Mier's standard line of painted cabinets is designed to accommodate a wide variety of uses in the security and home-automation industries, including transformer covers and battery box enclosures.Our current line of transformer covers:Protect against accidentally unplugging transformersMade of rugged construction & one piece piano hinge for strengthHave holes for quick and easy mountingFeature durable powder coated finishIncludes holes for bolting the door shutHinged, screw coverVented