Open back or open splice junction boxes provide quick access for wiring splices without disconnecting the entire system. This guide reviews five highly-rated options, emphasizing ease of installation, safety features, and flame-retardant materials. Each selected product caters to different pack. The right choice of junction box ensures safety, extends equipment life, and helps meet compliance standards. In this article, we'll explore the different types of junction boxes, compare. Applicable for commercial, industrial, and infrastructure projects, you'll find our USA-made junction boxes installed in locations ranging from sidewalks and streets to roadway barriers and bridges.