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Push-Pull Type Feedthrough
Push-Pull Type Vacuum Feedthrough – 3B24
Overview::

Compact design enables multi-signal transmission in confined spaces. Features 0.7 mm Kovar alloy pins with glass-ceramic sealing. Rated at 400 VDC max, 3 A per pin. Operates from -40°C to 180°C under UHV (<1×10⁻¹⁰ mbar). Minimum compatible flange: CF16; up to 8 units on CF63, more on larger flanges. Custom flange-feedthrough combinations and weldable versions available. Optional connectors and vacuum cables for both ends.

Overview

Features

 · Compact design for multi-signal transmission in extremely tight spaces.

 · One unit fits on a CF16 flange; up to 8 units on a CF63 flange.

 · Multiple feedthroughs can be welded onto larger flanges.

 · Optional connectors and cables available for both ends.

 · Custom flange and feedthrough combinations available upon request.

Parameters

Specification

Pin Diameter

0.7 mm

Pin Material

Kovar Alloy

Sealing Material

Glass-Ceramic

Maximum Voltage

400 V DC

Rated Current

3 A per pin

Temperature Range

-40 °C ~ 180 °C

Ultimate Vacuum

< 1×10⁻¹⁰ mbar

Leak Rate

< 1×10⁻¹² Pa·m³/s He

Dimensions

Push-Pull Type Vacuum Feedthrough – 3B24

CF Flange Selection Table

Flange

Number of Feedthroughs

Model

CF16

1

MT111-3B24-C16-DE

CF40

1

MT111-3B24-C40-DE

CF63

2

MT111-3B24-C63-2-DE

CF63

8

MT111-3B24-C63-8-DE


KF Flange Selection Table

Flange

Number of Feedthroughs

Model

KF25

1

MT111-3B24-K25-DE

KF40

1

MT111-3B24-K40-DE

Note: For other flange and feedthrough combinations, please contact us.


Weldable Version Selection Table

Number of Feedthroughs

Model

1

MT111-3B24-DE-WV


Related Components

Vacuum-side Connector + Pin

MT111-CON-3B24-PK

Vacuum Cable

MT165-KAPM Series

Straight Type Air-side Connector

MT111-CON-3B24-AIR

Madison Technology offers Push-Pull series vacuum feedthroughs, including models 0B4, 1B5, and 3B24. Compatible with CF and KF flanges, with weldable versions also available. We supply vacuum-side and air-side connector fittings, as well as corresponding cables. Custom combination feedthroughs are supported. If you don't see what you need, contact us at 15301310116 (also on WeChat).


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Madison Technology Co., Ltd
Address:1st floor, Building 11, Zhongguancun Software Park, Haidian District, Beijing
E-mail:sales@madison-tech.com
Tel:15301310116
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