The Basic 40 and Basic 75 are the only two models that have the double engine heat exchanger option

Naturally degrades hydrocarbons and their derivatives

) 9 1/16 Overall depth (In

A bottle rack is provided on the main counter door

Three bank charging (4 bank option available for 60 amp models)

Sentry SFR Series Battery Chargers SFR2440/3X Marine Refrigeration The Basic 40 and BasicThe line of Sentry SFR chargers is in an elite class, setting the standard for dependable battery chargers. Sentry chargers are designed to operate for decades in the harsh marine environment. They are completely field serviceable and come with a 2 year parts and labor warranty. Sentry SFR battery chargers are designed for fully automatic, unattended operation, with charging outputs for Lead Acid, AGM, Gel and Lead Calcium batteries. Once batteries