30 Amp. fusible. For use with aluminum or copper conductors. Easy on, easy off disconnect pullout. Knockouts provided on the back, bottom and side for all applications. Lift-up cover with lockable latch. Powder painting fnish on steel construction. NEMA 3R rainproof enclosure for outdoor use. UL listed. Individually packed 7 1/2" H x 5 1/4" W x 3 3/8" D.