Sensata Technologies
Gigavac G81C345 HV Relay
Product Code:G81C345
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Product Description
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Gigavac G81C345 HV Relay
Gigavac G81C345 SPDT High Voltage Relay - 10kV / 10A
The **Gigavac G81C345** is a high-performance Single Pole Double Throw (SPDT) high-voltage relay, precision-engineered for superior isolation and reliable switching in demanding power systems. Capable of handling peak voltages up to **10kV** and offering carry currents up to **10 Amps**, this vacuum-sealed relay ensures exceptionally low (0.05 Ohms) and stable contact resistance. With its rapid 10ms operate and release times and an impressive mechanical life of **2 million cycles**, the G81C345 is an essential component for high-voltage power supplies, RF communication, and medical electronics where safety and long-term durability are critical.
Product Highlights
- High Isolation: Rated for 10kV Peak (DC or 60Hz) isolation performance
- SPDT Configuration: Versatile Single Pole Double Throw switching arrangement
- Optimized Carry Current: Continuous carry capability of 5A to 10A
- Vacuum Dielectric: Hermetically sealed for stable and low contact resistance
- Symmetrical Switching: Fast 10ms maximum operate and release time
- Extended Durability: Engineered for a mechanical life of 2,000,000 cycles
Fields of Use
- High-Voltage Power Supply Control and Distribution
- Medical Electronics (MRI, X-Ray, and Diagnostic Equipment)
- Radio Frequency (RF) Antenna Switching Systems
- Precision Test and Measurement Instrumentation
- Capacitor Discharge and Pulse Power Circuits
- Defense and Aerospace Communication Infrastructures
Technical Specifications
| Contact Arrangement | Single Pole Double Throw (SPDT) |
|---|---|
| Voltage Rating (Peak) | 10 kV Peak (DC or 60Hz) |
| Max Carry Current | 5, 10 Amps (DC or 60Hz) |
| Max. Contact Resistance | 0.05 Ohms |
| Max Operate Time | 10 ms |
| Max Release Time | 10 ms |
| Mechanical Life | 2,000,000 Cycles |
| Dielectric Strength | Vacuum Sealed for High Reliability |
Technical Datasheet
Download the official Gigavac G81C345 datasheet for comprehensive technical documentation, including terminal configurations, dimensional drawings, and RF performance data.