
PRODUCTS
TEL 15301310116 TEL:15301310116
email:sales@madison-tech.com
address:1st floor, Building 11, Zhongguancun Software Park, Haidian District, Beijing
Overview
Features
· NPT-type feedthrough with NPT thread connection on the vacuum side for reliable signal transmission and secure connections.
· Based on BNC feedthrough design; other coaxial feedthroughs can also be retrofitted.
· Compatible with minimum NPT lock flange size of 3/8" and minimum BP nut lock flange size of 1/4".
· Optional connectors and cables available for both ends.
· Custom flange and feedthrough configurations available upon request.
Parameters
Specification | |
Shielding Type | Grounded Shielding |
Impedance Matching | Non-fixed |
Conductor Diameter | 2.4 mm |
Maximum Voltage | 500 V DC |
Maximum Current | 3 A |
Temperature Range | -200°C ~ 450°C |
Ultimate Vacuum | <1×10⁻⁷ mbar |
Leak Rate | <1×10⁻¹² Pa·m³/s (He) |
Dimensions

NPT Lock Flange Selection Table | |||
Flange Size | Feedthrough | Number of Feedthroughs | Model |
3/8" | BNC | 1 | MT140-BNC-3_8NPT |
3/4" | BNC | 1 | MT140-BNC-3_4NPT |
3/4" | BNCD | 1 | MT140-BNCD-3_4NPT |
BP Nut Lock Flange Selection Table | |||
Flange Size | Feedthrough | Number of Feedthroughs | Model |
1/4" | BNC | 1 | MT140-BNC-1_4BP |
1/4" | BNCD | 1 | MT140-BNCD-1_4BP |
Note: For other flange and feedthrough combinations, please contact us. | |||
Related Accessories | |
Accessory | Model |
BNC Vacuum-Side Connector | MT160-PPOC-2.4 |
BNCD Vacuum-Side Connector | MT145-CON-BNC-VAC |
Vacuum Cable | MT165-PTFE50 |
Air-Side Connector | MT145-CON-BNC-AIR |
Air-Side Connector + Cable | MT145-BNC-MX-500-AIR |
Product Inquiry
