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Anode Comparison Table
Anode | Environment | Consumption Rate lb/amp-year | Design Current Density amps/SqFt | Size | Weight pounds | Surface Area Sq Ft. | Max* Design Output (soil) Amps |
---|---|---|---|---|---|---|---|
Steel | 20.0 | None | |||||
Graphite | Soil | 1.0 | 0.5 | ||||
Freshwater | 2.0 | NR | |||||
Saltwater | 0.5 | 2.0 | |||||
3″ x 60″ | 30 | 4.0 | 2.0 | ||||
4″ x 80″ | 72 | 7.3 | 3.6 | ||||
HISI Cast Iron | Soil | 0.7 | 1.0 | ||||
Freshwater | 1.0 | 2.5 | |||||
Saltwater | 0.5 | 2.5 | |||||
1.5″ x 60″ | 27 | 2.0 | 2.0 | ||||
2″ x 60″ | 44 | 2.6 | 2.6 | ||||
2″ x 60″ | 60 | 2.7 | 2.7 | ||||
3″ x 60″ | 110 | 4.0 | 4.0 | ||||
4.5″ x 60″ | 220 | 5.5 | 5.5 | ||||
2.2″ x 84″ | 50 | 4.2 | 4.2 | ||||
2.6″ x 84″ | 64 | 4.9 | 4.9 | ||||
3.8″ x 84″ | 95 | 7.0 | 7.0 | ||||
4.8″ x 84″ | 122 | 8.8 | 8.8 | ||||
Platinum | Soil | NR | NR | ||||
Freshwater | 8 mg/A-yr | 50 | |||||
Saltwater | 8 mg/A-yr | 50 | |||||
Mixed Metal Oxide | Soil | 5 mg/A-yr | 10 | ||||
Freshwater | 5 mg/A-yr | 10 | |||||
Saltwater | 1 mg/A-yr | 50 | |||||
1.6 x 50 cm | NA | 0.275 | 2.5 | ||||
1.6 x 100 cm | NA | 0.56 | 5.0 | ||||
2.5 x 50 cm | NA | 0.44 | 4.0 | ||||
2.5 x 100 cm | NA | 0.88 | 8.0 | ||||
Conductive Polymer | Soil | 16 ma per LF | |||||
Freshwater | 3 ma per LF | ||||||
Saltwater | NR |