Precision-fit switch guard for the Carrier APX Display Module Controller (OEM #12-00663-75). Aftermarket alternative to OEM guard 76-00908-50 — in stock and ships same day, no dealer required. The locking screw design spans across the ON/OFF switch face, preventing unintended activation from vibration, contact, or cab activity, keeping your refrigeration unit running without interruption.A simple, low-cost addition that prevents costly temperature excursions from accidental shutoffs. Fits the Carrier APX display on X4 (7500, 7300, 6500), X3 (2500), X2 (2100, 2500), and Vector (8500, 8600, 8610MT) refrigeration units. Compatible with any truck make pulling a reefer with the Carrier APX system.Maintaining a Kenworth or Peterbilt? We also stock the A13-1016 flange bushing for PACCAR platforms — and our full parts catalog covers cab fairings, mounting hardware, and more.COMPATIBILITY CHART Series Models X4 Series 7500 · 7300 · 6500 X3 Series 2500 X2 Series 2100 · 2500 Vector Series 8500 · 8600 · 8610MT Have questions? Contact us – Bushido PerformanceNeed bulk pricing? Wholesale Signup – Bushido Performance