ON-OFF control with 2 points of intervention 1 relay output 2HP for compressor 1 digital inlet/adjustable temperatura 1 digital adjustable inlet TTL inlet for connection to copy card with buzzer front dimension 74x32x59 mmmounting hole 71x29 mm ELIWELL,IDP29DB300000 ELIWELL,ID1AC00TCA300 ELIWE,LL,ID1ADB0TCA300 ELIWELL,ID1ADL0XCH300 ELIWELL,ID1AD00TCA300 ELIWELL,ID,11DL0XCH300 ELIWELL,ID12C00TCD300 ELIWELL,ID12DI0XCH300 ELIWELL,ID12D00T,CD300 ELIWELL,ID16CB0TCA300 ELIWELL,ID18C00TCD