SM-303-B Models

Click for Information and Pricing on Water Heating Circulation Pump

Features:

• Low flow provides minimal flow velocities thereby reducing the effect of pipe erosion and noise caused by vibration.
• Rated for temperatures to 220 degree F and line pressures to 150 PSI
• Requires only 33 watts of power
• Dry run cutout provided on pumps for hot water recirculation

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Material of Wetted Parts:

• Brass Housing
• 316 Stainless Steel Rotor and Separating Wall
• Noryl Impeller
• Ceramic Bearing Ball
• Carbon Graphite Bearing Cap
• EPDM O-Ring

Model

Volts

Cycle

Phase

Watts

Amps

Maximum. Pressure

Maximum Temperature

Weight (lbs.)

SM-303-B

115

60

1

33

0.30

150 PSI

230 degees`F

2.5

Ordering Information:

Standard pump configuration includes brass inline housing,
concealed capacitor, and internal terminal strip w/ wiring diagram for hard wiring.

Housing Connection Codes:
BS 1/2" - Brass inline housing with 1/2"sweat fittings
BT 1/2" - Brass inline housing with 1/2" NPT female thread fittings

Options Available:

• 6 ft. line cord with plug (115V models Only)
• 230V, 60Hz, 50Hz, and 24VAC motors
• Adjustable Thermostat (95-158F)

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