Major Tech Multifunction Installation Tester (Bluetooth, SD Card & USB) – MT390

Verify electrical installations and complete compliance testing with the Major Tech Multifunction Installation Tester (MT390). Designed for high-accuracy commercial, industrial, and solar PV system audits, this flagship tester performs extensive loop, PSC/PFC, RCD, phase rotation, and insulation measurements. Featuring a color display, built-in safety shield plate, and versatile data transfer capabilities via Bluetooth 4.0, SD Card, or USB, the MT390 includes earth resistance spikes and lead sets for immediate field deployment.

Key Features:

• Comprehensive Testing Capabilities: Performs Loop impedance, PSC/PFC up to 50kA, short circuit current testing (>200mA), line voltage with frequency, and phase rotation.

• Variable RCD Testing: Advanced RCD diagnostics with customizable parameters and clear Pass/Fail status indication.

• Graphical Data & Visual Storage: Supports voltage recording with real-time graphs and combined measurement readings layered over saved images.

• Triple Data Transfer Options: Transmit recorded compliance data seamlessly using Bluetooth 4.0, SD Card storage, or direct USB export.

• Enhanced Operator Safety: Engineered with an integrated sliding shield plate to guard against accidental electric shock during active lead connections.

• Long-Life Dual Power System: Powered by a removable battery pack (500 cycles) and internal Lithium battery (1000 cycles).

• Complete Accessory Kit: Supplied with standard accessories including Earth Resistance Spikes and leads.

Detailed Description:

The Major Tech MT390 provides complete electrical safety testing and installation diagnostic features for registered electricians and installation inspectors. Equipped to handle rigorous low-voltage and renewable energy meter verifications, it simplifies complex Certificate of Compliance (CoC) testing workflows.

Its color interface allows operators to graph voltage trends, document visual fault locations, and save measurement data alongside jobsite photographs. Combined with rugged safety barriers and dual rechargeable battery options, the MT390 delivers dependable field performance across demanding environments.

Technical Specifications

Note: FREE Delivery does not apply, please make arrangements prior to collecting in store.

Shipping: Allow For 1 - 3 Business Days Before Shipping.