Welcome to Marine Specialists, where you can find all your marine cooling needs. As a distributor for Marine Air Systems, we offer quality parts and marine air conditioning units that fit most boats and budgets. Smaller Boats- Turn your small craft into a block of ice with the Coolmate. It's small, ...

Holdover Plates: Holdover refrigeration systems are used when continuous power is not available to run your refrigerator . A holdover system allows a boater to run the equipment for a couple of hours a day and enjoy continuous cold box temperatures for up to 24 hours. Grunert Holdover Plates feature...

Table of Contents Introduction System Features Operator Controls & Display Panel Modes of Operation Using the Hydro-matic Program Mode MAS Settings Not Saved Programming Change Notice MAS Program Values Hydro-Matic Override Toggle Switches Trouble Shooting With the Override Toggle Switches Progr...

Holdover Plates FEATURES --------------- True Eutectic Solution Specially formulated mixture of water, salts and inhibitors. Provides stable box temperatures throughout holdover period. Injected into plates under a vacuum (30 microns). Four temperature ranges available: 0F (-18C), -9F (-23), and -18...

Passport II - Retrofit Kit PRODUCT DESCRIPTION The Passport II Environmental Control Unit is a microprocessor based controller designed for the precise monitoring of split and self contained direct expansion air conditioning systems in marine environments. One of the biggest advantages of Passport I...