Laing Thermotech SM303 Circulating Pumps and Parts for hot tub spas

Laing thermotech SM 303 series spa pumps and parts.
The laing 303 series pump was used on early hot spring and watkins spas.
Watkins part # MASM-303
These little pumps are easily rebuilt with the rotor kit, part # 9453 listed below. The complete pump is a 115 volt motor
Various models with different fittings are avail as listed

Model	Part #	Price
SM-303-NH-3/4" (115V) two hose fittings	9406	$160
SM-303-NH/T-1/2" (115V) one hose one threaded	9026	$160
SM-303-NT-1/2" (115V) two threaded fittings	9698	$160
Replacement 3030 series rotor and o-ring only	9453	$80