diff --git a/Solver/TESTCASES/box_maxwell.geo b/Solver/TESTCASES/box_maxwell.geo
new file mode 100644
index 0000000000000000000000000000000000000000..03dd0c37f06df77588eed413684d318939df5525
--- /dev/null
+++ b/Solver/TESTCASES/box_maxwell.geo
@@ -0,0 +1,28 @@
+C = 0.6;
+Lup = 0.6;
+L = 0.6;
+lc = .05;
+
+Point(1) = {0.0, 0.0, -Lup, lc};
+Point(2) = {C  , 0.0, -Lup, lc};
+Point(3) = {C  , C  , -Lup, lc};
+Point(4) = {0.0, C  , -Lup, lc};
+
+Line(1) = {1,2};
+Line(2) = {2,3};
+Line(3) = {3,4};
+Line(4) = {4,1};
+
+
+Line Loop(4) = {1,2,3,4};
+Plane Surface(5) = {4};
+
+Extrude {0,0,L} {
+  Surface{5};
+}
+
+Physical Surface("inlet") = {5};
+Physical Surface("outlet") = {27};
+Physical Surface("wall") = {14,22};
+Physical Surface("symmetry") = {26,18};
+Physical Volume("volume") = {1};