5.75” 5.32~5.38” 5.30” [146.0] [135.1~136.6] [134.6] Front View Dimensions are in inches [mm] Side View **NOTE: 2.00”  [50.8] Minimum depth required behind the panel opening to allow for power connector. 1.45”    1.08”    3.8” [96.5mm] Rear View http//www.maple-systems.com Maple Systems, Inc. Dimensional Outline, BLU300 Last revised July 1, 2004 Shielded DB9P male connector Panel cut-out Dimensions Panel-mounting (4) places snap-in clips, [36.8] [27.4] UP ALARM 5.79”  [147mm] Down Left Right Esc Shift F1 F2 F3 F4 F5 Enter Bottom View + BATTERY EXTENSION PORT 5.55”[140.9] Panel Thickness Range:0.25~.180” [0.6~4.6] Rubber Gasket 0.08” [2.0]