... Low power consumption. 400w magnetic ballast for metal halide lamp and sodium lamp CodeWattLamp typeCurrent(A)VoltageP/FCP(uf)TLB7070MH/HPS0.98220 ... /50Detailed Product Description.Electromagnetic ballasts for metal halide lamp,sodium lamp,mercury lamp 35W,70W,125W,150W,250W,400W,600W,1000W ... 4) Low power consumption.5) Providing long service life and super quietness.6) Low magnetic leakage.7) Watts:35W ...