Available in:
US
Latin America
Ref:
SI83UL02UN12 (120v) & SI83UL02UN23 (230v)

Sauermann engineers have redesigned the tank pump from the inside-out, making the Si-83 more durable, compact, and powerful than any other tank pump in its class, all while redefining just how easy tank pump installation and maintenance can be in the field. The Si-83 even comes with a customized Smartphone App that makes installation both simple and intuitive.

Built-In Safety Switch

Quick Installation

Exceptional Durability and Reliability

Easy to Maintain

Technical details

  • Max discharge head
    21 ft
  • Mains supply
    120 V~ 60 Hz - 84 W – 1.7 A (SI83ULx2UN12). 230 V~ 60 Hz – 1.25 A (SI83ULx2UN23)
  • Operation conditions
    7 % non-continuous
  • Max condensate temperature
    130 °F
  • Max condensate acidity
    pH > 2.5 (Gas condensing boilers)
  • Color
    Black, blue
  • Tank volume
    0.5 ft³
  • Weight
    4 pounds
  • Master pack quantity
    5
  • Safety switch
    NC 5A - 42 V peak
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Pump Dimensions

  • Length
    Width
    Height
  • Pump
    11 5/16 inches
    5 3/4 inches
    5 5/16 inches
  • Packaging
    12 3/8 inches
    5 15/16 inches
    6 7/8 inches
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Safety standards

  • UL/CSA by Intertek
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ROHS and WEE directives

  • Compliant
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1 One-piece centrifugal pump with ½ gallon (2 l) tank
1 Integrated barb end check valve, Ø ext. 3/8” (10 mm)
1 6’ (1.8 m) power cord, US plug
1 Built-in safety switch, 3’ (1 m) wires, bare ends
1 Adaptor int. Ø 5/8”- 3/4”- 1” - 1 1/4”- 1 1/2” (15/17 mm - 20 mm - 24/25 mm - 32 mm - 40 mm)
2 screws, 2 plugs