High Bay The Amitex LED 100W High Bay Light is designed to replace the 250W induction lamp, metal halide or HID lamp in an existing fixture, Constructed from high quality components, this product is designed to operate to its full potential over the guaranteed 5 year period. The superior Japanese Nichia SMD chips, Meanwell HB100/160/200 drivers and cold forged pure aluminium heat sink enables the lumen efficacy to achieve up to 92lm/W. Excellent thermal management in the one piece heat sink enables a heat dissipation rate of 226W/M.K, outstripping most high bays by a ratio of 3:1.