diff --git a/Deployments/pi3B_rack.nix b/Deployments/pi3B_rack.nix
new file mode 100644
index 0000000..f78bb54
--- /dev/null
+++ b/Deployments/pi3B_rack.nix
@@ -0,0 +1,8 @@
+# Configuration common to all Raspberry Pi 3 Model B devices in the MIO rack
+
+{ config, pkgs, lib, ... }:
+
+{
+  networking.wireless.enable = false;  # Toggles wireless support via wpa_supplicant.
+
+}