diff --git a/boxes/generators/dinrailbox.py b/boxes/generators/dinrailbox.py
new file mode 100644
index 0000000..90348d4
--- /dev/null
+++ b/boxes/generators/dinrailbox.py
@@ -0,0 +1,145 @@
+#!/usr/bin/env python3
+# Copyright (C) 2013-2020 Florian Festi
+#
+#   This program is free software: you can redistribute it and/or modify
+#   it under the terms of the GNU General Public License as published by
+#   the Free Software Foundation, either version 3 of the License, or
+#   (at your option) any later version.
+#
+#   This program is distributed in the hope that it will be useful,
+#   but WITHOUT ANY WARRANTY; without even the implied warranty of
+#   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+#   GNU General Public License for more details.
+#
+#   You should have received a copy of the GNU General Public License
+#   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+from boxes import *
+
+
+class DinRailEdge(edges.FingerHoleEdge):
+
+    def __init__(self, boxes, settings, width=35.0, offset=0.0):
+        super(DinRailEdge, self).__init__(boxes, settings)
+        self.width = width
+        self.offset = offset
+
+    def startwidth(self):
+        return 8 + self.settings.thickness
+
+    def __call__(self, length, bedBolts=None, bedBoltSettings=None, **kw):
+        with self.saved_context():
+            self.fingerHoles(
+                0, self.burn + 8 + self.settings.thickness / 2, length, 0,
+                bedBolts=bedBolts, bedBoltSettings=bedBoltSettings)
+
+        w = self.width
+        o = self.offset
+        l = length
+        self.polyline((l-w)/2-o, 45, 2.75*2**.5, 90, 2.75*2**.5, -45, .5, -90,
+                      w+0.25,
+                      -90, 1, 30, 5*2*3**-.5, 60, (l-w)/2+o-3.25)
+
+        
+class DinRailBox(Boxes):
+    """Box for DIN rail used in electrical junction boxes"""
+
+    ui_group = "Box"
+
+    def latch(self, l, move=None):
+
+        t = self.thickness
+        tw = l+3+6+t
+        th = 8
+
+        if self.move(tw, th, move, True):
+            return
+
+        self.moveTo(tw, th, 180)
+        self.polyline(2, 90, 0, (-180, 1.5), 0, 90, l+1.2*t, 90,
+                      3, -90, 1, 30, 2*2*3**-.5, 90, 4.5*2*3**-.5, 60,
+                      4+1.25, 90, 4.5, -90, t+4, -90, 2, 90, l-.8*t-9, 90, 2, -90, 5+t, 90, 4, 90)
+
+        self.move(tw, th, move)
+        
+    def __init__(self):
+        Boxes.__init__(self)
+
+        self.addSettingsArgs(edges.FingerJointSettings, surroundingspaces=.8)
+
+        self.buildArgParser(x=70, y=90, h=60)
+        # Add non default cli params if needed (see argparse std lib)
+        self.argparser.add_argument(
+            "--rail_width",  action="store", type=float, default=35.,
+            help="width of the rail (typically 35 or 15mm)")
+        self.argparser.add_argument(
+            "--rail_offset",  action="store", type=float, default=0.,
+            help="offset of the rail from the middle of the box (in mm)")
+
+    def spring(self):
+        t = self.thickness
+        l = min(self.x/2-1.5*t, 50)
+        self.moveTo(self.x/2-l, -6-t, 0)
+        self.polyline(l+0.525*t, 90 , 6, 90 , 1.1*t, 90, 3, -90, l-0.525*t,
+                      180, l-0.525*t, -90, 1+0.1*t, 90, t-0.5, -90, 2)
+
+    def lid_lip(self, l, move=None):
+        t = self.thickness
+        tw, th = l+2, t+8
+
+        if self.move(tw, th, move, True):
+            return
+        self.moveTo(1, t)
+        self.edges["f"](l)
+
+        poly = [0, 90, 6, -60, 0, (120, 2*3**-.5), 0, 30, 2, 90, 5,
+                      (-180, .5), 5, 90]
+        self.polyline(*(poly+[l-2*3]+list(reversed(poly))))
+
+        self.move(tw, th, move)
+
+    def lid_holes(self):
+        t = self.thickness
+        self.rectangularHole(0.55*t, 7, 1.1*t, 1.6)
+        self.rectangularHole(self.x-0.55*t, 7, 1.1*t, 1.6)
+
+    def render(self):
+        # adjust to the variables you want in the local scope
+        x, y, h = self.x, self.y, self.h
+        w = self.rail_width
+        o = self.rail_offset
+        t = self.thickness
+
+        # lid
+        self.rectangularWall(x, y, "EEEE", callback=[
+            lambda:self.fingerHolesAt(.55*t, .05*t, y-.1*t, 90), None,
+            lambda:self.fingerHolesAt(.55*t, .05*t, y-.1*t, 90), None],
+            move="right")
+        
+        self.lid_lip(y-.1*t, move="rotated right")
+        self.lid_lip(y-.1*t, move="rotated right")
+        # floor
+        self.rectangularWall(x, y, "ffff",
+                             callback=[
+                                 lambda:self.fingerHolesAt(0, (y-w)/2-0.5*t+o-9, x, 0)],move="right")
+
+        # Change h edge to 8mm!
+        self.edges["f"].settings.setValues(t, False, edge_width=8)
+        dr = DinRailEdge(self, self.edges["f"].settings, w, o)
+
+        self.rectangularWall(y, h, [dr, "F", "e", "F"],
+                             ignore_widths=[1, 6], move="rotated right")
+        self.rectangularWall(y, h, [dr, "F", "e", "F"],
+                             ignore_widths=[1, 6], move="rotated mirror right")
+        self.rectangularWall(x, h, ["h", "f", "e", "f"],
+                             callback=[None, None, self.lid_holes],
+                             ignore_widths=[1, 6], move="up")
+        self.rectangularWall(x, h, ["h", "f", "e", "f"],
+                             ignore_widths=[1, 6], callback=[
+                                 self.spring, None, self.lid_holes],
+                             move="up")
+
+
+        self.rectangularWall(x, 8, "feee", callback=[
+            lambda:self.rectangularHole(x/2, 2.05-0.5*t, t, t+4.1)], move="up")
+        self.latch((y-w)/2+o, move="up")