The Bosch Fray5000-Head-UL smoke detector is a brand new, UL certified unit with a range of 8-50m. With the model number 5000-043-12, this fire protection equipment is designed for business and industrial settings. Made in the UK, this smoke detector is reliable and efficient in detecting potential fires in your facility, providing peace of mind for your safety and maintenance needs. Still has tamper seal and has not been opened. Made in the UK.