Sauermann Si-82 centrifugal pump for air conditioners 500 l/h
The Sauermann Si-82 centrifugal pump is designed for the efficient discharge of condensates produced by air conditioners, chillers, and gas condensing boilers. Due to its robust construction, it can handle dirty, acidic and high temperature condensates, providing reliability and versatility for multiple applications:
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High flow rate: Up to 500 liters/hour for rapid condensate management
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Powerful discharge: Discharge up to 5 meters high
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Installation versatility: Floor, wall or suspended ceiling mounting
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Quiet: Sound level of only 45 dBA at 1 meter
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Easy maintenance: Removable basin and reversible pump to accommodate different configurations
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Durable: Materials designed to withstand shocks, acids (pH > 2.5) and temperatures up to 80°C for short periods
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Simplified connection: Plug-in socket and built-in 1/4-turn check valve

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Sauermann Si-82 centrifugal pump for air conditioners 500 l/h
Detection levels:
- Ignition: 53 mm
- Power off: 42 mm
- Alarm: 64 mm
Components included
- Centrifugal pump with 2-liter reservoir.
- Built-in check valve (outer diameter 10 mm - 3/8 inch).
- Plug-in cables: Power supply (2 m, European plug) - Alarm (1.5 m, free cables).
- Straight adapter (diameter 10 mm - 3/8 inches x 6 mm - 1/4 inches).
- Screws and dowels for mounting
Applications
- Air conditioners: Column, multi cassette, ducted.
- Boilers: Condensing and high-efficiency gas-fired.
- Refrigeration: Refrigerated display cases, evaporators.
Advantages
- High efficiency: Rapid drainage and management of large volumes of condensate.
- Adaptability: Compatible with different types of systems and installation configurations.
- Reliability: Designed to withstand harsh environmental conditions.
- Ease of use: Simple installation and quick maintenance thanks to the removable basin.
- Certified safety: Compliant with CE and EAC standards.
Technical Features
Specifications | Details |
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Maximum Flow Rate. | 500 liters/hour |
Maximum discharge | 5,0 m |
Maximum Pressure | 5.4 m (flow=0) |
Sound Level at 1m | 45 dBA |
Power supply | 230V - 50Hz - 70 W - 0.67° |
Detection Levels. |
|
Alarm Contact | NC 4 A resistive 250V |
Maximum Condensate Temperature | 65°C (80°C over short periods) |
Maximum Condensate Acidity | pH > 2.5 (gas condensing boilers) |
Thermal Protection (Overheating) | 105°C (automatic reset) |
Operating Cycle | 30%: 3s ON, 7s OFF |
Degree of Protection | IP20 |
Safety Standards | CE and EAC |
Data sheet
- Type: Condensate pumps