EXCEL - EXL21A Excel Surge Arrestor 260V 5A/5KA PK10 - 21A

The Excel Surge Protector 21A is 3 pole over voltage gas discharge type surge protector with integral fail safe facility and a lower spark over-voltage thereby offering a greater level of protection (This has superseded the protector 14A). Gas Tube Arrestors protect electrical and electronic equipment from high voltage and current surges experienced during lightening strikes or switching and main faults. Manufactured in accordance with ISO9001:2000,UL approved to ANSI/UL 497B and TUV approved to EN 61643-311:2001. This range of Gas Tube Arrestors is approved for use in a variety of telecommunications applications and includes two and three electrode devices. - Compliant with EN62305 and ET101 - Fits into 10 way protector mount (5B) - Protects telephone circuits - Pack of 10