Refrigerated wastewater sampler
Maintain sample integrity with a refrigerated wastewater sampler
A refrigerated wastewater sampler is essential for organizations that require highly accurate and representative wastewater samples. Once a sample has been collected, biological activity and chemical reactions can quickly alter its composition if it is not stored under controlled conditions. By keeping samples at a consistent low temperature, a refrigerated sampler helps preserve sample quality until laboratory analysis can be performed.
TEC42 develops advanced refrigerated wastewater samplers that combine reliable sampling technology with efficient cooling systems. In most stationary situations a refrigerated wastewater sampler is required.

Why refrigeration is essential
Wastewater samples are highly sensitive to temperature changes. Without cooling, microorganisms can continue to break down organic material, dissolved gases may escape and chemical reactions can influence the concentration of pollutants. These changes may result in laboratory data that no longer accurately represents the original wastewater stream. A refrigerated wastewater sampler minimizes these risks by maintaining stable storage conditions throughout the sampling period, which is particularly important when samples are collected over several hours or an entire day. Refrigerated sampling is commonly used for:
- Composite wastewater sampling
- Environmental compliance monitoring
- Industrial discharge monitoring
- Municipal wastewater monitoring
Designed for continuous operation
Wastewater monitoring systems often operate around the clock and under challenging environmental conditions. TEC42 refrigerated wastewater samplers are engineered for reliable long-term performance with minimal maintenance.
Our systems combine intelligent sampling technology with efficient cooling to ensure that every collected sample remains representative until it reaches the laboratory. Whether installed at a wastewater treatment plant, an industrial production facility or a municipal pumping station, TEC42 samplers deliver dependable performance day after day.
Sustainable cooling technology
TEC42 believes that high-performance sampling equipment should also contribute to a more sustainable future. Selected refrigerated wastewater samplers use environmentally friendly R290 refrigerant, offering excellent cooling performance with a significantly lower global warming potential than conventional refrigerants. Combined with energy-efficient components and robust engineering, this creates a wastewater sampling solution that is both environmentally responsible and cost-effective throughout its lifetime.
Why choose TEC42?
Integrated, low-maintenance cooling
TEC42 has many years of experience developing professional wastewater sampling equipment for demanding industrial and municipal applications. Our refrigerated wastewater samplers combine accurate sampling, reliable cooling and low maintenance in one integrated solution. The cooling unit is modular: the Samptec cooler can be removed by loosening eight M6 bolts and disconnecting the electrical connections, so all components are interchangeable and easy to maintain. You will not need a cooling technician on site in the summer to service the cooler of your sampler.
Whether you require time-based sampling, flow-proportional sampling or composite sampling, TEC42 provides refrigerated wastewater samplers that help ensure accurate laboratory results and reliable environmental compliance.
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