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Patented Japanese R-Refresher pulse technology achieves UL Verified certification

✍️ DC-ESCO Clean Energy Editorial Desk 📅 05/09/2026 ⏱️ 5 min read

Patented refrigeration efficiency technology developed by Power Support Japan and exclusively integrated by DC-ESCO in Vietnam has earned official UL Verified certification from Underwriters Laboratories at its Fort Worth testing facility in Texas, USA.

Scientific validation of thermodynamic recovery

The UL Verified program provides independent third-party empirical testing of manufacturer performance claims. Lab measurements under simulated extreme summer ambient loads confirmed:

  • R-Refresher electromagnetic pulse: Excites free electrons within copper refrigerant pipes to disperse oil agglomeration, restoring fluid viscosity and lowering compressor work by 15% to 25%.
  • Power Saver filter: Dampens current harmonics and start-up peak surges to keep compressor motor coils operating at lower internal temperatures.
  • Zero interference: Certified EMC compliant with zero electromagnetic noise interfering with factory PLC or automated building control systems.

Commercial deployment in Vietnam

DC-ESCO offers complimentary on-site baseline data logging for facilities operating commercial VRV/VRF air conditioning, water chillers, or industrial cold storage. With a proven 1.5 to 3 year payback period, this non-invasive technology offers immediate operational cost reductions.

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