Question

Is D2S better than D1S?

Answer 1

D1S is the newer technology of the 2 and offers many benefits over D2S such as less noise (EMI and RFI) and allows for a much longer cable from ballast to lamp 3 – 6m (10 – 20′) for D1S, only 0.3 – 0.9m (1 – 3′) maximum for D2S past the igniter.