Switch Socket & RCD Tester

The MCE Electric ST-230 is a switch socket and RCD tester used to quickly check wall socket wiring and RCD trip response. It suits electricians, installers, contractors and property managers verifying socket wiring and RCD protection during installation or maintenance checks.

• Application: Testing switch socket wiring and RCD trip response
• Key specification: 203V at 50Hz, Measurement Category CAT III, 300V
• RCD test time: 60-300ms

Key Features

• Quickly checks socket wiring for common faults (e.g. reversed live/neutral, missing earth)
• Tests RCD trip response time (60-300ms range)
• CAT III 300V measurement category rating for typical domestic and light commercial distribution circuits

Typical Applications

• Verifying socket wiring after installation or repair work
• RCD compliance testing and maintenance checks
• Property manager and facilities maintenance electrical checks

Technical Specifications

What's Included

• 1 x ST-230 switch socket & RCD tester

Please note: Carry case and other accessories are not included unless specifically listed above.

Installation & Compatibility Notes

• This tester is CAT III 300V rated — confirm this is appropriate for the circuits you intend to test before use.
• Use should be carried out by a suitably qualified person, in line with standard electrical testing safety practice.

Warranty & Support

This product is supplied with the applicable manufacturer or supplier warranty, subject to correct application and use.

Need help choosing? If you are unsure whether this tester is correct for your application, contact Zisabo and we will assist where possible.