Overview Reviews Product Description Square D MH38BE Panelboard Enclosure NEMA: 1 Length: 39 20H 7W E-1 Series. Product Videos Custom Field Nema 1 Product Reviews Write a Review Write a Review × Square D Square D MH38BE Panelboard Enclosure NEMA: 1 Length: 39 20H 7W E-1 Series Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Review Subject * Comments *