The Honeywell W13118 water content sensor is a professional oil moisture detection probe manufactured by Honeywell USA. It adopts integrated stainless steel probe with oil-resistant waterproof cable, which can be directly installed on marine fuel and lube oil pipelines. It continuously measures the water content inside oil medium and transmits real-time signal to separator control system, supporting automatic sludge discharge and water ingress alarm function for Alfa Laval and GEA marine oil separators.