Rated voltage: DC 12 V; Flow rate: 400 mL/min; Self-priming power: 40 kPa; Usable pressure range: 0 - 100 kPa; Maximum pressure: 300 kPa; Maximum current: 900 mA; Rated time: continuous; Service time: 6,000 hours (MTTF); Inlet size: φ5.4 (outer diameter). 4 (outer diameter) Coil insulation class: A type equivalent; Contact material: Plastic/PA (polyamide), Rubber/FKM (fluorine rubber), Diaphragm/PTFE (fluorine resin); Liquid temperature: 12-122°F (5-50°C) (do not freeze); Operating temperature: 12.0 - 104°F (5-40°C) (non-condensation); Weight: 230 g)