March Pumps LC-3M-MD / PML500 – 510 GPH – 115V – Submersible A/C Pump
Delivering 510 gallons per hour at 115 volts, the March Pumps LC-3M-MD / PML500 provides submersible AC pumping. Its compact flow rating supports compatible water-transfer systems, helping circulate or move fluid where direct submersible installation is required.
Description
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March Pumps LC-3M-MD / PML500 (115V) Marine Pump Specs
| Brand | March Pump |
| Full Model Code / Part Number | LC-3M-MD / PML500 (115V) |
| Country of Origin | USA |
| Pump Type / Design | Submersible Magnetic Drive Centrifugal Pump |
| Primary Marine Application | Marine Air Conditioning Seawater Cooling Circulation |
| Flow Rate Capacity (GPH / GPM / LPH) | 510 GPH (8.5 GPM / 1930 LPH) |
| Maximum Head / Discharge Height (ft / m) | 19 ft (5.8 m) |
| Maximum Operating Pressure (PSI / bar) | 50 PSI (3.4 bar) |
| Voltage & Power Specification | 115V AC, 50/60 Hz, Single-Phase |
| Current Draw / Amperage (A) | 1.1 A |
| Inlet Port Size & Connection Type | 3/4" FPT (Female Pipe Thread) |
| Outlet Port Size & Connection Type | 1/2" MPT (Male Pipe Thread) |
| Self-Priming Capability & Lift Height | Non-Self-Priming (Requires Flooded Suction) |
| Submersible Rating & Enclosure Type | IP68 Submersible (Epoxy Encapsulated Motor) |
| Impeller Material & Design | Polypropylene Impeller |
| Housing & Wetted Materials | Polypropylene, Ceramic Magnet & Shaft, Buna-N O-Ring |
| Maximum Fluid Temperature Rating (°C / °F) | 54°C (130°F) Submerged / 88°C (190°F) Air |
| Thermal Overload & Run-Dry Protection | Integrated Thermal Overload Cutoff & Ignition Protected |
| Dry Weight (kg / lbs) | 2.7 kg / 6.0 lbs |
| Standard Warranty | 1 Year |












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