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One Pump OPE 10: The true innovation is the silicone-encapsulated motor. No condensation, silent operation and maximum reliability for modern systems.
When it comes to innovations that set new quality standards, we are currently leading the way. Our entire product range can now be controlled for heating, air conditioning, solar, and geothermal systems via the integrated pump control or externally via the PWM1, PWM2, 0-10, and WLAN protocols. And we are constantly evolving! In heating technology, everyone promises "efficiency" and "silence." The real difference, however, lies in the technical details: How is the motor protec

Redazione One Pump
Nov 10, 20257 min read



Redazione One Pump
Aug 19, 20250 min read



Mario Testa
Aug 18, 20250 min read


Climatic Chamber Test: Verification of the Resistance of One Pump Circulators to Extreme and Condensing Temperatures
Climatic Chamber Test: Verification of the Resistance of One Pump Circulators to Extreme and Condensing Temperatures

Redazione One Pump
Jun 7, 20256 min read


"The Future of Circulators: Innovation, Sustainability, and Selection Strategies for Heating and Cooling Systems."
Nel mondo della termoidraulica, i circolatori rappresentano un componente chiave per l’efficienza energetica e il comfort degli ambienti. Ch

Mario Testa
Apr 9, 20252 min read
The ISH Trade Fair in Frankfurt: A Global Showcase of Innovation, Sustainability, and Efficiency in HVAC and Water Technologies
The ISH Trade Fair in Frankfurt: A Global Showcase of Innovation, Sustainability, and Efficiency in HVAC and Water Technologies The ISH trade fair in Frankfurt, which has just concluded, is one of the most significant global events in the fields of heating, air conditioning, water, and energy technologies. This biennial event is a benchmark for industry professionals—from manufacturers to installers, all the way to end users. The fair, which hosted numerous exhibitors from ar

Mario Testa
Mar 22, 202511 min read
The First Savings and the Strongest Respect for the Environment: Repairing is the Solution
The First Savings and the Strongest Respect for the Environment: Repairing is the Solution

Redazione One Pump
Mar 7, 20254 min read


Happy New Year 2025 from One Pump: Useful Tips on Circulators, Boilers, and Heat Pumps
As the new year begins, One Pump wishes you a peaceful and prosperous 2025! This time of renewal is the perfect opportunity to take care...

Mario Testa
Dec 31, 20243 min read


Boiler Pump Maintenance: A Safety Gift for Your Winter Comfort
With the arrival of Christmas, the cold season invites us to reflect on our home comfort and the safety of our homes. During the winter...

Mario Testa
Dec 10, 20243 min read
Increase in Climate Aid to Developing Countries: The Historic Agreement at COP29 in Baku
Increase in Climate Aid to Developing Countries: The Historic Agreement at COP29 in Baku At COP29 in Baku, after two weeks of intense negotiations, a historic agreement was reached that marks a pivotal step in the fight against climate change. The new agreement provides for a significant increase in climate aid to developing countries, rising from the $100 billion per year set by the Paris Agreement to $300 billion per year by 2035. This decision represents a concrete commitm

Mario Testa
Nov 24, 20246 min read
The Election of Donald Trump and Its Effects on Environmental Policies and the Use of High-Efficiency Circulators in the United States
Introduction Donald Trump's election in 2016 marked a turning point for U.S. environmental policy, with tangible and profound effects both nationally and internationally. During his presidency, Trump adopted a series of policies that influenced environmental regulations, energy, and industry. As the 2024 presidential election approaches, the United States finds itself at a crossroads. In this context, it is crucial to analyze how his policies may impact the adoption of green

Mario Testa
Nov 10, 20243 min read


Venice, the Lion of San Marco is "made in China": "Brought by Marco Polo’s father and uncle"
The winged lion of San Marco, the iconic symbol of Venice and the Serenissima Republic, might not be a lion at all, according to a...

Mario Testa
Sep 14, 20243 min read
Niels Due Jensen has passed away aged 81
Niels Due Jensen was synonymous with Grundfos. He was barely two years old when the company was founded and truly grew up with it. He was an apprentice as a machinist at Grundfos. As a fully qualified mechanical engineer, he became an even bigger part of the company, and in 1977 he took over as CEO. He held the role until 2003, after which he dedicated himself to board work, first for the Grundfos Group, then for the Poul Due Jensen Foundation, the primary owner of Grundfos.

Redazione One Pump
Sep 14, 20242 min read


GPA 8D-III: The Top High-Efficiency Circulator for Heating, Air Conditioning, and Solar Systems - One Pump GPA-8D-III
When it comes to heating, air conditioning, and solar systems, the efficiency and versatility of the equipment used play a crucial role...

Mario Testa
Sep 13, 20244 min read
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