The Eaton XTRE10B40A is a robust 4-pole industrial control relay from the XT IEC series. It features 4 normally open (N.O.) poles and a versatile 110V 50Hz / 120V 60Hz AC coil. This 10 AMP relay is designed for reliable operation and offers screw terminals for secure connections. It can be mounted on a DIN rail or directly via screws, and supports optional front-mounted auxiliary contacts to expand its switching capabilities up to a total of 8 poles. This relay is a suitable replacement for obsolete Moeller DILR-40 control relays..This is an Eaton XTRE10B40A XT IEC Control Relay. It is a 4-pole relay with a 4 N.O. contact configuration. The coil operates on 110-120 Vac at 50/60 Hz. It has a conventional thermal current rating of 10A and rated operational currents of 4A at 380/400/415V and 6A at 220/230/240V. The frame size is 45 mm - standard, and it features screw terminals. The product dimensions are 4 inches in length/depth, 2 inches in height, and 3.5 inches in width, with a weight of 0.5 lb. It is UL Listed.