Article

TRENZ Introduces SIRIUS+: The Next Generation PPU with Enhanced Performance


by TRENZ GmbH - published on 15 May 2025 -  9454 -

Source: TRENZ, the SIRIUS+

The TRENZ SIRIUS+
TRENZ, a leading German manufacturer of navigation equipment for maritime pilots, develops Portable Pilot Units built for maximum precision and reliability. Its SIRIUS+ PPU provides accurate positioning, heading and rate-of-turn data even on the largest vessels, including Ultra Large Container Vessels (ULCVs), and is trusted by pilots in demanding manoeuvres worldwide.

Equipped with dual external antenna ports and an advanced Hexa IMU, SIRIUS+ delivers enhanced accuracy and performance for professional maritime navigation. The integration of six Inertial Measurement Units (IMUs) significantly improves data precision, while the addition of RTK (Real-Time Kinematic) correction capability ensures centimeter-level positioning accuracy—critical for demanding pilotage operations.

Despite its enhanced technology, SIRIUS+ remains one of the lightest PPUs in its class, weighing just 290 grams. It features an extended WiFi range, enabled by an external WiFi antenna, while an additional GNSS antenna port allows for flexible positioning within the ship’s bridge. This ensures optimal GNSS reception, independent of the Pilot Plug’s location.

SIRIUS+ is ready for use in under 30 seconds and provides a ship-independent Rate of Turn (ROT) after a calibration time of around 20 seconds. Its battery offers up to 31 hours of continuous use and can be recharged during operation via USB Power Delivery.

The SIRIUS+ is available for order and delivery via the TRENZ online store at
www.trenz-ppu.com

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Capt Anish MANGATTU SURENDRAN Cochin Port Trust, India
on 7 August 2025, 16:46 UTC

Dear Steffen, I am presently using ppu from KSN tech and program which I use is SEAiq PILOT
Is this compatible with the new TRENZ SIRIUS+?
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Master Pilot Ricardo Izquierdo Anpra Colombia, Colombia
on 15 May 2025, 15:24 UTC

Dear Steffen, I am using today a PPU from Wartsila Pilot Pro. Is this program compatible with the new TRENZ SIRIUS+ ?
Captain Ricardo Izquierdo / Cartagena de Indias / Colombia
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Steffen Schmedes Germany
on 9 March 2025, 13:30 UTC

Dear Capt. Malyshev,

we'd love to provide you a Portable Pilot Unit to test and use in your port. Unfortunately, due to the EU sanctions against Russia, there's no possibility to export our goods to Russia at this moment in time.

I'm sorry for not being able to help you with this.

Best regards from Bremen!
Steffen Schmedes
[show more]
1

Capt. Aleksandr Malyshev spb Pilot, Russia
on 6 March 2025, 20:05 UTC

I am ready to test this unit in St.Petersburg port. If it works in and out without lagging, I’m ready to buy three! Test with high level of jamming and spoofing, as well, as proper and thorough feed back - guarantee!
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