Nilight Bosch Style Relay Fuse 40Amp Relay Box Kit (Universal; Some Adaptation May Be Required)

Reliable Circuit Protection and Switching. This relay box kit consolidates a 40 Amp fuse holder and Bosch-style relay socket into one weatherproof module, simplifying high-current circuit installations for lights, fans, or accessories. The sealed cover and nylon housing protect electrical connections from water, dirt, and corrosion, ensuring dependable switching performance even in harsh off-road or marine environments.

Durable, Weather-Resistant Construction. Constructed from flame-retardant, impact-resistant nylon and equipped with EPDM gaskets, the housing withstands temperature extremes and prevents moisture ingress. Heavy-duty terminals and a stainless steel mounting bracket maintain secure connections under vibration, while the pre-wired leads speed installation and reduce wiring errors.

Installation. This product mounts via integrated tabs and connects directly to twelve-volt accessory circuits without drilling.

Application. This Nilight Bosch Style Relay Fuse 40 Amp Relay Box Kit fits universal twelve-volt electrical systems.

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