ZI Series Insulating Stud and Nut Sets

ZI-1 Insulated Anode Mounting Stud

The ZI-1 Insulated Mounting Stud is designed to mount sacrificial anodes. The washers and sleeve ensure electrical isolation of the sacrificial anode from the vessel’s hull.

ZI-5 Insulating Washer Set

The ZI-5 Isolation Washer Set is designed to electrically isolate sacrificial anodes from the vessel’s hull for cathodic protection of electrically isolated keel coolers and other similar structures. This washer set can be adjusted using the ZI-6 Isolation Spacer Rings to fit any tab thickness needed.

ZI-7 Insulating Stud Set

The ZI-7 is a 1/2" Stainless Steel Insulated Stud with Insulating Nut Set. Designed to electrically isolate keel cooler anodes from the vessel’s hull, this rugged design is easy to install, and the isolating sleeve can be cut to any length needed.

ZI-9 Insulating Bolt Set

The ZI-9 is a 1/2" Stainless Steel Insulated Bolt with Insulating Washer and Nut set. Designed to electrically isolate keel coolers from the vessel’s hull, the ZI-9 is easily installed by a diver and the isolating sleeve can be cut to any length needed.