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diff --git a/Marlin/src/pins/ramps/pins_K8400.h b/Marlin/src/pins/ramps/pins_K8400.h
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+/**
+ * Marlin 3D Printer Firmware
+ * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ *
+ * Based on Sprinter and grbl.
+ * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm
+ *
+ * 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 <https://www.gnu.org/licenses/>.
+ *
+ */
+#pragma once
+
+/**
+ * Velleman K8400 (Vertex)
+ * 3DRAG clone
+ *
+ * K8400 has some minor differences over a normal 3Drag:
+ *  - No X/Y max endstops
+ *  - Second extruder step pin has moved
+ *  - No power supply control
+ *  - Second heater has moved pin
+ */
+
+#define BOARD_INFO_NAME         "K8400"
+#define DEFAULT_MACHINE_NAME    "Vertex"
+
+#include "pins_3DRAG.h"
+
+//
+// Limit Switches
+//
+#define X_STOP_PIN                             3
+#define Y_STOP_PIN                            14
+
+#undef X_MIN_PIN
+#undef X_MAX_PIN
+#undef Y_MIN_PIN
+#undef Y_MAX_PIN
+
+//
+// Steppers
+//
+#undef E1_STEP_PIN
+#define E1_STEP_PIN                           32
+
+//
+// Heaters / Fans
+//
+#undef HEATER_1_PIN
+#define HEATER_1_PIN                          11
+
+//
+// Misc. Functions
+//
+#undef PS_ON_PIN
+#undef KILL_PIN
+#undef SD_DETECT_PIN
+
+#if Z_STEP_PIN == 26
+  #undef Z_STEP_PIN
+  #define Z_STEP_PIN                          32
+#endif