The FX-2 Power Supply & Control Assembly (ASY-360-XM3, PCB-360 in a metal enclosure) is the power and control unit for Dometic self-contained and single-stage chiller marine air conditioning. It drives the compressor, seawater pump and reversing valve, reads the refrigerant pressure switches, and interfaces with the FX-2 / OLED display over an 8-pin cable.
Technical overview
- FX-2 control board (PCB-360) in a metal enclosure — the “W/MTL” XM3 variant
- Universal 115 / 230 VAC, 50/60 Hz operation
- Compressor output, seawater-pump output and reversing-valve output
- High / low refrigerant pressure switch inputs
- 8-pin RJ-45 display interface; supports FX-2 and legacy FX-1 displays
Technical Specifications
| Part number | ASY-360-XM3 (FX-2, metal box) |
|---|---|
| Board | PCB-360 (FX-2 control board) |
| Voltage | Universal 115 / 230 VAC, 50/60 Hz (as marked) |
| Compressor output | Marine AC compressor (per FX-2 rating) |
| Pump output | Seawater / condenser pump |
| Inputs | High & low refrigerant pressure switches |
| Display interface | 8-pin RJ-45; FX-2 / FX-1 displays |
| Enclosure | Metal box (W/MTL) |
Compatible Equipment
OEM / Cross References
As marked / for identification only — confirm fitment before ordering.
Industries Served
Frequently Asked Questions
What is the FX-2 ASY-360-XM3 assembly?
It is the Dometic/Micro-Air FX-2 control board (PCB-360) supplied in a metal enclosure. It powers and controls a self-contained or single-stage chiller marine AC unit — compressor, seawater pump and reversing valve — and connects to the FX-2/OLED display.
Does the FX-2 board work on both 115V and 230V?
The FX-2 board is universal 115/230 VAC, 50/60 Hz. Always confirm against the marking on your specific unit and system requirements before ordering.
Which displays work with this board?
The FX-2 board supports FX-2 OLED displays (including ASY-378 chiller displays) and legacy FX-1 displays via configuration. It is not interchangeable with Q-Logic or Passport I/O displays.