Transformer
Model Number GH-2504-SM10, GH-2504-SM30, GH-2504-0M10, GH-2504-0M30, GH-3004-SM10, GH-3004-SM30, GH-3004-0M10, GH-3004-0M30, Fits Brand Mi-T-M Transformer, For Use With Grainger Item Number 2GXK7, 2GXK8, 3WB75, 3WB76, 2GXK9, 2GXL1, 1RM77, 1RM78, For Use With Mfr.