General Electric GE THQB2120ST1

SPECIAL PURPOSE CIRCUIT BREAKER, THERMAL MAGNETIC; 2 POLE; 120 VAC; 20 AMPERE; INTERRUPTING RATING 10 KILOAMPERE; BOX TERMINAL; WIRE SIZE 14 TO 8 AWG (COPPER), 12 TO 8 AWG (ALUMINUM); APPLICATION HEATING, AIR CONDITIONING AND REFRIGERATION