Supplier and designer for the industrial refrigeration industry

Wijbenga is a leading designer and supplier of components for industrial refrigeration technology. Combining innovative products with expertise in refrigeration and heat pump systems, we deliver reliable and sustainable solutions. For over 40 years, our clear focus on natural refrigerants has been the foundation of our success. That’s why our slogan is: “Naturally the best solution!”

Our products Contact us

TH. WITT

Vahterus

RTK

Hansen

Cool Products

Wijbenga

News

WITT NRP pumps

July 1, 2025

WITT

Natural Refrigerant Pump

More news

WITT NRP refrigerant pumps

The innovative WITT NRP refrigerant pumps are designed for CO₂ pump systems. Years of experience with natural refrigerants have resulted in a unique modular design of the pump housing and internal components. The pump housing is available in two basic sizes: NRP-5 and NRP-12.

All products from Witt

Vahterus Multicondensor

Vahterus has developed a new type of heat exchanger, specifically designed for heat pumps, The Multi-Condenser is a desuperheater, condenser, and subcooler all in one device!

Lower investment costs
Compact dimensions
Less installation work
Improved COP

Vahterus products

Knowledge base

Publication

Water in Industrial R717 refrigeration systems

July 1, 2025

The affinity between water and ammonia is very high, so ammonia will mix with water when it gets a chance to do so. Opening an ammonia refrigeration system to the free air will allow for some water to get into the system and systems operating on vacuum will get water in the systems with the air being sucked in through small leaks in shaft seals, valve stems etc.

To the knowledge base