The S-4 High Compliance CW driver is compatible with QCL or ICL lasers from Alpes Lasers and is available either as a standalone driver or within a Kit combined the TC-3 Temperature controller, lasers and cables to constitue a complete light emitting source.
 
This version has a standard max current of 500 mA; maximum currents of 500 mA, 1A, 1.5A or 2A are also available.