DELTA DESIGN DIS5341 Signal Indicator Accessory, 50mm Range, Base, LED, 50mm Stacker, Black, Pole Mount, 4 Bolt
DELTA DESIGN DIS5225 Module, Stacker, LED, Orange, Continuous, Flashing, 24VDC, 50mm Dia., 56mm Ext. Height

DELTA DESIGN DIS5224 Module, Stacker, LED, White, Continuous, Flashing, 24VDC, 50mm Dia., 56mm Ext. Height
DELTA DESIGN DIS5221 Module, Stacker, LED, Blue, Continuous, Flashing, 24VDC, 50mm Dia., 56mm Ext. Height