PVC COUPLER 1/2" FPT-FPT Pacific Bay Equipment Sale! from $1.45 Qty. Add to Cart This item is currently on backorder but you can still purchase it now and we'll ship as soon as more become available. Thermal - High Limit Switch PSI: 4000 1/2" FPT x FPT Temp: PVC Coupler AMP: 15 at 110V, AMP: 10 at 220V 1/4" Male Spade Lug Terminals Normally Closed UL / CSA Rated, Bimetal Switch Components Heavy-Duty Brass Housing - 7000 PSI Collapse Rating Normally used with other adjustable or fixed range thermostat which regulates water temperature Does not turn back on until water has cooled 50° - 70°F Operates as a safety device to shut off burner to prevent machine (water) overheating flashing to steam