Description
Part Number: 30-0312
AEM X-Series Wideband UEGO AFR Controller Gauge
Industry-leading response speed and pinpoint accuracy for precise engine tuning and real-time air/fuel ratio monitoring.
Key Features
- ✓ Advanced X-Series digital technology provides unmatched signal processing speed
- ✓ Includes factory-calibrated Bosch 4.9 LSU Wideband Sensor (no free-air calibration required)
- ✓ Standard 52mm (2-1/16″) gauge diameter with ultra-shallow 0.200″ mounting cup depth
- ✓ Dual display featuring a central 4-digit LED and sweeping 24-LED outer ring
- ✓ 0-5V Analog, RS232 Serial, and AEMnet CANbus outputs for standalone ECU logging
Technical Specifications
| Gauge Diameter | 52mm (2-1/16″) |
|---|---|
| Gauge Depth | 0.825″ Overall / 0.200″ Cup Depth |
| Sensor Included | Bosch 4.9 LSU Wideband O2 Sensor |
| Measurement Range | 8.0:1 to 20.0:1 AFR / 0.55 to 1.36 Lambda |
| Data Output Options | 0-5V Analog, RS232 Serial, AEMnet CANbus |
What’s Included in the Box
- AEM X-Series Wideband UEGO Gauge Assembly
- Bosch 4.9 LSU Wideband Oxygen Sensor
- Main Power/IO Wiring Harness
- Sensor Extension Harness
- Silver/Black Bezel & Reversible AFR/Lambda Faceplate
- Gauge Mounting Bracket & Hardware
Engineered for professional competition and high-performance road cars, the AEM 30-0312 wideband controller gauge offers fastest-in-class feedback control for optimized engine performance and safety. As an authorized UK supplier, JP Racing delivers genuine AEM hardware, specialized technical support, and fast dispatch across the UK.
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