Anode surface of mixed metal oxide (MMO) applied on pure titanium (Ti) base. 50 to 75 A nominal current output capacity. More than 20 years lifespan based on nominal current load. Dimension: 218 mm diameter and 18 mm thick. Weight: 1.9 kg. 3 x internal fastening bolts. Diver changable. Water proof neoprene incapsulation. Molded backside with embossed sealing rings.