Zeitronix Zt-4 Dual Wideband AFR / Lambda Controller

  • Sale
  • Regular price SFr. 385.33
Shipping calculated at checkout.

Zeitronix Zt-4 Dual Wideband Air/Fuel ratio meter is a simple to use high quality, stand-alone system for  carbureted and electronic fuel injection engines.

The new Zt-4 has the same high quality, high precision air fuel ratio readings as our signature Zt-2 wideband. The Zt-4 supports wideband air fuel ratio and lambda readings, adjustable simulated narrowband outputs and configurable linear wideband outputs for ease of use with engine management systems and 3rd party gauges.


  • 2 Bosch 4.9 Wideband O2 sensor Input
  • Simulated Narrowband Output
  • 2 Linear Wideband Output
  • Serial data output to the Zeitronix gauges
  • Serial data output for real time datalogging on PC


  • Zt-4 Wideband Controller
  • 2 Bosch 5 wire Wideband 4.9 Oxygen Sensor
  • 2 Oxygen Sensor Harness
  • Signal Harness
    • Instructions

    Serial Cable for data logging and Data Splitter is not included.