Johnson Controllers Temperature Controller A28Aa-37C Two Stage W/ Adjustable Interstage Differentl.

Johnson Controllers Mechanical Temperature Controller A28AA-37C Two Stage w/ Adjustable Interstage Differentl.The A28 Series are two stage mechanical temperature controls that incorporate a liquid filled sensing element. Features: wide temperature ranges availableconstant differential throughout the entire rangeSPDT snap-acting switchesunaffected by changes in barometric pressureunaffected by cross ambient conditionscompact enclosurevariety of sensing element styles Product Specifications BRANDJohnson Controls CAPILLARY LENGTH FEET6 BULB SIZE INCHES3/8 x 4 DIFFERENTIAL TEMPERATURE °F5 Ea. Stage, 2 to 7 Adj. Between Stages TEMPERATURE CONTROL RANGE °F60 to 140 VOLTAGE240 / 120 NEMA RATING1 RANGE ADJUSTERKnob STAGES2 SWITCH ACTION2 - SPDT TYPEHeat & Cool LISTING, RATING, CERTIFICATIONUL Listed LIMITED WARRANTY YEARS1 MANUFACTURER'S PART NUMBERA28AA-37C