Instruments
Electrical Gauges: Precision Monitoring
This category includes 17 electrical gauges, with display sizes ranging from 5-inch (117 mm) large-face gauges, 85 mm GPS speedometers, and 80 mm tachometers, up to a 52 mm (2-1/16") gauge series. The products are intended for OEM / ODM integration and OEM / aftermarket applications on heavy-duty trucks, commercial buses, industrial equipment, generator sets, and commercial marine vessels. The series is built on stepper motor and air core movements with PCB circuit design, paired with dedicated sensors for oil pressure, coolant temperature, fuel level, and air pressure, with applications covering engine RPM measurement, oil pressure monitoring, coolant and oil temperature monitoring, fuel level display, voltage and current monitoring, and brake air pressure monitoring.
EB80300
• 80 mm Electrical Tachometer
• Mid-Size Electrical RPM Measurement with Multi-Sensor Compatibility
Technical Specifications
|
Diameter |
Ø 80 mm |
|
Movement |
Stepper Motor |
|
Full-Scale Range |
0 – 4000 RPM |
|
Accuracy |
±2% of full scale |
|
Sensor Type |
Alternator, Pulse Generator, Magnetic Pickup, Ignition Coil |
|
Standards |
Compliant with SAE J1059 |
|
Automotive-Grade Operating Temperature Range |
-40°C to +85°C |
|
Storage Temperature |
Per SAE J1810: -65°C to +85°C |
|
Ingress Protection |
IP67 (front side) |
Product Description
Overview
The EB80300 is an 80 mm electrical tachometer with a stepper motor movement and PCB circuit design. Measurement range 0–4000 RPM with ±2% accuracy. Input is compatible with multiple signal sources, including alternator, pulse generator, magnetic pickup, and ignition coil, for engine RPM measurement on diesel bus dashboards, generator sets, and industrial vehicles, in both OEM integration and aftermarket replacement applications. OEM / ODM customization is available on request.
Compliant with SAE J1059. Automotive-grade -40°C to +85°C operating temperature, suitable for long-duration transport and heavy-duty operations.
Key Features
▸ Flexible Multi-Signal Support
Compatible with alternator, pulse generator, magnetic pickup, and ignition coil inputs.
▸ Precise and Responsive
±2% accuracy with stepper motor for stable RPM display.
▸ Heavy-Duty Reliability
Automotive-grade temperature and protection ratings for extended duty.
Applications
For electrical RPM measurement on heavy-duty trucks, buses, coaches, agricultural machinery, construction equipment, forklifts, generator sets, and commercial marine vessels. Supports both OEM integration and aftermarket upgrades.