Voltage Sensing Relay, Base Shape Octal, Current Rating 10 A, Input Voltage 24V DC, Pick Up Range 18 to 30V DC, Drop-Out Range 75 Percent to 95 Percent, Monitored Parameters Overvoltage; Undervoltage, Number of Pins 8, Contact Form DPDT, Contact Rating (AC) 10 A @ 240 V, Contact Rating (DC) 7 A @ 30 V, Mounting Style Plug-In, Body Depth 2.9 in, Body Height 2.4 in, Body Width 1.7 in, Electrical Operating Durability 100,000, Frequency 50/60 Hz, Maximum Operating Temperature 149 Degrees F