4008-131-E65 – SHURFLO Fresh Water Pump, Automatic Demand Pump Internal By-Pass 3 Gallon Per Minute Shuts Off At 55 PSI 8.1 Inch Length x 4.9 Inch Width x 4.3 Inch Height 1/2 Inch NPMS Male Ports 24 Volt DC With Thermal Protection Can Run Dry Without Damage Without Strainer