The SL Series of Heat Transfer Systems are designed for closed loop temperature control of high temperature heat transfer fluids. These completely packaged systems are designed for a maximum operating temperature of 550⁰F (SL550), 650⁰F (SL650), and 750⁰F (SL750). SL Series Hot Oil Systems are highly customizable as every component is selected for the specific needs of the process or end user.

SL Series standard components include an electric heater, centrifugal pump, thermal expansion tank, control center, strainer, supply & return isolation valves and connecting piping mounted on a welded steel, drip proof base. Each unit is completely piped and wired and includes foam glass insulation with a aluminum jacket on the internal piping and heater chamber. A hot functional test is performed before shipment on every SL Series Hot Oil System.