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an insight into heat exchangers in pumps for heater systems a tutorial on sidites core technology-0

Solar thermal industria

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An Insight into Heat Exchangers in Pumps for Heater Systems: A Tutorial on Sidite's Core Technology

Sep 03, 2025

As the world embraces cleaner, more efficient heating systems, heater system pumps are at the forefront of domestic and commercial hot water heating. The heat exchanger, that component responsible for transferring heat efficiently and reliably, is the backbone of every efficient system.

At Sidite, we specialize in high-temperature technology and integrate two general types of heat exchangers into our pump systems:

Water-side heat exchangers (otherwise known as condensers)

Air-side heat exchangers (otherwise known as evaporators)

They are carefully chosen and engineered for long-lasting performance and efficient energy.

What is the Function of Water-Side and Air-Side Heat Exchangers?

Type

Function

Location in System

Water-side Heat Exchanger (Condenser)

Transfers heat from the compressor into the water

Inside the pump for the heater unit

Air-side Heat Exchanger (Evaporator)

Absorbs heat from ambient air to feed the system

Exposure to outside air

Water-Side Heat Exchangers Used by Sidite

✅ High-Efficiency Tank (Integrated Condenser)

Key Features:

Heat exchange coil constructed inside or coiled around the tank

Space-saving design with integral water-side condenser

Easy installation with no additional circulation system

Long-term energy-saving efficiency

Applications: Domestic hot water heating, compact heater unit pumps

✅ Plate Heat Exchanger

Key Term Highlight: Plate Heat Exchanger

Primary Features:

Highly superior thermal transfer rate

Rapid response to temperature

Modular and compact for limited-space installation

Easy to clean and service

Applications: Commercial-grade systems, on-demand hot water, custom industrial designs

✅Air-Side Heat Exchanger (Evaporator)

Sidite's air-side evaporator coils have a copper tube + aluminum fin design. Such a classic yet optimized design ensures optimal efficiency in picking up outdoor heat.

Key Features:

Optimum surface area for optimum air-to-refrigerant heat transfer

Lightweight, durable materials

Optimum for usage in inverter compressor systems

No compromises in performance across climatic conditions

Ideal for: All outdoor pumps for heater configurations

Selecting the Right Heat Exchanger for Your Pump for Heater

Scenario

Recommended Heat Exchanger

Compact systems

High-efficiency tank

Quick response

Plate Heat Exchanger

Harsh environments

Oversized air-side evaporator

Low maintenance

Plate Heat Exchanger

Energy savings

All types (based on system design)

Sidite designs every heat exchanger to suit your usage needs—be it hot water demand, climate requirements, or installation limitations.

Why Sidite?

24 Years of Experience – Tried and tested in over 50 countries

Certified Technology – CE, ISO9001, ISO14001, Solar Keymark

Efficient Design – Innovative integration of condensers and evaporators

Global Expertise – Tailored heating solutions for every climate

End-to-End Support – Choice of system deployment

Final Thought

Although generally stowed away out of sight, heat exchangers are the unsung workhorses in every pump of a heater system. From the highly adaptable Plate Heat Exchanger to the durable Evaporator, choosing the right type has a direct impact on energy savings, product longevity, and heating efficiency.

Want to make the best heating project? Call on Sidite for tailored advice and heat exchanger information.