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Set custom limits in monitoring mode to receive instant alerts if values drift. The CastFirt Multimeter visually warns you when measurements fall outside your safe range, providing peace of mind during complex diagnostic tasks.


Switch to intelligent mode and let the CastFirt Multimeter identify the content and range automatically. It eliminates guesswork for resistance, voltage, and continuity, making it the perfect tool for both beginners and seasoned professionals.




This multimeter sets a new standard for handheld diagnostics. The integration of a high-resolution color screen with real-time graphing capabilities provides professional-grade insights at an accessible level.
– Michael Sterling

CASTFIRT FEATURES ALL YOU CAN EXPECT:

The built-in 1500 mAh battery eliminates the need for disposable batteries. Simply charge via Type-C for long-lasting, eco-friendly performance during demanding workdays.

Featuring dual ceramic fuses and advanced internal circuits, this device prevents accidental burns. It prioritizes user safety while maintaining high precision across all measurement modes.

Observe live measurement curves to diagnose intermittent issues effectively. This feature provides a level of detail usually reserved for expensive benchtop laboratory equipment.


A 2.4-inch full-color TFT screen offers superior visibility in dark environments. The high resolution ensures all data points and graphs are easy to read.

From automotive circuits to household outlets, it handles AC/DC voltage, current, resistance, and capacitance. It is the only tool you need for diverse applications.

Lightweight and portable, it fits comfortably in your hand or pocket. The rugged build quality ensures it survives the rigors of professional field use.


We understand the value of your time. That’s why our team is trained to respond promptly and efficiently, ensuring your queries and issues are addressed without unnecessary delays.
Frequently Asked Questions
The recording mode is a game changer for my automotive work. I can finally see voltage drops in real-time. It is incredibly sturdy and the screen is beautiful.

I love the rechargeable battery. No more hunting for batteries in the middle of a job. The intelligent mode makes home electrical tasks so much faster.

This is the most intuitive multimeter I have ever owned. The NCV feature is very sensitive and safe. It feels like a premium tool at a great value.
