The Horn Winches SEC Groningen is the supplier of a wide variety of winches and winch-related products. For several decades, SEC Groningen has specialized in supplying the conventional electric or hydraulic winches as well as the electric-hydraulic turnkey winches. Pool® anchors The original SEC POOL® anchors are the outcome of centuries of ship's anchor development, which started with the old well-known stock-anchor. Mooring Equipment SEC Fairtrans Mooring Equipment is a trade name of various types of mooring equipment produced and delivered by SEC Groningen. The products belonging to this product range are chocks, warping rollers, double bollards and fairleads.