• 14point7 DIY Sigma Lambda Controller Free 2

Price is inclusive import tax from the USA.

SCL 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.Soldering of; 2 molex connectors, and two 16 Pin headers, as well as constructing cables, is required. All components are included, you just have to supply cable/wiring. All cable connectors are included as well as a 3d printed case is included.Recommended cable specifications are; 4 conductor stranded 20 AWG and 6 conductor stranded 20 AWG 


Compatible with all fuel types

Lambda Range: 0.68[Lambda] linear to 1.36[Lambda]

0.01 Lambda accuracy without the need for any calibration

O2 Sensor Temperature Monitor 

Did you know that the most common cause of inaccuracies and premature O2 sensor failure is attributed to the O2 sensor temperature being improperly controlled? Only 14Point7 branded Wideband O2 Controllers are able to monitor O2 sensor temperature?

Linear output allows easy interfacing with gauges, fuel management systems, and dataloggers

Linear Output: 0[v]@0.68[Lambda] linear to 5[v]@1.36[Lambda], 10[AFR] linear to 20[AFR] equivalent for gasoline

Simulated Narrowband Output allows you to install a Wideband O2 Sensor in place of your Narrowband O2 sensor 

Switch point @ 1[Lambda], 14.7[AFR] equivalent for gasoline

SLC Free features an attractive 2 line backlight LCD display - displaying Lambda with 0.01[Lambda] resolution and displaying O2 sensor temperature with 1[C] resolution

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14point7 DIY Sigma Lambda Controller Free 2

  • Product Code: Sigma Lambda Controller Free
  • Availability: In Stock
  • 71.69€

  • Ex Tax: 59.25€

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