Description
The W4 Single Backing Box is a durable mounting enclosure designed for use with the W4 Pure Design modular electrical system. It provides a secure and stable housing for a single switch, socket, USB charger, or other compatible module, making it ideal for caravans, motorhomes, campervans, boats, and other leisure vehicles.
Manufactured from high-quality, impact-resistant plastic, this backing box ensures a safe and professional installation by providing the correct depth and support behind wall-mounted electrical fittings. It is ideal for both new installations and replacements, helping to maintain a tidy and reliable electrical setup.





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