How many generations of MEM boards have there been, and does anyone know which of those has the "standard" size pin the board I have had nothing but hassle with getting breakers for has a "list" number BM61 and a product code of 08309 it has 12mm pins but every breaker I have takes what looks like 8mm if anyone know how to resolve this I would be very gratefull, Eddy,s mmmmm we only have the "grey" ones mate ????? wtf does that mean, city,? forget it and as for MEM its impossible to get anyone from this planet on the phone