G71B 70kV SPST HV Röle


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70kV, 10A, SPST-NC


Gigavac G71B 70kV SPST-NC High Voltage Relay

Gigavac G71B Single Pole Single Throw, SPST Relay Possibly the smallest 70kV relay in the universe, offer a normally closed contact feature relay.Inert gas dielectric provides low and stable contact resistance & multiple coil Voltage options which increases the compatibility with drive circuits Gas dielectric for improved hi-inrush and make into load switching.Tungsten contacts for long operational life.Compact design saves precious space while isolating 70kV. Rugged HV wire leads make installation easy

Main Contact SPST-NC (Form B)
Coil Voltage 12Vdc, 26.5Vdc, 115Vdc 
Contact Material (moveable/stationary) molybdenum/tungsten
Dielectric Inert Gas
Current, Continuous Carry Max                                                                                                    dc or 60 Hz 10A
Contact Voltage  Operating Max
dc 70kV
60 Hz RMS 30kV
Mechanical Life 500,000 cycles
Temperature Ambient Operating -55 to +85°C

Product Selection Table


x x


Coil Voltage  7 = 12 Vdc,Turret Terminal
8 = 26.5 Vdc,Turret Terminal
9 = 115 Vdc,Turret Terminal
High Voltage Connections 4 = Flying Leads, 12”
7 = Flying
Leads, 72”
8 = Flying
Leads, 36”
Mounting 1 = Threaded

Order Code Example: G71B741,12 Vdc,Turret Terminal,Flying Leads, 12”,Threaded


Check pdf for all details: 

GIGAVAC G71B High Voltage Relay

For other products please check product selection table: SPST Relays HV Relays

Gigavac GR5LTA-335


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