Marine Air Systems Passport I/O & AH-Passport I/O

The Passport I/O environmental control unit is a microprocessor based controller designed for the precise monitoring of split and self-contained, direct expansion air conditioning systems. The control can also be used with chilled water air handlers and is called AH-Passport I/O in that application. The control operates at 115 or 230 volts, each operable at 50 or 60 cycles. The display is available in black, white, or silver.

Marine Air Systems
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