The IDEC RV8H-S-AD18 is a compact relay designed for efficient use in hazardous locations, with Class I, Division 2 and Zone 2 certifications. Its slim 14mm width and low profile of just 70mm above the DIN rail make it ideal for space-constrained applications. The relay features a universal AC/DC socket with surge suppression, a green LED indicator, and gold-plated contacts for reliable connectivity. It also includes a release lever for quick installation or removal and supports a wide input voltage range from 6 to 240V. Additionally, it offers high dielectric strength, impulse withstand voltages, reverse polarity protection, and complies with RoHS standards.