An early strike from Matt Brian proved just to be a consolation.
Two goals in three minutes before half time turned the game on its head.
HT ECFC 1-2 Harrowby United
A third goal mid way through the second half for Harrowby was enough to see them through to the next round.
1 Andy Fretwell
2 Adam Bibby
3 Elliott Pitt
4 Carl Allsop
5 Jordan Leeming
6 Jack Havron
16 Dave Worger
8 Tim Adcock
9 Matt Brian
10 Bassey Okon
11 Daniel Guild
12 Greg Simmons
14 Kione Gordon
15 Jake Danby
17 Jason Westwood
7 Ryan Williams