A comprehensive range of High Pressure Mercury Vapour ballasts from Helvar including small wattage 50-125 watt ballasts equipped with push-in terminals, and higher wattage 250-400 Watt models equipped with screw terminals. Offering a long lasting and robust solution to outdoor lighting applications each unit is 100% quality controlled, guaranteeing great performance.
Product features for this gear include low noise levels, low harmonics and low power losses. In addition these units have a very low magnetic leakage field. Compact windings and low power consumption combine with the above features to ensure mercury vapour lamps operate according to manufacturer's specifications and achieve their maximum luminous flux. These compact units measure 114mm x 54mm x 45.5mm (l x w x h).