Indication Instruments’ L4A Instrument Cluster combines four precision gauges with a 5-inch monochrome display, providing reliable vehicle monitoring, diagnostics, and warnings. With CAN Bus, multiple inputs, and audio alerts, it is built for demanding commercial, agricultural, construction, mining, and off-highway applications.

L4A
Overview

Overview of the L4A

The L4A Instrument Cluster is engineered to provide operators with clear, reliable, and real-time vehicle information by combining precision analogue gauges with a digital display. The four Sonceboz stepper motor-driven gauges deliver smooth and accurate readings for critical vehicle parameters, while the 5-inch monochrome EBN display presents operating data, warning messages, and system diagnostics in an organized format. Designed for heavy-duty vehicles and machinery, the cluster supports modern electronic architectures through CAN communication , ensuring dependable operation, enhanced driver awareness, and long-term reliability in challenging environments. The L4A Instrument Cluster integrates analogue instrumentation with digital vehicle monitoring to create a comprehensive dashboard solution for modern commercial and off-highway vehicles.
01

Gauges

4 Sonceboz stepper motor driven gauges
4 Sonceboz stepper motor driven gauges
02

Inputs

24 Digital Inputs, 5 Analog Inputs
24 Digital Inputs, 5 Analog Inputs
03

Display

100 mm × 75 mm Monochrome EBN Type 5
100 mm × 75 mm Monochrome EBN Type 5
04

Warning

Multitone Buzzer
Multitone Buzzer
L4A
05

Connectors

32-pin & 26-pin TE connectors
32-pin & 26-pin TE connectors
06

Protection

Water & Dust Protection (ISO 9000 Part 16)
Water & Dust Protection (ISO 9000 Part 16)
07

Communication

1 CAN 2.0B channel
1 CAN 2.0B channel
08

Software Update

UDS Boot Loader
UDS Boot Loader
Specifications

Technical Specifications

Core hardware, I/O, interface, and operating parameters for L4A.
01

Gauges

4 Sonceboz stepper motor driven gauges

02

Inputs

24 Digital Inputs, 5 Analog Inputs

03

Display

100 mm × 75 mm Monochrome EBN Type 5

04

Warning

Multitone Buzzer

05

Connectors

32-pin & 26-pin TE connectors

06

Protection

Water & Dust Protection (ISO 9000 Part 16)

07

Communication

1 CAN 2.0B channel

08

Software Update

UDS Boot Loader

Features

Features of our L4A

Hardware, interface, and protection capabilities built into the L4A.
  1. 01

    Four Sonceboz stepper motor-driven gauges

  2. 02

    5-inch monochrome EBN display

  3. 03

    Single CAN Bus communication channel

  4. 04

    24 digital input channels

  5. 05

    5 analog input channels

  6. 06

    Integrated multi-tone buzzer

  7. 07

    UDS Boot Loader software update capability

  8. 08

    Plug-and-play TE connector architecture

  9. 09

    Reverse polarity protection

  10. 10

    EMC-compliant design

  11. 11

    Clear and intuitive operator interface

  12. 12

    Rugged construction for demanding environments

  13. 13

    Water and dust-resistant design

  14. 14

    Suitable for commercial, agricultural, construction, mining, and off-highway vehicles

Why Us

Why Choose Indication Instruments for L4A?

Backed by decades of Tier-1 OEM engineering excellence, rigorous test standards, and specialized precision manufacturing.
01

Designed for commercial and heavy-duty vehicle applications

02

Combines precision analogue gauges with a centralized digital display

03

High-quality Sonceboz stepper motor technology

04

Reliable CAN Bus communication architecture

05

Extensive analog and digital vehicle monitoring capabilities

06

Integrated multi-tone audio warning system

07

Firmware upgrade support through UDS Boot Loader

08

Plug-and-play installation for simplified integration

09

Rugged, EMC-compliant construction for harsh operating environments

10

Backed by Indication Instruments' expertise in automotive and heavy-duty vehicle instrumentation

FAQ

Frequently Asked Questions

The L4A is built for commercial vehicles, agricultural machinery, construction equipment, mining vehicles, and other off-highway applications that need a rugged OEM cluster.

It has four Sonceboz stepper motor-driven gauges and a 100 mm × 75 mm (approx. 5-inch) monochrome EBN Type 5 display for readings, warnings, and diagnostics.

It accepts 24 digital and 5 analog inputs and uses a single CAN 2.0B channel for integration with the vehicle’s electronic systems.

Yes. Software can be updated through the integrated UDS Boot Loader without changing hardware.

It uses plug-and-play 32-pin and 26-pin TE connectors. The cluster is built for harsh environments with water and dust protection, EMC compliance, and reverse polarity protection. A multi-tone buzzer provides audible warnings.

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L4A documentation

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