This is not a standard electrical component, You MUST have a CMS  Plug in Electrical System for this to work..

Back “Plug” is Not included, only available on a CMS Lead.

Unlike traditional hardwired fittings, this uses a plug-in rear connection, making installation and future servicing much easier. It’s the same system widely used by major manufacturers, including Jayco, because it’s simple, consistent and proven.

If your van is running a CMS plug-in electrical system, this is where your power setup starts. The CMS 15A Power Inlet is the dedicated entry point for bringing 240V into your RV.

Features:

• 15A 240V power inlet for CMS systems
• Designed for plug-in (soft wire) CMS installation
• IP44 rated with spring-loaded weather flap
• Rear CMS socket with safety clip connection

Specifications:

series: J series

Model: JIL15

Power Rating:
240V / 15 Amp

IP Rating:
IP44

Mounting Hole Centres:
• 65 mm (horizontal)
• 81 mm (vertical)

Required Depth:
60 mm (from mounting face to rear)

System Type:
CMS Plug-In Electrical System

Q: Is Th Hard wired?
No. This is designed only for CMS plug-in systems, not standard hardwired setups.

Q: Is this used in Jayco caravans?
Yes. CMS systems are commonly used in Jayco