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CMS-250mm-LEAD
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250mm Connection Lead “C” Style – CMS 230VAC Plug & Play
The 250mm Connection Lead “C” Style is a compact plug-and-play cable designed for use with CMS Electracom 230VAC systems in caravans, motorhomes, and RV installations. Its short length makes it ideal for connecting components in tight spaces or linking closely positioned electrical devices.
Built with sealed connectors and secure locking ends, this lead ensures safe and reliable connections while simplifying installation for both DIY builders and professional setups.
Important: This cable does not suit Jayco “J” type connectors. Please confirm compatibility before purchasing, especially for retrofit applications.
Key Features
- 250mm plug-and-play connection lead for CMS Electracom systems
- “C” style connectors with sealed ends (25 × 16 mm)
- Male and female ends to prevent incorrect connections
- Secure locking clips for safe and stable connections
- Ideal for short connections in confined installation areas
- Suitable for caravans, motorhomes, and 4WD canopy setups
- Complies with Australian and New Zealand standards
Specifications
- Model: CMS-250MM-LEAD
- Length: 25 cm
- Connector Type: C Style (CMS Electracom)
- End Size: 2.5 × 1.6 cm
- Voltage: 230V AC
- Application: RV and caravan electrical systems
System Overview
CMS Electracom systems are designed for modular 230V installations. A typical setup includes:
- External power inlet connected via a 15A extension lead
- 16A circuit breaker or RCD for safety protection
- Power points connected using plug-and-play loom cables
Additional cables and adapters can be used to extend circuits or create branches for dedicated appliances such as battery chargers, hot water systems, or air conditioning units.
Installation Notes
- Each circuit must include a 16A circuit breaker or RCD
- Maximum of 10 double or 12 single power points per circuit
- Cables have sealed ends (25 × 16 mm)
- Allow extra cable length for servicing and replacement
- Power points require a minimum recess depth of 32 mm
- Install cabling before wall sheeting where possible
CMS Electracom components are widely used in Australian RV manufacturing due to their ease of installation, compliance, and flexible system design.

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$21.95
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from 10075 reviewsI was suppr used to see my 18’ turn up just one week after ordering. Very happy with service.
Great item, so much better than standard non coiled cable that’s always in the way of everything else on your drawbar!
Excellent to deal with and the same with postage thanks
Thetford component was perfect to fix my cassette problem. Prompt delivery.
Delivery was exceptional, product looks good, works fine. Easy to program
Great work Helen
Delivered promptly and safely wrapped
Caravan Camping Mat Classic Grey White 1.5m x 2.43m
Extremly hapy with the product and service will be back
All good , delivery to nz ok
Replacement panel worked great. Easy to fit in place of faulty unit. Works a treat.
Swift Appliances Hot Water Service Thermostat - New Type
This product is available cheaper than the Van Manufacturer Spare Parts. As described, fitted perfectly
Great service and fast delivery to WA.
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