Output sequencer for dual-level precision voltage ensures accurate linear output for gauges and dataloggers
User-selectable lambda or AFR display for gasoline fuel simplifies tuning and diagnostics
Compatible with Bosch LSU 4.9 wideband O2 sensors for 0.01% lambda accuracy and 100,000 km rated life
Integrated O2 sensor temperature monitor prevents premature sensor failure
Includes 3D printed case, pre-soldered PCB, and all necessary cable connectors for easy installation
Summarized by Shop
SLC Free 2 will only work with genuine Bosch LSU 4.9 sensors. Clone sensors are not compatible.
SLC Free 2 is the successor to our very popular SLC Free Open Source Wideband Lambda Controller. This new version requires much less assembly than the previous version. Most components are now surface mount and come pre-soldered to the PCB.
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