Full P-Bus monitoring for 14 circuits on an aluminum or steel vessel? The STV 254-2p is the two-pole version with System Monitor PSM2 – galvanic isolation for the hull, full P-Bus monitoring for your onboard electrical system.
The System Monitor PSM2
Central display and control unit for your entire P-Bus system – battery, tank, and onboard electrical system status in one place instead of multiple individual displays.
Model Variants
- STV 254-2p – equipped with the System Monitor PSM2
- STV 234-2p – equipped with the Battery Tank Monitor BTM (simpler, without full P-Bus monitoring)
At a Glance
- 14 circuits with thermal rocker circuit breakers (two-pole), rated current 10 A
- Integrated System Monitor PSM
- Navigation light monitoring with optical and acoustic alarm
- USB-C/A dual charging socket + DC power socket integrated
- Two-pole version – galvanic isolation for aluminum & steel vessels
- For 12 V and 24 V (DC)
- Dimensions: W 420 × H 210 × D 70 mm
P-Bus components are not included and are ordered separately.
Developed and manufactured in Germany.
Frequently Asked Questions
What is the difference between the STV 254-2p and the STV 234-2p?
The STV 254-2p is equipped with the System Monitor PSM2 for full P-Bus monitoring, while the STV 234-2p uses the simpler Battery Tank Monitor BTM.
Why two-pole?
For galvanic isolation on aluminum and steel vessels – protects against corrosion from stray currents.
Dimensions
Width: 22
Length: 43
Height: 9
Downloads
Deutsche Downloads
FAQ
Yes, this is possible. For this, the required fuse size per circuit must be specified when ordering the switch panel.
Yes, before each switchboard, a main fuse must be integrated into the supply line to the switchboard near the battery.
Yes, all common sensors used in the marine and automotive sectors can be connected.
