NOCO HM408 Group 4D Commercial Battery Box

Compatible with Group 4D. Fits Group 4D Batteries - made for Marine, RV, and Commercial equipment. Perfect for installation in a boat, camper, motorhome, trailer, or caravan, as well as, commercial and generator equipment. Rugged Design. The HM408 features a four-corner fastening system and captive lid for easy installation, large cable entry holes for heavy gauge wires, full flow ventilation for releasing battery gasses, and a large battery acid reservoir. The design provides ultimate protection in low-temperature environments and protects against UV, oil, gas, and more.