Laing ddc pump 12v ddc 1t approved fluids water water glycol mixture color black dimensions 62 x 62 x 38 mm input 10w manufacturer laing material stainless steel alumina hartcoal others 1x 3pin speedometer possible control range 6 13 2v dc power connector 4pin molex voltage 12v dc water inlet barbed fittings 8mm water outlet barbed fittings 8mm max discharge head good 2 to 4m max discharge head 3 7m max flow standard smaller than 500lh max flow 420l