WUF1825 Whale Self-Priming Universal Pump 24Volt 18Litre/m 40psi (53 ratings) £144.95 Quantity: at £144.95 each Add To Basket UF1825 - UNIVERSAL AUTOMATIC PUMP FOR LAND BASED & MARINE USE UF1825 - An innovative design Quad pump from Whale. BUILT IN PRESSURE SWITCH, Self primes to 3m with flows of 8, 12 & 18 litres per minute. SMOOTH FLOW designed to pump sufficient water that flows smoothly and efficiently. QUIET designed for noise absorption to give quieter operation. FULLY ENCLOSED motor, wires & pressure switch (setting is not adjustable). LOW POWER CONSUMPTION energy efficient and kind to batteries. Now includes filter and 15mm push fit connections, adaptors for 1/2 hose available.