Gauges
4 Sonceboz stepper motor driven gauges
H4A
H4A
OEM instrument cluster with 4 stepper motor gauges, monochrome display, CAN J1939 support, multiple digital/analog inputs, USB bootloader updates, warning buzzer, and water/dust protection
Overview
Overview of the H4A
Indication Instruments manufactures the H4A Instrument Cluster , a rugged instrument cluster designed for commercial trucks, agricultural machinery, construction equipment, mining vehicles, and off-highway applications. The H4A combines four high-precision Sonceboz stepper motor gauges with a centrally positioned 5-inch monochrome EBN display , offering the perfect balance of traditional analogue instrumentation and modern digital technology. Supporting CAN Bus 2.0B (J1939) communication, multiple analog and digital inputs, advanced monitoring functions, and intelligent warning systems, the H4A delivers reliable vehicle information in demanding operating environments.
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Gauges
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Inputs
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Display
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Warning
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Connectors
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Protection
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Communication
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Software Update
Specifications
Technical Specifications
Core hardware, I/O, interface, and operating parameters for H4A.
Inputs
24 Digital Inputs, 4 Analog Inputs
Display
100 mm × 75 mm Monochrome EBN Type 5
Warning
Multitone Buzzer
Connectors
2 × 32-pin TE connectors
Protection
Water & Dust Protection (ISO 9000 Part 16)
Communication
CAN 2.0B (J1939)
Software Update
USB Boot Loader
Features
Features of our H4A
Hardware, interface, and protection capabilities built into the H4A.
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Four Sonceboz stepper motor-driven analogue gauges
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5-inch monochrome EBN display
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CAN Bus 2.0B communication
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J1939 protocol compatibility
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24 digital input channels
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Multiple analog input channels
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TPMS support
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Dual fuel tank monitoring
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Alert message management
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Multi-tone warning buzzer
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UDS Boot Loader firmware update support
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Plug-and-play TE connector architecture
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Reverse polarity protection
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EMC-compliant design
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Rugged ABS housing
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Designed for commercial, agricultural, construction, mining, and off-highway vehicles
Why Us
Why Choose Indication Instruments for H4A?
Backed by decades of Tier-1 OEM engineering excellence, rigorous test standards, and specialized precision manufacturing.
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Designed specifically for commercial and heavy-duty vehicles
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Combines traditional analogue gauges with a modern digital display
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Reliable CAN Bus and J1939 communication architecture
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Comprehensive vehicle monitoring and diagnostic capability
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Integrated visual and audio warning management
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Supports TPMS and dual fuel tank monitoring
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Firmware updates through the UDS Boot Loader
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Plug-and-play integration for simplified installation
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Rugged construction designed for harsh operating environments
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Backed by Indication Instruments' expertise in automotive and off-highway instrumentation
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H4A documentation
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