Vitra A22571YP Sensor Photocell 300mm For A47175 and A47188

The A22571YP is a high-precision, miniature photocell sensor (dusk-to-dawn sensor) designed for automatic lighting control in commercial, industrial, and residential environments. This compact unit automates your lighting circuits by detecting ambient light levels, switching fixtures ON at dusk and OFF at dawn to maximize energy efficiency.Key FeaturesIntegrated 300mm Fly-Leads: Comes pre-wired with a 300mm (11.8 inches) flexible cable, allowing for easy, direct splice connections inside a junction box or light fixture housing.Smart Time-Delay Mechanism: Features a built-in safety delay (typically 20–120 seconds). This prevents the connected lights from flickering or turning off falsely due to temporary light flashes, such as passing car headlights or lightning.Compact, Unobtrusive Design: The miniature sensor head requires only a small circular cutout for installation, blending seamlessly into outdoor lanterns, wall packs, post lights, or security bulkheads.Weather-Resistant Seal: Engineered for outdoor reliability, the sensor head includes a durable rubber sealing washer to maintain a moisture-proof seal when properly mounted to an enclosure.