BULKHEAD MOUNTED FOR REMOTE LOCATIONS; 13 CHANNELS; POWER REQUIREMENTS 115 VOLTS AC; CALIBRATION RANGE 0-50 MICRO MHOS; 27.880 IN. H; 17.440 IN. W; 11.310 IN. DP; CONFORMS TO MIL-S-15103 AND OPERATES IN CONJUNCTION WITH NAV SEA MANUAL SN-576-AA-MMA-010; USED IN CONJUNCTION WITH THE CONTROL UNIT P/N ICSB 15B