This small circulation pump (Watkins PN 74427 NEW E5 circ. pump) is used in all model Tiger River spas and Hot Spring Spas 1996 to Current. The pump DOES NOT come with a cordset, so you will have to use the one from your existing pump. If a new one is required please call our store, or write note in comment section of ordering process. We only sell NEW pumps, no rebuilds. Replaces the Silent Flo 5000 or earlier models.