A common flow thru heater fitted to many spas and hots tubs manufactured in the far east.
This is the smaller 13" unit with a 3.0kW incoloy element.
This heater unit has a in built hi-limit reset switch. Ensure when installing that there is adequate water flow to generate back pressure for the sensor.
These heaters can replace failed Rooster units , but may require a plumbing alteration
Top Tip: 1.5", 2.0" & 2.5" union connection sizes are just terms coined by the hot tub industry, the actual inside diameter of a heater connection is as follows.
|Flow||Determined by PSI switch|
|Supply V/Hz||230v / 50Hz|
|Sensor Type(s)||Pressure Switch - Flow, Hi Limit - Probe, Temperature - Probe|
|Length (includes tails)||340 mm|
|Plumbing Connection||1.50'' (F) - 48mm ID|
|Compatiable Spa Pack||Other|
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