AC STAG - 4 QBOX PLUS computer ECU

The AC STAG 4 QBOX plus control panel has, among others:

• OBD auto-adaptation, which, using signals from the vehicle's OBD system, ensures the optimal composition of the gas-air mixture,
• ISA3 Intelligent Autoadaptation System that modifies LPG injection times in real time. ISA3 also recognizes the operating mode of the injection system thanks to the preview of the lambda probe signal,
• Automatic error eraser that allows you to remove errors defined by the editor. Error deletion is done automatically without the need to use external OBD scanners,
• Built-in FLE fuel level emulator.

The AC STAG 4 QBOX plus control panel works with STAG mobile applications:

• STAG on the Road (for STAG installation users),
• GasComputer (for users interested in the operating parameters of the STAG installation),
• STAG Mobile (for professionals dealing with STAG installations).

The AC STAG 4 QBOX plus control unit is designed for sequential injection of LPG and CNG volatile gas used in engines with indirect petrol injection, with a maximum of four cylinders.

The AC STAG 4 QBOX plus control panel is built on a professional hardware platform equipped with a processor dedicated to automotive applications.

The STAG 4 QBOX plus control panel is:

• 32-bit processor,
• RAM memory 24 kB,
• flash memory 256 kB.

The AC STAG 4 QBOX plus control panel has the following approvals: E8 67R-01 4903, E8 10R-03 6616 and E8 110R-00 4904