Item # NNR110A, Liquid Level Control Board On Stephens Mfg. Co., Inc.

Liquid level control board, used in conjunction with item D. above. May be used for pump up or pump down applications.
Electrical rating: contacts are single pole double throw with a load rating of 10 amps resistive. Probe sensitivity adjustable from 4.7 K ohms to 47 K ohms. Standard power input to board 120 VAC, with other voltages available upon request.