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Helvar electronic ballast model EL2x49sc suitable for ceiling lights with two fluorescent tubes with 49W power dimmable with 1-10Volt system.
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Reference: EL2x58sc
Dimmable electronic ballast with 1-10V system for 1x58W fluorescent lamp
Reference: EL2x24s
Electronic ballast ballast for 2x24 W fluorescent lamps
Reference: EL3/4x14s-u
Electronic ballast ballast for 3/4x14 W non-dimmable fluorescent lamps
Reference: EL2x55s
Electronic ballast ballast for 2x55 W fluorescent lamps
Reference: EL2x49s
Electronic ballast ballast for 2x49 W fluorescent lamps
Reference: HCIE250830
Metal halide HCI-E lamp with warm light 3000k 250W, E40 connection that develops a luminous flux of 24500 lumens.