Littelfuse ERDM422 is a digital time delay relay with a load rating of 10 A resistive at 120/240 V AC and 28 V DC, or 1/3 hp at 120/240 V AC. It features 0.25 in. (6.35 mm) male quick connect terminals for easy termination. With input AC line frequency of 50/60 Hz and input tolerance of -20% to 10%, it offers precise and reliable performance. The relay has a repeat accuracy of ±0.5% and insulation resistance of ≥100. Its setpoint vs ambient temperature and operating voltage is ≤±2%, ensuring stability. The time delay tolerance is ±10% and the time delay type is digital, with a recycle time of ≤150 ms. DC units are reverse polarity protected. The relay can be adjusted using the onboard knob. This product has a long operational life with a full load of 1 x 10⁶ cycles and a mechanical life of 1 x 10⁷ cycles. Overall, the Littelfuse ERDM422 is a high-quality, versatile time delay relay suitable for various applications.