Roxburgh EMC, XEB Surge Suppressor Unit 250 V Maximum Voltage Rating Mains Protector

Contact suppressors comprising a resistor and capacitor in series improve contact life
May be connected across a switch or relay contacts to suppress interference generated when switching reactive loads
Self healing construction and self extinguishing case

These devices are designed for connecting directly across a mains supply but should NOT be used in positions where failure of the capacitor would expose anyone to electric shock.