M5Stack ATOM HUB PROTO is a compact DIY proto board kit and an expansion board for ATOM controllers. This ATOM prototype expansion kit adds proto space, Grove wiring, and industrial controller housing style mounting in one enclosure. Description M5Stack ATOM HUB PROTO is built as a DIY proto board kit for ATOM Matrix and ATOM Lite. As an expansion board for ATOM, M5Stack ATOM HUB PROTO works as an ATOM prototype expansion kit for custom sensors, control nodes, and small industrial controller housing builds. Features M5Stack ATOM HUB PROTO is a flexible DIY proto board kit for ATOM hosts. This expansion board for ATOM supports ATOM Matrix and ATOM Lite. The ATOM prototype expansion kit includes Grove, VH3.96, and DC5V interfaces. The shell works well as an industrial controller housing. DIY proto board kit format keeps internal circuit freedom. Expansion board for ATOM design helps fast custom integration. ATOM prototype expansion kit structure suits compact field hardware. Industrial controller housing style supports DIN-rail workflows. Specifications Product M5Stack ATOM HUB PROTO Type DIY proto board kit Platform Expansion board for ATOM Role ATOM prototype expansion kit Mounting Industrial controller housing with DIN rail support Ports 1x VH-3.96 4P, 6x VH-3.96 3P, 1x DC5V, 1x Grove Material Plastic (PC) Size 72 x 40 x 30mm Applications M5Stack ATOM HUB PROTO fits users who need a DIY proto board kit, an expansion board for ATOM, or an ATOM prototype expansion kit. It is useful for sensor nodes, DIN-rail boxes, maker automation, and any small industrial controller housing project around the ATOM platform. Product List Proto board with Grove port x1 3.96*4P plug and plug base x1 3.96*3P plug and plug base x6 ATOM HUB PROTO face shell x1 DC 5V power outlet x1 Dust plug x4 DIN rail x1 Plastic parts x2 Magnet double-side tape x4 Rubber pad x4 Magnet x4 M2*6mm hexagon self tapping screw x4 M2*20mm machine screw x1 M4*10mm countersunk screw x2 M2 hex key x1 M4 hex key x1 Other Content Resources M5Stack ATOM HUB PROTO Official Documentation ATOM HUB PROTO Schematic PDF FAQ What is M5Stack ATOM HUB PROTO?M5Stack ATOM HUB PROTO is a DIY proto board kit and expansion board for ATOM for users who need custom circuit space. Why choose this ATOM prototype expansion kit?This ATOM prototype expansion kit gives us proto space and industrial controller housing style mounting in one enclosure.