Vacuum Feedthroughs & More

Coaxial Feedthrough

Drop-in Options

Revolutionize your vacuum gauge experience with us!

INFICON offers for special demand our BNC/MHV coaxial feedthroughs, based on MIL-C-39012A, is available in ISO-KF and CF-F flanges and in 5 different specification ranges.

Advantages

Based on MIL-C-39012A
Voltage up to 5 kV DC
With atmospheric connector
2011/65/EU RoHS compliant

Specifications

BNC DN16 ISO-KF

MHV DN16 ISO-KF

BNC DN16 CF-F

MHV DN16 CF-F

MHV DN40 CF-F

Vacuum connection		DN 16 ISO-KF

Number of feedthroughs		1

Voltage
AC, 50 Hz	kV	0.35
DC	kV	0.5

Current	A	3

Frequency	MHz	150

Impedance	Ω	50-60

Insulation resistance at 20°C	Ω	10¹⁰

Tightness	mbar•l/s	1 × 10^-9

Pressure (absolute) ¹⁾		1 x 10^-8 mbar … 2.5 bar

Material
Housing, flange, conductor		stainless steel
Feedthrough, seal		Al₂O₃

Bakeout temperature
With connector	°C	50
Without connector	°C	200

Standard connection
Atmospheric connector		UG 88/U
Cable		RG 58/U

Weight	kg	0.1

1) Pressure at 400 °C: 2 bar

Vacuum connection		DN 16 ISO-KF

Number of feedthroughs		1

Voltage
AC, 50 Hz	kV	3.5
DC	kV	5

Current	A	3

Frequency	MHz

Impedance	Ω

Insulation resistance at 20°C	Ω	10¹⁰

Tightness	mbar•l/s	1 × 10^-9

Pressure (absolute) ¹⁾		1 x 10^-8 mbar … 2.5 bar

Material
Housing, flange, conductor		stainless steel
Feedthrough, seal		Al₂O₃

Bakeout temperature
With connector	°C	50
Without connector	°C	200

Standard connection
Atmospheric connector		UG 932/U
Cable		RG 59/U

Weight	kg	0.1

1) Pressure at 400 °C: 2 bar

Vacuum connection		16 ISO-CF-F

Number of feedthroughs		1

Voltage
AC, 50 Hz	kV	0.35
DC	kV	0.5

Current	A	3

Frequency	MHz	150

Impedance	Ω	50-60

Insulation resistance at 20°C	Ω	10¹⁰

Tightness	mbar•l/s	1 × 10^-10

Pressure (absolute) ¹⁾		1 x 10^-10 mbar … 10 bar

Material
Housing, flange, conductor		stainless steel
Feedthrough, seal		Al₂O₃

Bakeout temperature
With connector	°C	50
Without connector	°C	400

Standard connection
Atmospheric connector		UG 88/U
Cable		RB 58/U

Weight	kg	0.14

1) Pressure at 400 °C: 2 bar

Vacuum connection		16 ISO-CF-F

Number of feedthroughs		1

Voltage
AC, 50 Hz	kV	3.5
DC	kV	5

Current	A	3

Frequency	MHz

Impedance	Ω

Insulation resistance at 20°C	Ω	10¹⁰

Tightness	mbar•l/s	1 × 10^-10

Pressure (absolute) ¹⁾		1 x 10^-10 mbar … 10 bar

Material
Housing, flange, conductor		stainless steel
Feedthrough, seal		Al₂O₃

Bakeout temperature
With connector	°C	50
Without connector	°C	400

Standard connection
Atmospheric connector		UG 932/U
Cable		RG 59/U

Weight	kg	0.14

1) Pressure at 400 °C: 2 bar

Vacuum connection		40 ISO-CF-F

Number of feedthroughs		3

Voltage
AC, 50 Hz	kV	3.5
DC	kV	5

Current	A	3

Frequency	MHz

Impedance	Ω

Insulation resistance at 20°C	Ω	10¹⁰

Tightness	mbar•l/s	1 × 10^-10

Pressure (absolute) ¹⁾		1 x 10^-10 mbar … 10 bar

Material
Housing, flange, conductor		stainless steel
Feedthrough, seal		Al₂O₃

Bakeout temperature
With connector	°C	50
Without connector	°C	400

Standard connection
Atmospheric connector		UG 932/U
Cable		RG 59/U

Weight	kg	0.5

1) Pressure at 400 °C: 2 bar

Download full specifications

Part Number

Part Number	Description

214-151	Coaxial Feedthroughs, BNC DN16 ISO-KF

214-152	Coaxial Feedthroughs, MHV DN16 ISO-KF

214-155	Coaxial Feedthroughs, BNC DN16 CF-F

214-156	Coaxial Feedthroughs, MHV DN16 CF-F

214-157	Coaxial Feedthroughs, MHV DN40 CF-F