Low-cost, complete wideband O2 Controller suitable for universal integration or stand-alone applications.

Features:

• Size 43x36mm 
• AEC Q100 graded
• Bosch O2 wideband IC
• Compatible with Bosch LSU 4.9
• Utilizes Bosch LSU 4.9's built-in calibration resistor; does not require Free Air Calibration
• Operating Voltage 8-18V@3A 
• Integrated 5v Power Supply
• Linear Output: 0V = AFR 20.00. 5V = AFR 10.00
• Visual LED status 
• External ground triggered start posisibility

• Optional I2C-O-Led display to monitor real time temp and lambda values
• LEAN-BURN version
• LSU 4.2 support