Aquastat Well 1/2" Brass Construction Specifications: • Inlet/Outlet 1/2" • Connection FNPT x FNPT, 3/4" • Max. Pressure (PSI) 100 • Adjustment Range (PSI) 10 To 25 • Max. Temp. (F) 212 • Height (In.) 5-3/8 • Length (In.) 3-1/2