TECHNICAL DATA SHEET
The Si-83 centrifugal pump with tank is the most durable, compact, and powerful of any pump in its class, reducing installation and maintenance time and simplifying operations. The Si-83 features a dedicated smartphone app for simple yet intuitive installation.
Sauermann Si-83 Centrifugal Pump with Tank, Pack 1, Max Flow Rate 700 H/L, for Boilers and Air Conditioners
Maximum flow rate 700 l/h
Maximum head 5.4 m
Maximum pressure 5.7 m
Power supply 230 V~ 50 Hz - 115 W – 1.4 A
Operating conditions 7% non-continuous
IP44 protection
Maximum condensation temperature 55°C
Maximum acidity of condensate pH > 2.5 (Gas condensing boilers)
Color Black, blue
Tank volume 2 L
Weight 1.83 g
Main Package 105
Safety switch
NC: 5 A resistive 250 V (SI83CE01UN23, SI83CE04UN23). NO: 5 A resistive 250 V (SI83CE41UN23). NC/NO: 5 A resistive 250 V (SI83CE71UN23, SI83CE74UN23)

SI-83 
The Si-83 is constructed from robust materials and components to achieve exceptional levels of durability and reliability. Extremely versatile, the Si-83 is ideal for air conditioning or refrigeration systems and equally effective in heating systems.
Excellent performance
Quick and easy maintenance
Quick and easy installation anywhere
Exceptional levels of durability and reliability
KIT Contents
1 centrifugal pump with 2 l tank
1 Removable non-return valve, ext. Ø 10 mm
1 x 1.8m power cord with plug
1 Integrated safety switch, 1 m cable, with socket, NC (SI83CE01UN23), NO (SI83CE41UN23) or NC/NO (SI83CE71UN23)
1 Built-in safety switch, 1 m wires, stripped wires: NC (SI83CE04UN23), NC/NO (SI83CE74UN23)
Built-in safety switch, 1m cable, bare ends: NC (SI83CE04UN23)
2 screws, 2 plugs
Straight fitting and fixing clamp for pipes with an internal diameter of 6 mm
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