Surge protective devices (SPD) protect equipment from abnormal voltage caused by lightning.

R26

SPD for AC power supply or communication/signal/telephone line.

- Two electrode ceramic tube
- 5kA impulse current capacity

R28

SPD for AC power supply or communication/signal/telephone line.

- Two electrode ceramic tube
- 10kA impulse current capacity

R28-S

SPD for AC power supply or communication/signal/telephone line.

- Two electrode ceramic tube
- 20kA impulse current capacity

R36

SPD for AC power supply or communication/signal/telephone line.

- Three electrode ceramic tube
- 5kA impulse current capacity

R38

SPD for AC power supply or communication/signal/telephone line.

- Three electrode ceramic tube
- 10kA impulse current capacity

RA-C6

SPD for AC power supply, communication/signal/telephone line or static electricity.

- Glass tube
- Small size

RA-MX-V7-Y/Y(5)

SPD for AC power supply.

- Glass tube
- 3mm smaller than RA-MX-V7 series

RA-MX-V7-Y(SJQ)

SPD for AC power supply.

- Glass tube
- 3mm smaller than RA-MX-V7(SJQ) series

RA-V7

SPD for AC power supply.

- Glass tube
- Small size for compact circuit design

RAV-LD

SPD for DC power supply, communication/signal/telephone line or static electricity.

- Three electrodes
- Built-in varistor

RAV-L-A

SPD for DC power supply, communication/signal/telephone line or static electricity.

- Built-in varistor