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We will be closed from Wednesday 24th December 2025 until Friday 2nd January 2026. Any orders placed after 3PM on Tuesday 23rd December 2025 will not be processed until we reopen. Thank you for your continued support and we wish all our customers a very Merry Christmas and a Happy New Year!

Niglon

View a range of obsolete Niglon RCD’s online with Electrical Discounted Supplies today. Despite the now discontinued design each of these residual current devices still has a Type A rating meaning they can respond to both AC (Alternating Current) and pulsating DC (Direct Current) components. Furthermore, with both 2 and 4 pole variants across various amperages there is an RCD for every requirement.

Remember everything shown below is now obsolete and no longer made, so make sure to grab them whilst stocks last!