Always cross-reference your unit's data plate with the part manual before installation

and a terminal configuration (R

Precise Detection: Accurately identifies belt loss and coupling shear in motors from 1/5 to 100 HP

This switch is calibrated for setpoints of 0

IDEC Relays RH4B-UDC24V Relay 319825-402 Always cross-reference your unit's dataThe IDEC RH4B UDC24V is a heavy duty 4PDT (4 Form C) relay engineered for high density industrial control panels and HVACR automation systems. This RH Series compact power relay features a 10A switching capacity at 110VAC 30VDC, providing reliable circuit isolation in a miniature footprint. Built with blade terminals for secure socket mounting, it utilizes Silver Cadmium Oxide (AgCdO) contacts to resist welding and ensure consistent electrical