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AGM Lead-Acid Battery Absorbent Glass Mats from Mexico

Microfiber glass mats engineered to absorb and immobilize sulfuric acid electrolyte in Absorbed Glass Mat (AGM) lead-acid batteries for marine and RV applications. These separators enable vibration-resistant, maintenance-free operation and fall under HTS 8507.90.40.00.

Duty Rate — Mexico → United States

28.5%

Rate breakdown

9903.94.0525%Except for products described in headings 9903.94.06, 9903.94.32, 9903.94.33, 9903.94.42, 9903.94.43, 9903.94.44, 9903.94.45, 9903.94.52, 9903.94.53, 9903.94.54, 9903.94.55, 9903.94.62, 9903.94.63, 9903.94.66 and 9903.94.67, automobile parts, as provided for in subdivision (g) of U.S. note 33 to this subchapter
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
9903.74.100%Articles as provided for in subdivision (k) of U.S. note 38 to this subchapter
9903.74.110%Articles as provided for in subdivision (l) of U.S. note 38 to this subchapter.

Import Tips

Certify mats meet AGM specifications (high absorption, low electrical resistance)

Import in bulk rolls but declare intended use in lead-acid assembly

Watch for fiber dust hazards requiring special packaging and labeling