What It Is and Where It Fits
The Merlin Gerin MGNA12 is a neutral rail kit — a circuit breaker accessory used to mount and distribute the neutral conductor within a panelboard or switchboard enclosure.
Sourcing and Fit
For a BOM line that calls out MGNA12, the part is sourced to order through independent distribution channels. Availability and current pricing are confirmed at quote time against an RFQ.
Deployment Context
As a neutral rail kit, it installs inside the distribution panel, typically on a DIN rail or directly onto the panel backplate, providing a dedicated termination point for neutral conductors in a three-phase or single-phase system.