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Click Mode 13A Fused Connection Unswitched with Neon CMA053
13A unswitched fused connection unit with orange neon indicator for appliance connection control. BS 1363-4 compliant with optional flexible cord outlet. Features standard 35mm backbox compatibility, captive terminals for 2.5mm² cable, and professional installation design. Orange neon provides clear operational status indication. Single pole operation suitable for dedicated appliance circuits including immersion heaters, boilers, and fixed equipment installations.
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Product Features
| Current Rating | 13A maximum load capacity |
|---|---|
| Fuse Type | BS 1362 cartridge fuse included |
| Switching | Unswitched operation (always live) |
| Indicator | Orange neon shows mains present |
| Terminals | Screw terminals accept 2x 2.5mm² cables |
| Backbox Depth | 35mm standard backbox compatibility |
| Compliance | BS 1363-4 fused connection units |
| Finish | Polar white with matching rockers |
| Flex Outlet | Optional flexible cord entry facility |
| Mounting | Standard 86x86mm faceplate dimensions |
| Protection | IP20 rating for indoor use |
| Warranty | Manufacturer's standard warranty period |
Professional Applications
Immersion Heater Control
Dedicated 13A supply for electric water heating systems requiring permanent connection without local isolation switching capability.
Boiler Connection Points
Central heating boiler power supply with neon confirmation of mains presence for diagnostic and maintenance purposes.
Fixed Appliance Supply
Kitchen equipment, extractor fans, and built-in appliances requiring fused protection without accidental disconnection risk.
Installation Specifications
Terminal Configuration
Twin screw terminals accommodate 2x 2.5mm² ring main cables with 0.8Nm torque specification for secure connection.
Flex Outlet Option
Bottom knock-out provides flexible cord entry for appliances requiring cord connection rather than fixed wiring.
Mounting Requirements
Standard 86x86mm plate fits all UK backboxes. Twin fixing screws with 32mm centres for secure installation.
Compliance Standards
BS 1363-4 Rating
Fully compliant fused connection unit standard ensuring safe appliance connection with appropriate overcurrent protection.
BS 1362 Fuse Standard
Uses standard 13A cartridge fuse providing reliable overcurrent protection with easy replacement capability.
Part P Notification
Kitchen and bathroom installations require Building Control notification when installed by qualified electricians.
Frequently Asked Questions
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What backbox depth is required for CMA053 installation?
Requires standard 35mm depth backbox. Deeper 47mm backbox provides easier cable termination access for multiple cables.
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Can this unit control switched appliances like boilers?
No, CMA053 is unswitched - always live when fused. Use CMA052 switched version for appliance control applications.
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What appliances suit 13A unswitched connection units?
Ideal for immersion heaters, boilers, extractor fans, and fixed appliances requiring permanent connection without local switching.
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Why choose unswitched over switched fused connection?
Unswitched units prevent accidental disconnection of critical appliances like central heating boilers requiring continuous power supply.
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Orange neon stays on constantly - is this normal?
Yes, orange neon indicates mains voltage present. Unswitched design means neon illuminated whenever circuit energised.
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Does CMA053 meet current building regulations Part P?
Yes, BS 1363-4 compliant. Installation in kitchens/bathrooms requires qualified electrician notification under Part P requirements.
