Uni-T UT281A PRO True RMS Flex Clamp Meter CAT IV 600V

Overview

The Uni-T UT281A PRO is a high-performance True RMS flexible clamp meter specifically designed to tackle high-current measurements in the most challenging environments. Part of UNI-T’s elite Pro Line series, this tool is built for technicians who encounter tight spaces, thick cable bundles, and harsh industrial conditions where traditional rigid jaw clamps simply cannot operate.

Equipped with a 45.7cm flexible Rogowski coil, the UT281A allows for effortless maneuvering around large conductors and busbars. With an IP54 rating and 2-meter drop-proof certification, it is engineered to withstand the rigors of a busy job site while providing the accurate, stable performance that HVAC engineers and electricians demand.

Why It Matters

Safety and accessibility are non-negotiable when dealing with high-voltage systems. The CAT IV 600V safety rating ensures you are protected while working at the source of low-voltage installations, while the True RMS technology guarantees precision even when measuring non-linear loads and complex waveforms common in modern electrical systems.

What's Included

• 1 x Uni-T UT281A PRO Flex Clamp Meter
• 1 x Blister Packaging
• 1 x English Operating Manual
• 3 x 1.5V Batteries (R03)
• 1 x PC Software and CD
• 1 x 12-Month Warranty

Features & Benefits

• ✓ Wide Current Range: Manual range selection for 30A, 300A, and 3000A AC current measurements.
• ✓ True RMS: Provides accurate readings for distorted waveforms and variable frequency drives.
• ✓ Inrush Current Measurement: Simply long-press the INRUSH key for 2 seconds to capture motor startup surge currents.
• ✓ Job-Site Tough: IP54 rated against dust and water ingress and tested for 2m drops.
• ✓ Flexible Coil Design: A thin 0.75cm diameter coil with a 45.7cm length for reaching behind obstructed panels.
• ✓ Backlit LCD: Clear display with a 3000 count and 3 times/second refresh rate for real-time monitoring.

Applications

• Industrial motor testing and maintenance.
• HVAC compressor and fan motor troubleshooting.
• Commercial electrical distribution panel inspections.
• Power quality auditing in high-density cable environments.

Tradie Pro Tip

When using a flexible clamp for inrush current, try to center the conductor within the loop as much as possible. While the Rogowski coil is highly versatile, centering the wire reduces positional error and ensures you capture the most accurate peak amperage during the initial motor startup.

Pair With

• HVAC Shop Digital Multimeters
• Insulated Electrical Hand Tools
• Non-Contact Voltage Detectors

Keep Your Space Clean

Ensure your diagnostic kit is complete with the professional-grade Uni-T UT281A PRO. Designed for those who don't have time for inaccurate readings or bulky tools, it is the ultimate solution for high-current diagnostics. Shop the full Uni-T range at HVAC Shop today!