References and evidence

Fuel saving results signed by our clients

Every document on this page is an original — a recommendation letter or a test report issued and signed by the client, not by us. Open them and read them in full.

Selected references

Only part of the documents signed by our clients is shown.

90 days

After 90 days the full potential of the equipment is visible.

20.6%

Highest measured fuel saving during a pilot project.

Proven in industry

Results measured in real operation across several industries.

Documentation

Original evidence

Results were measured under real operating conditions — on mining haul trucks, locomotives, city buses, municipal vehicles, tractor units and stationary gensets.

Urban public transport · Serbia · 2023

GSP Belgrade (city bus operator)

9.14%lower fuel consumption

Official CFSS test carried out by GSP Belgrade on three buses fitted with the system and three control buses of the same type on the same lines, using two independent methodologies.

Equipment: Solaris Urbino 18 · Higer KLQ6129 (Euro 5/6)
Period: Comparative test 20 Aug — 3 Sep 2023

Method 1 — data acquisition from the bus CAN network / ECU
Method 2 — refuelled volume and distance from the GSP information system
Higer, line 105: 46.90 → 44.48 L/100 km
Solaris Urbino 18, line 101: 59.78 → 55.41 L/100 km (−9.14%)

Independent test report — open PDF

Mining · Serbia · 2017

RTB Bor — Copper Mines Bor

7.75%fuel saving over 12 months

The longest documented test in our portfolio — a full year of operation on a 220 t mining haul truck at the Veliki Krivelj open-pit mine.

Equipment: BELAZ 75306 · Cummins KSK60-C engine (1,715 kW)
Period: 12-month test · Veliki Krivelj open pit

Average annual saving: 7.75%
August (accounting period): 8.75% saving
Baseline consumption: 107.48 L/mh → 98.07 L/mh
Confirmed reduction of black smoke and harmful emissions

Recommendation letter — open PDF

Railway · Serbia · 2021

Srbija Kargo (national rail freight operator)

20.6%lower fuel consumption

The traction department confirmed a consumption reduction from 5.87 L/1000 gross tonne-km to 4.66 L/1000 gross tonne-km during a three-month pilot.

Equipment: Diesel-electric locomotive 661-152
Period: Pilot project, 3 months

5.87 → 4.66 L/1000 gross tonne-km
Signed by the director of the traction and rolling stock department
Environmental indicators assessed: smoke opacity and harmful emissions

Recommendation letter — open PDF

Energy / district heating · Serbia · 2024

Gradska toplana Niš (district heating utility)

12%higher boiler efficiency

Working-group report on the use of the HFO reformulator: higher production efficiency, lower NOx and less soot build-up in the flame tube.

Equipment: Institute boiler house · 3 heavy fuel oil boilers
Period: Test period 22 Jan — 1 Mar 2024

Efficiency ηp: 85.68% (three-year average) → 91.78%
Expected annual saving: 13,739 kg of heavy fuel oil
NOx reduced from 249 to 166 ppm/3% (boiler 1)
Visually confirmed reduction of soot in the flame tube

Independent test report — open PDF

Municipal services · Serbia · Pilot projekat

Gradska čistoća Belgrade (municipal waste utility)

10%lower fuel consumption

A three-month pilot on a municipal vehicle with a stop-and-go duty cycle — the most demanding operating regime in urban service.

Equipment: DAF LF 250 FA
Period: Pilot project, 3 months

Fuel consumption reduced by 10%
Signed by the executive director for procurement and commercial affairs
Confirmed environmental effects: smoke and harmful emissions

Recommendation letter — open PDF

Oil industry / transport · UAE · Pilot projekat

EMARAT (Emirates General Petroleum Corp.)

48—65%emission reduction (Turbo K value)

The national oil company of the United Arab Emirates confirmed the pilot project results on its own tractor-unit fleet.

Equipment: Tractor units, 2008 and 2010 models
Period: 8,000 — 10,000 km per vehicle per month

Emission reduction (Turbo K): 48—65%
Fuel consumption reduction: 3—10%
Letter signed by Omar Al Zaffin, Vice President — Terminal Projects & Maintenance

Recommendation letter — open PDF

Power generation · UAE · 2021

Rental Solutions & Services, Dubai

5.24%fuel saving at 25% load

A ninety-day test on stationary gensets at an average load of only 25% — the regime in which fuel savings are hardest to achieve.

Equipment: 2 × GS-500 kVA gensets · Volvo TAD1651GE (400 kWe)
Period: 90-day test

Fuel saving: 5.24% at an average load of 25%
Significant improvement in returned diesel quality recorded
Signed by Group Operations Manager, Chris McMahon

Recommendation letter — open PDF

Logistics / road transport · UAE · 2026

RAK Logistics L.L.C.

20.33%verified fuel saving

Pilot project carried out with continuous GPS/telematics monitoring under real operating conditions.

Equipment: Scania G460 (reg. A60635) · heavy haulage
Period: Pilot Oct 2025 — May 2026 · 7,729 km

Consumption reduced from 55.1 L/100 km to 43.9 L/100 km
Verified saving: 20.33% over 7,729 km driven
GPS telematics monitoring under normal working conditions
Signed by Mohammed Ashif, Fleet Manager

Recommendation letter — open PDF

Metallurgy / industrial furnaces · UAE · 2026

Qatar Steel FZE Company

291,456 Ltotal heavy fuel oil saved

PGT test protocol for the fuel saving catalyst on the RM-3 reheating furnace, benchmarked against a two-year historical baseline of 33.44 L per tonne of steel produced.

Equipment: CFSS-20 UL · RM-3 reheating furnace
Period: Monitoring February — June 2026

Historical baseline: 33.44 L/MT of steel
Average fuel saving: 5.2%
Best monthly result: 7.00% (June 2026)
Total saved: 291,456 litres of heavy fuel oil
Unit in continuous operation since February 2026

Independent test report — open PDF

Verification

Check every figure

All stated figures come from the attached documents. On request we provide raw measurement data, the methodology and contact persons at reference clients.

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