Laing Circ, Series E5, 115v/230v, 3/4"b, w/4ft Cord, OEM [SM-303-NHT]

3/4" barb x MPT - Obsolete - replaced with E5 series pump

• Manf#: SM-303-NHT
• Volts: 115
• Inlet x Outlet: Barb x MPT

Replaces: 

• 100102 
• 402643 
• 611452 
• 733886902600 
• 733886940602  
• 74427 
• 9026 
• 9406 
• E5-NSHNNN3W 
• LAISM303NH3/4 
• LAISM303NHT 
• SM303NH-75 
• SM303NHT

Non-OEM replacement for all models of Watkins® Silentflo® circulation pumps used in Hot Spring, Tiger River & Limelight spas from 1986 to 2012.

The Laing Series E5 circulation pump is compact and lightweight, less than 5 lbs. It is whisper quiet and highly efficient using only 50 Watts of power. The Laing Series E5 is specifically designed for water circulation and is rated for temperatures up to 140° F and line pressure up to 50 PSI. It is equipped with a high density ceramic bearing ball and a carbon graphite bearing cap that allows for continuous operation. Embedded microprocessor control gives protection against dry run conditions.

Made with 3/4"barb inlet/outlet and equipped with a 4ft power cord. This pump can be used to replace the discontinued Laing SM-303 (E3).

Inlet	Outlet	Voltage	Amperage	Gallons Per Minute(GPM)
3/4"barb	3/4"barb	115v/230v	0.58 A	10 GPM

 

Accessory Pump Type	Circulation
Manufacturer	Laing Thermotech
Pump Model	E5
Speed	1 Speed (1-Spd)
Motor Voltage	115v/230v
Drain Plug Location	None
Suction Style	Center
Suction Connection Type	Smooth Barb (sb)
Suction Pipe Size	3/4"
Discharge Style	Side
Discharge Connection Type	Smooth Barb (sb)
Discharge Pipe Size	3/4"
Motor Amperage/Wattage	50w