RV Propane Regulator – Flame King Auto Changeover 2 Stage 12in Pigtails
For RVs with dual propane tanks; it automatically switches from primary to reserve tank when the primary tank is empty. UL Listed Regulator, inlets are 1/4″ SAE inverted flare and the outlet is 3/8″ NPT female pipe thread; rated for 345,200 BTU.