Ric wrote:

Some of the anti-surge ones do have a warranty against damage to equipment
resulting from it failing to prevent a surge that it should have. It may
well be the case that opening the unit and replacing the flex would
invalidate this warranty.

Thanks for the warning,
but this is a cheapo Micromark extension lead (costing 12euro)
with no mention of any warranty.

--
Timothy Murphy
e-mail (80k only): tim /at/ birdsnest.maths.tcd.ie
tel: +353-86-2336090, +353-1-2842366
s-mail: School of Mathematics, Trinity College, Dublin 2, Ireland