TCA4 - Quad Channel Thermocouple Amplifier Box A - BOX ONLY

The Haltech TCA4 Quad Channel Thermocouple Amplifier Box A provides four independent thermocouple inputs to expand temperature monitoring capabilities on compatible Haltech ECUs. This amplifier box enables precise exhaust gas temperature measurement across multiple cylinders or zones, essential for optimising air-fuel ratios and preventing engine damage during high-performance tuning. The TCA4 integrates directly with Haltech systems via CAN bus communication, delivering accurate thermal data for professional calibration. Sold as the amplifier box only, thermocouples and wiring purchased separately. Ideal for multi-cylinder turbo applications requiring comprehensive EGT monitoring.