AMT 12SP10C-1P 1 1/4" Cast Iron Self-Priming Centrifugal Pump, Maximum Flow 130 GPM, Maximum Working Pressure 125 PSI, Maximum Temperature 180 F, Maximum Head 100 Ft, EPDM/EPR Mechanical Seal, Shaft Seal in EPDM/EPR. This line of AMT Self-Priming Centrifugal Pump is designed for industrial and commercial applications requiring high volume liquid transfer, waste water drainage and chemical processing. These Pump feature a self-cleaning clog resistant impeller capable of handling up to 3/8" diameter semi-solid and EPDM/EPR seals for liquid chemical transfer with specific gravities up to 1.2. (Verify chemical capability with liquids) Built-in check valve enables consistent self-priming to 20 feet. Dual volute design reduces radial load on motor. Pump features a 1 HP Dual cycle 50/60 Hz, 1 Phase, 115-208/230 VAC/60 Hz, TEFC (Totally Enclosed, Fan Cooled), 56J Frame motor. Cast Iron Construction with EPDM/EPR Mechanical Seals; Built-in Check Valve for Fast Priming;; Maximum Working Pressure 125 PSI; Self-primes to 20 Ft.; Self-cleaning, Clog Resistant Impellers; Easy Cleanout Pull From Rear Design Designed to handle liquids of specific gravities up to 1.3; Do Not Use With Petroleum Based Liquids! NOTE: Dimensions are in inches and have a tolerance of +/- 1/4". NOTE: Electric supply for ALL motors must be within +/-10% of nameplate voltage rating (e.g. 230V +/-10%= 207 to 253).