Quality, Value, Experience from Trusted UK Seller The tiltable high-voltage recessed fitting from the HORN series. The lamp is installed set to the rear in this luminaire which is made out of steel. This design gives it a special appearance. The electrical connection is made directly to the 230V mains supply. Multi-lamp and low-voltage versions of this series are also available. This luminaire is suitable for lamps of energy classes: E - A++