crouzet-control, 99776602, impulse-counter-6-digit-115vac,

CROUZET CONTROL 99776602 IMPULSE COUNTER, 6 DIGIT, 115VAC

newport-electronics, p6100a, frequency-meter-6-digit-230vac,

NEWPORT ELECTRONICS P6100A FREQUENCY METER, 6 DIGIT, 230VAC

red-lion-controls, paxlc600, multifunction-counter-6-digit,

RED LION CONTROLS PAXLC600 MULTIFUNCTION COUNTER, 6 DIGIT