Galvotec Alloys, Inc. — McAllen, Texas — (956) 630-3500 Same-Day Shipping on Orders by 4 PM CT

America's Premier Source for
Sacrificial Anodes

Zinc, Aluminum & Magnesium anodes for marine, pipeline, and industrial cathodic protection. MIL-SPEC certified. Manufactured and shipped from McAllen, Texas since 1984.

ISO 9001:2015 Certified
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40+ Years Experience
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GA-A-1-29H
Aluminum Anodes

Flush Mount Hull Anode — GA-A-1-29H

Flush mounted hull anode for vessels operating in sea water. Flared profile minimizes turbulence. Current rating: 4 ampere-years.

Weight 29.0 lbs (13.2 kg)
Dimensions 5" × 2½" × 24" (127mm × 64mm × 610mm)
Specification Galvotec III / MIL-DTL-24779D
$189.95 1-4 $174.95 5-19 $159.95 20+
Flush Mount Hull Anode — GA-A-1-23H
Aluminum Anodes

Flush Mount Hull Anode — GA-A-1-23H

Flush mounted hull anode for sea water vessels. Current rating: 3 ampere-years.

Weight 23.0 lbs (10.4 kg)
Dimensions 5" × 1-15/16" × 24" (127mm × 49mm × 610mm)
Specification Galvotec III / MIL-DTL-24779D
GA-A-2-15H
Aluminum Anodes

Flush Mount Hull Anode — GA-A-2-15H

Flush mounted hull anode for sea water vessels. Dual longitudinal straps. Current rating: 2 ampere-years.

Weight 15.5 lbs (7.0 kg)
Dimensions 5" × 1-3/8" × 21½" (127mm × 35mm × 546mm)
Specification Galvotec III / MIL-DTL-24779D
$124.95 1-4 $114.95 5-19 $99.95 20+
GA-A-1-20H
Aluminum Anodes

Flush Mount Hull Anode — GA-A-1-20H

Flush mounted hull anode for sea water vessels. Continuous mild steel core.

Weight 20.0 lbs (9.1 kg)
Dimensions 4½" × 2¼" × 24" (114mm × 51mm × 508mm)
Specification Galvotec III / MIL-DTL-24779D
GA-A-1-12H
Aluminum Anodes

Flush Mount Hull Anode — GA-A-1-12H

Compact flush mounted hull anode for smaller vessels and tight mounting locations.

Weight 12.0 lbs (5.4 kg)
Dimensions 4½" × 2¼" × 14" (114mm × 57mm × 356mm)
Specification Galvotec III / MIL-DTL-24779D
GA-A-2-32H
Aluminum Anodes

Flush Mount Hull Anode — GA-A-2-32H

Large flush mounted hull anode for vessels requiring maximum cathodic protection coverage.

Weight 32.0 lbs (14.5 kg)
Dimensions 10" × 2" × 20" (254mm × 51mm × 508mm)
Specification Galvotec III / MIL-DTL-24779D
GA-A-P-240
Aluminum Anodes

Pier & Piling Anode — GA-A-P-240

Heavy-duty pier and piling anode for large marine structures. 240 lb aluminum with continuous mild steel core.

Weight 240.0 lbs (108.9 kg)
Dimensions 10" × 10" × 24" (254mm × 254mm × 610mm)
Specification Galvotec III / MIL-DTL-24779D
GA-A-P-175
Aluminum Anodes

Pier & Piling Anode — GA-A-P-175

Pier and piling anode for marine docks, bulkheads, and pilings. 175 lb aluminum.

Weight 175.0 lbs (79.4 kg)
Dimensions 7" × 7" × 36" (178mm × 178mm × 914mm)
Specification Galvotec III / MIL-DTL-24779D
GA-A-P-120
Aluminum Anodes

Pier & Piling Anode — GA-A-P-120

Pier and piling anode for marine structures. 120 lb aluminum, available in three form factors.

Weight 120.0 lbs (54.4 kg)
Dimensions 10" × 10" × 12" (254mm × 254mm × 305mm)
Specification Galvotec III / MIL-DTL-24779D
$399.95 1-4 $369.95 5-9 $339.95 10+
GA-A-P-60
Aluminum Anodes

Pier & Piling Anode — GA-A-P-60

Mid-range pier and piling anode. 60 lb aluminum. Available in three dimensions.

Weight 60.0 lbs (27.2 kg)
Dimensions 7" × 7" × 12" (178mm × 178mm × 305mm)
Specification Galvotec III / MIL-DTL-24779D
$229.95 1-9 $209.95 10-24 $189.95 25+
GA-A-P-30
Aluminum Anodes

Pier & Piling Anode — GA-A-P-30

Compact pier and piling anode for smaller structures and dock pilings. 30 lb aluminum.

Weight 30.0 lbs (13.6 kg)
Dimensions 3" × 3" × 34" (76mm × 76mm × 864mm)
Specification Galvotec III / MIL-DTL-24779D
GA-A-HS-47
Aluminum Anodes

Heater Treater Anode — GA-A-HS-47 (Bowling Ball)

Spherical heater treater anode with 1" schedule 80 half collar. Internal vessel cathodic protection.

Weight 47.0 lbs (21.3 kg)
Dimensions Spherical — 1" sch 80 half collar
Specification Galvotec III / MIL-DTL-24779D
GA-A-HFT-44
Aluminum Anodes

Heater Treater Anode — GA-A-HFT-44

Cylindrical heater treater anode with 1" schedule 80 half collar. For pressure vessels and separators.

Weight 44.0 lbs (20.0 kg)
Dimensions Cylindrical — 1" sch 80 half collar
Specification Galvotec III / MIL-DTL-24779D
GA-A-STR-540
Aluminum Anodes

Platform Anode — 540 lb Straight Core

Offshore platform structural anode. 540 lb aluminum with straight pipe core. For jacket legs, risers, and subsea structures.

Weight 540.0 lbs (244.9 kg)
Dimensions 8" × 8" × 8ft (203mm × 203mm × 2438mm)
Specification Galvotec III or CW III / MIL-DTL-24779D