Fully sealed construction High dielectric strength between coil and contacts (2000Vac) and between contacts of different polarity (1500Vac) High impulse withstand voltages between coil and contacts, and between contacts of different polarity (2500V, 2x10 μs: Bellcore requirements) Long terminals ideal for soldering and mounting reliability (Surface mounting terminal models) PCB mount terminal versions now added to the range High sensitivity with 140 mW rated power consumption Ultra miniature (H 9.4 mm x W 7.5 mm x L 15mm) Applicable to IRS using heat resistance material BSI (EN60950) certified models available (-Y type)