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ETS URM-1 1 Channel Universal Relay Board Module W/ 4 and 8 Channel Options
The URM-1 and URM series of relay boards offer system integrators an easy and truly universal solution for controlling hi or low current devices such as electric locks, lights, sirens, etc; with literally ANY type of low DC voltage, dry contact, or open collector input signals.
Additional features of these relay boards include 1.5V to 24VDC input voltages, easy cable termination, 8amp relay outputs, and polarity protected power input.