @ 4.2 K
Long-Term Stability±30 mK @ 4.2 K (RX-102A), ±50 mK (RX-202A), ±15 mK (RX-103A)
ComplianceNIST-traceable calibration, ISO/IEC 17025 accredited lab reporting, GLP-compliant documentation available
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BrandLake Shore
OriginUSA
Manufacturer StatusAuthorized Distributor
Product OriginImported
ModelRX-102B-RS
PriceUpon Request
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BrandLake Shore
OriginUSA
Manufacturer StatusAuthorized Distributor
Origin CategoryImported
ModelPT-100
PricingUpon Request
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BrandLake Shore
OriginUSA
ModelDT-670
Temperature Range1.4 K to 500 K
Packaging OptionsSD (hermetically sealed, sapphire-mounted), bare die (DT-670E-BR), non-magnetic (DT-621-HR)
Calibration Optionsstandard curve compliance (DT-670), full-range calibrated (DT-670-SD), low-temperature calibrated down to 1.4 K
Tolerance BandsA, B, C, D (for 1.4–500 K), E (30–300 K), plus B/E bare-die variants
Forward Bias Current10 µA
Output Signalmonotonic voltage drop (0.1–6 V)
Mounting Compatibilityindium solderable, UHV-compatible, thermal-cycle robust
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BrandLake Shore
OriginUSA
Manufacturer StatusAuthorized Distributor
Origin CategoryImported
ModelGR-50-AA / GR-300-AA / GR-1400-AA
PricingUpon Request
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BrandLake Shore
OriginUSA
Manufacturer StatusAuthorized Distributor
Origin CategoryImported
ModelLake Shore TC Series
PricingUpon Request
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BrandLake Shore
OriginUSA
Manufacturer StatusAuthorized Distributor
Origin CategoryImported
ModelHR Series
PricingUpon Request
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BrandLake Shore
OriginUSA
Manufacturer StatusAuthorized Distributor
Product OriginImported
ModelCS Series
PricingUpon Request
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