
PRODUCTS
TEL 15301310116 TEL:15301310116
email:sales@madison-tech.com
address:1st floor, Building 11, Zhongguancun Software Park, Haidian District, Beijing
Overview
Features
Ultra-high vacuum (UHV) compatible.
Compliant with electronic industry standard Sub-D dimensions.
Weldable: 1 unit to CF40 flange; up to 5 units to CF100 flange.
Multiple feedthroughs can be welded to large flanges.
Optional connectors and cables for both ends.
Customizable flange-feedthrough combinations available on request.
Parameters
Pin Standard | DIN 41652, MIL-C-24308 |
Pin Diameter (Ø) | 1.0 mm |
Pin Material | Gold-plated NiFe Alloy |
Sealing Material | Glass-ceramic |
Maximum Voltage | 500 V DC |
Rated Current (per pin) | 3 A |
Maximum Current (per pin) | 5 A |
Temperature Range | -40 °C to 180 °C |
Ultimate Vacuum | < 1×10⁻¹⁰ mbar |
Leak Rate | < 1×10⁻¹² Pa·m³/s (He) |
Dimensions

Max Feedthroughs per Flange | ||||||
Flange | CF40 | CF63 | CF100 | KF50 | ISO-K63 | ISO-K100 |
Quantity | 1* | 2 | 5 | 1** | 2 | 5 |
*A compact-size Sub-D25 is required for CF40 flange. | ||||||
CF Flange Selection Table | |||||
Flange | Feedthrough Quantity | A (mm) | B (mm) | C (mm) | Model |
CF40 | 1 | 70 | 12.7 | 17 | MT101-DB25-C40 |
CF63 | 2 | 114 | 17.5 | 21.4 | MT101-DB25-C63-2 |
CF100 | 3 | 152 | 20 | 22.2 | MT101-DB25-C100-3 |
CF100 | 4 | MT101-DB25-C100-4 | |||
CF100 | 5 | MT101-DB25-C100-5 | |||
ISO-K Flange Selection Table | |||||
Flange | Feedthrough Quantity | A (mm) | B (mm) | C (mm) | Model |
ISO-K63 | 1 | 130 | 12 | 21.5 | MT101-DB25-ISOK63 |
ISO-K63 | 3 | 130 | 12 | 21.5 | MT101-DB25-ISOK63-3 |
Note: For other flange and feedthrough combinations, please contact us. | |||||
Weldable Version Selection Table | |
Feedthrough Quantity | Model |
1 | MT100-DB25-WV |
Accessories | |||
Category | Type | Description | Model |
Vacuum Side | ① PEEK Connector | Sub-D25 PEEK Connector | MT102-DB25FS-PK |
② Pin | 25 pcs per pack | MT104-DBPF-25 | |
③ Shielding Shell | Sub-D25 Shielding Shell | MT103-DB25HS | |
Kit (with sufficient pins) | ① + ② | MT-DB25FS-PK-SET | |
① + ② + ③ | MT-DB25FS-PK-PACK | ||
Vacuum Cable | KAPM Series | Multi-strand single-core unshielded cable | 301-KAPM-035 |
Air Side | Kit | Includes connector, female pins, housing | MT102-DB25FS-AIR |
Madison Technology offers Sub-D type vacuum feedthroughs in 9-pin, 15-pin, 25-pin, 37-pin, and 50-pin configurations. These feedthroughs are compatible with CF, KF, and ISO flanges, and weldable versions are also available. We supply both vacuum-side and air-side connector terminals, as well as corresponding cables. Custom flange-feedthrough combinations are also supported. If the product you need is not listed here, please feel free to contact us at 15301310116 (also available on WeChat).
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