CBi DIN Rail Surge Protector QFLN-2(13)D 1P+N 275V 40kA

The CBi DIN Rail Surge Protector QFLN-2(13)D is a single-pole-plus-neutral surge protection device rated for 275V and 40kA protection, designed to safeguard electrical installations against transient overvoltages from power surges and lightning strikes. It features metal oxide varistor (MOV) clamping technology with thermal disconnection protection, integrated LED indication for device status monitoring, and requires backing by a QF MCB for full compliance. Ideal for panel builders, electricians, and facilities managers protecting critical electrical systems in commercial and industrial applications.