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TCL

Module used to integrate with a TCL AC unit. The iZone AC unit module (C325#) connects to the CPU module (C225) to enable communication with a ducted AC unit.

TCL High Static Ducted System

Compatibility

SeriesIndoorOutdoorAC Unit module
R32 8.5 kWTCD71D1HWH-DVITCD71D1HWH-DVOC325TC
R32 10.0 kWTCD85D1HWH-DVITCD85D1HWH-DVOC325TC
R32 12.5 kWTCD100D1HWH-DVITCD100D1HWH-DVOC325TC
R32 14 kWTCD125D1HWH-DVITCD125D1HWH-DVOC325TC
R32 16 kWTCD140D1HWH-DVITCD140D1HWH-DVOC325TC

Connection

  • Polarity is critical.
  • Connect TCL P2 and P3 terminals to the iZone interface.
  • Use a shielded, 2-core twisted-pair control cable.
izone tcl izone p2 p3 wiring tcl p2 p3 wiring izone tcl p2 p3 wiring

Notes

  • Cannot use the TCL wall controller as a secondary wall controller.

Firmware and Updates

C325TC

C325TC 1.0 - Jan 2026

  • Initial release. (Requires: C225 v3.74, COCBH v4.34, Nova v1.21, Nexus: v2.33 or greater)