Channel Circuit Board Adapter, For Use With Grainger Item Number 7AA51, 7AA52, 7AR79, 7AR80, 7AR81, 7AR82, 7AR83, 7AR84, 7AR85, 7AR86, 7AR87, 7AR88, 7D837A, 7D838A, 7D839A, 7D840A, 7D841A, 7D842A, 7D843A, 7D844A, 7D845A, 7D846A, 7D847A, 7D848A, 7D849A, 7D851A, 7E256, 7E257, 7E258, 7E259, For Use With Mfr. Model Number DX2 Series, LS Series, Fits Brand Detroit Radiant