Littelfuse, Inc. Time Delay Relays KRDI424

The KRDI424 is a time delay relay from Quarktwin Technology Ltd., designed for interval timing applications. It operates on an input voltage of 120VAC and features an onboard knob for time delay adjustment ranging from 1 to 100 minutes. The relay is compact, measuring 2 inches square, and utilizes a solid-state timing circuit that ensures repeat accuracy of ¬±0.5% or 20ms, whichever is greater. The relay has isolated SPDT output contacts rated for 10A at 125VAC, making it suitable for controlling various loads. It is encapsulated to protect against environmental factors such as shock, vibration, and humidity, enhancing its reliability and lifespan. The KRDI424 is designed for surface mounting and is compatible with standard quick connect terminals. Its operational temperature range is from -20¬8C to 60¬8C, with a storage temperature range of -40¬8C to 85¬8C. This product is ideal for OEM applications requiring a reliable and compact time delay solution.