Product type
High Voltage Circuit Breakers & GIS
Hitachi Energy high voltage switching: dead tank and live tank breakers from 38kV to 1200kV, disconnecting circuit breakers, PASS hybrid modules that combine breaker, disconnector, earthing switch and instrument transformers in one bay, gas insulated switchgear and generator circuit breakers rated to 300kA.
Typical applications
Where this equipment goes
- Transmission and distribution substations
- Generator protection at power stations
- Substations with a constrained footprint
- Substation expansion and bay additions
- Oil breaker replacement programs
What we quote
High Voltage Circuit Breakers & GIS we represent
Everything below is a line we are factory-authorized to sell. Ratings shown are the manufacturer's published ranges. Send your specification and we will confirm what fits.
Hitachi Energy
High Voltage (PGHV)Circuit Breakers
- Dead Tank SF6: 38kV up to 550kV
- Live Tank: 72.5kV up to 1200kV
- Disconnecting Breaker: 72.5kV up to 550kV
Hybrid Breakers
- PASS 72.5kV up to 550kV: complete breaker with integral disconnector / earthing switches, voltage & current transformers
Gas Insulated Switchgear
- GIS Breakers 72.5kV up to 1200kV
Generator Circuit Breakers
- GCBs 50kA up to 300kA, up to 33,500A
Where we can sell it
HV Breakers & GIS territory
Our agreements are written by state and, in several cases, by ZIP code. High Voltage Circuit Breakers & GIS is available from us in the territories below. Open one to see the exact coverage and who to call.
Not sure whether your site falls inside the territory? Ask us and we'll confirm.
Related product types
Often quoted together
Disconnect Switches
Vertical break, center break, side break and pantograph switches up to 800kV, plus grounding switches.
IN · KY · OH · PA · WV
Substations, E-Houses & Grid Integration
Complete air insulated, gas insulated and mobile substations, E-houses and skid-mounted units.
IN · OH · KY · MI · NY · PA · WV
Instrument Transformers, Arresters & Capacitors
Current and voltage transformers, surge arresters, capacitor banks, harmonic filters and air core reactors.
IN · OH · KY · MI · NY · PA · WV
Substation Automation & Protective Relays
Protective relays, RTUs, SCADA, ADMS and digital substation control systems.
IN · OH · KY · MI · NY · PA · WV
Need a price on hv breakers & gis?
Send drawings, a one-line or a specification and we'll come back with factory pricing and lead time.