The IDEC YW1P-2EM45Y is a transformer-type incandescent pilot light designed for efficient operation and easy installation. Its yellow illumination and large lens offer a broad viewing angle, while the space-saving 10mm thick contact blocks ensure a compact footprint. The unit features a durable metal bezel and is both lightweight and unibody in design. For convenience, the separate contact block allows for straightforward installation and removal. This pilot light is part of the YW series, known for its reliable performance in various applications.