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ST Series Sump Pumps

 Energy Efficient Sump Pumps

ST Series Sump Pumps

Download Manual  Download PDF

Other PHCC Sump Pumps Available:
S3 Series
S5 Series

 

 Models
ST1033 - ⅓ HP submersible sump pump
ST1050 - ½ HP submersible sump pump

Includes Dual Float Switch and standard controller DFC1

Features

  • Cast iron/cast aluminum construction
  • Energy efficient permanent split capacitor (PSC) motor
  • Piggy-back dual float switch with protective cage
  • Continuous duty rated
  • Stainless steel shaft
  • Dual carbon/ceramic seals
  • 10’ cord, pump and controller
  • Will fit in 10” diameter sump pit
  • 18-month warranty
  • Water cooled - no oil
Specifications  Dimensions  Energy Savings  Pump Construction
Flow Chart  Included with System
Specifications
Pump
ST1033
ST1050
Flow @ 0 ft Head
4100 GPH/68.3 GPM
5300 GPH/88.3 GPM
Flow @ 10 ft Head
2770 GPH/46.1 GPM
3630 GPH/60.5 GPM
Max Head
31’ (9.4 M)
36’ (11.0 M)
Strainer
Chrome plated steel
Chrome plated steel
Discharge
1 ½”
2”
Motor HP/Type
⅓ HP - PSC Motor
½ HP - PSC Motor
Voltage
115V, 60Hz
115V, 60Hz
Amp. Draw @ 10 ft Head
3.8 Amps
4.8 Amps
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Dimensions
Pump
ST1033
ST1050
Width
7½” (19.1 cm)
10” (25.4 cm)
Depth
5” (12.7 cm)
6½”; (16.5 cm)
Height
13¾” (34.9 cm)
16¼” (41.3 cm)
Weight
17 lbs (7.7 Kg)
28 lbs (12.7 Kg)
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Energy Savings
  • Permanent split capacitor (PSC) motor and dual ball bearings
    allow for lower amp draw
  • ST Series will save on average of $57 per year (assumes industry average of 9.5 amps for ⅓ HP pumps and 10.5 amps for ½HP pumps, $0.12 per kilowatt hour and running time of 5 minutes per hour)
  • Pump will pay for itself in just a few years
  • The ST1033 pumps 6.1 gallons per watt hour (G/Wh) used, which is 172% more efficient than the competitive average of 1/3 HP sump pumps.
  • The ST1050 pumps 6.3 gallons per watt hour (G/Wh) used, which is 138% more efficient than the competitive average of 1/2 HP sump pumps.
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Pump Construction
St Sump Pump Cutaway
  1. Permanent split capacitor increases energy efficiency
  2. Cast iron/cast aluminum housing
  3. Chrome plated steel strainer
  4. Stainless steel shaft and fasteners won't rust
  5. Upper and lower sealed ball bearings
  6. Water cooled; no oil to leak
  7. Thermally protected
  8. Two carbon ceramic shaft seals
  9. 1½” outlet (ST1033), 2” outlet (ST1050)
  10. Balanced cast iron impeller
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Flow Chart
St Sump Pump Flow Chart
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Included with System
  1. Pump with 10’ cord
  2. Dual float with standard controller (DFC1) w/ 10’ cord
  3. Stainless steel hose clamp
  4. ST1050 includes 2” to 1 ½” reducer
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