
Residential ramps
Alternating one-way system with custom clearance times.
ACNSEM3L230 + 2 × ChronosSignalling
Traffic lights, control units and flashing lights for private roads, car parks, industry and logistics.
All signalling
ChronosMulti-voltage 24–230 V, aluminium · IP66
ApolloThe original, in over 60 countries · IP66
ERA200Road use EN 12368, 200 mm lenses
ERA80Compact two-light, 12 or 24 V · IP66
Apollo PlastModular technopolymer · IP66
VIACONTROL6-module DIN control unit, 2.2" display
Saturno1 to 10 traffic lights, RS485 master/slave
ACNSEM3LBoard for 2 traffic lights, time-based or priority-based
PegasusLED flashing light 12, 24 or 230 Vac/dc
Loading bay accessoriesASFSW230 selector and dock lightsSafety
Photocells, sensors and controls that complete the system: the same construction standards as the Stagnoli range.
All safety productsUse cases
Real scenarios explained in 3D: what to install, where, and how the system behaves.
All use cases
Control unit for 2 traffic lights
One board for 2 traffic lights, 12 to 230 V. For alternating one-way systems.
Available configurations
ACNSEM3L switches two 2- or 3-light traffic lights, from 12 to 230 V, and is programmed from the LCD display in five languages.



ACNSEM3L is compatible with all traffic lights in the Stagnoli range.
Voltage
The board works at 24 V ac/dc; the ACNSEM3L230 kit adds the mains transformer. The traffic lights can be 12–24 V or 230 V.
Cycle times, terminal block and sensor wiring in the documentation.
Find out moreAt a glance
ACNSEM3L is Stagnoli's control unit for 2 two- or three-light traffic lights, designed for alternating one-way systems in apartment blocks (slopes and ramps), companies and car parks. The microprocessor board has an LCD display in 5 languages to program all cycle times, works in booking mode, time-based or in mixed mode and switches 12–24 V or 230 V traffic lights. It has a dedicated emergency input and an IP44 enclosure.
Fields of application
Wherever two vehicle flows have to take turns in the same passage.

Alternating one-way system with custom clearance times.
ACNSEM3L230 + 2 × Chronos
Access controlled with photocells or magnetic loops.
ACNSEM3L + AFAP20 + 2 × ASFRV
Coordinating heavy vehicle access phases.
ACNSEM3L + DA035 + 2 × ASF25L2RVTechnical documentation
All ACNSEM3L codes, manuals, drawings and spare parts are in the documentation, always up to date.
ACNSEM3L documentationDescribe the ramp or passage: we'll recommend control unit, traffic lights and sensors.
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