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Si-83 Pack 2

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.

The Si-83 is constructed from rugged materials and components for exceptional
durability and reliability. And its unmatched versatility means that the Si-83 tank
pump from Sauermann primarily dedicated to heating applications, is equally
proficient for air conditioning and refrigeration applications.

Very High Performances


Max flow rate                        700 l/h

Max discharge head               5.4 m

Max pressure                         5.7 mm

Mains supply                         230 V~ 50 Hz - 115 W – 1.4 A

Operation conditions               7 % non-continuous

Protection                              IP44

Max condensate temperature    55 °C

Max condensate acidity           pH > 2,5 (Gas condensing boilers)

Tank volume                           2 L

Weight                                 2.4 g

Master pack quantity               72

Safety switch                          NC: 5 A resistive 250 V (SI83CE02UN23), NO: 5 A

                                           resistive 250 V (SI83CE42UN23 & SI83CE43UN23)


                        Length           Width         Height

Pump                287 mm       146 mm      129 mm

Packaging         315 mm       151 mm       227 mm





Ref: SI83CE02UN23 - SI83CE42UN23 - SI83CE43UN23

Quicker & Easier Installation in any place


1 One-piece centrifugal pump with 2 l tank

1 Integrated barb end check valve, Ø ext. 10 mm

1 1.8 m power cord, plug

1 Built-in safety switch, 1 m wires, bare ends, NC (SI83CE02UN23) or NO (SI83CE42UN23, SI83CE43UN23)

2 screws, 2 plugs

1 Multi adaptor to be used for Ø 15/17 - 20 - 24/25 - 32 - 40 mm tubes

1 Clear PVC tubing Ø int. 10 mm, 5 m roll

1 pH Safe 1 Neutralization Cartridge (SI83CE43UN23 only)

Quicker & Easier Maintenance
Tank Pump
Exceptional Durability and Reliability
The Tank Pump Re-Invented
Si-83 Tank Pump Data Sheets
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